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commit c0e9ef1215af5459e9efd348f85287bceab02ec8
Author: Matt Juntunen <[email protected]>
AuthorDate: Thu Dec 20 21:42:24 2018 -0500

    GEOMETRY-31: standardizing method names with commons-numbers
---
 .../org/apache/commons/geometry/core/Vector.java   | 10 +--
 .../geometry/euclidean/internal/Vectors.java       |  2 +-
 .../euclidean/oned/AffineTransformMatrix1D.java    |  2 +-
 .../commons/geometry/euclidean/oned/Vector1D.java  | 10 +--
 .../euclidean/threed/AffineTransformMatrix3D.java  |  2 +-
 .../commons/geometry/euclidean/threed/Line.java    |  6 +-
 .../commons/geometry/euclidean/threed/Plane.java   |  2 +-
 .../geometry/euclidean/threed/Vector3D.java        | 16 ++--
 .../threed/rotation/QuaternionRotation.java        |  6 +-
 .../euclidean/threed/rotation/Rotation3D.java      |  2 +-
 .../euclidean/twod/AffineTransformMatrix2D.java    |  2 +-
 .../commons/geometry/euclidean/twod/Vector2D.java  | 12 +--
 .../oned/AffineTransformMatrix1DTest.java          | 40 +++++-----
 .../geometry/euclidean/oned/Vector1DTest.java      | 24 +++---
 .../threed/AffineTransformMatrix3DTest.java        | 46 +++++------
 .../euclidean/threed/PolyhedronsSetTest.java       |  6 +-
 .../geometry/euclidean/threed/Vector3DTest.java    | 52 ++++++------
 .../threed/rotation/QuaternionRotationTest.java    | 92 +++++++++++-----------
 .../twod/AffineTransformMatrix2DTest.java          | 48 +++++------
 .../geometry/euclidean/twod/Vector2DTest.java      | 38 ++++-----
 .../hull/ConvexHullGenerator2DAbstractTest.java    |  4 +-
 .../spherical/twod/PropertiesComputer.java         |  2 +-
 .../spherical/twod/SphericalPolygonsSet.java       |  2 +-
 23 files changed, 213 insertions(+), 213 deletions(-)

diff --git 
a/commons-geometry-core/src/main/java/org/apache/commons/geometry/core/Vector.java
 
b/commons-geometry-core/src/main/java/org/apache/commons/geometry/core/Vector.java
index 87b8b82..1b7aea0 100644
--- 
a/commons-geometry-core/src/main/java/org/apache/commons/geometry/core/Vector.java
+++ 
b/commons-geometry-core/src/main/java/org/apache/commons/geometry/core/Vector.java
@@ -45,14 +45,14 @@ public interface Vector<V extends Vector<V>> extends 
Spatial {
      * @see <a href="http://mathworld.wolfram.com/L2-Norm.html";>L2 Norm</a>
      * @return L<sub>2</sub> norm for the vector
      */
-    double getNorm();
+    double norm();
 
     /** Get the square of the L<sub>2</sub> norm (also known as the Euclidean 
norm)
      * for the vector. This is equal to the sum of the squares of all vector 
components.
-     * @see #getNorm()
+     * @see #norm()
      * @return square of the L<sub>2</sub> norm for the vector
      */
-    double getNormSq();
+    double normSq();
 
     /** Returns a vector with the same direction but with the given
      * norm. This is equivalent to calling {@code 
vec.normalize().scalarMultiply(mag)}
@@ -104,7 +104,7 @@ public interface Vector<V extends Vector<V>> extends 
Spatial {
      * @param a scalar
      * @return a new vector
      */
-    V scalarMultiply(double a);
+    V multiply(double a);
 
     /** Compute the distance between the instance and another vector.
      * @param v second vector
@@ -116,7 +116,7 @@ public interface Vector<V extends Vector<V>> extends 
Spatial {
      * <p>Calling this method is equivalent to calling:
      * <code>q.subtract(p).getNormSq()</code> except that no intermediate
      * vector is built</p>
-     * @see #getNormSq()
+     * @see #normSq()
      * @param v second vector
      * @return the square of the distance between the instance and p
      */
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/internal/Vectors.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/internal/Vectors.java
index ddf5883..fa5cc8f 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/internal/Vectors.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/internal/Vectors.java
@@ -60,7 +60,7 @@ public final class Vectors {
      *  or zero
      */
     public static double checkedNorm(final Vector<?> vec) {
-        return checkedNorm(vec.getNorm());
+        return checkedNorm(vec.norm());
     }
 
     /** Get the L<sub>2</sub> norm (commonly known as the Euclidean norm) for 
the vector
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/oned/AffineTransformMatrix1D.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/oned/AffineTransformMatrix1D.java
index 761ebad..1a6aaf9 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/oned/AffineTransformMatrix1D.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/oned/AffineTransformMatrix1D.java
@@ -201,7 +201,7 @@ public final class AffineTransformMatrix1D implements 
AffineTransformMatrix<Vect
      * @return inverse transform
      * @throws NonInvertibleTransformException if the transform matrix cannot 
be inverted
      */
-    public AffineTransformMatrix1D getInverse() {
+    public AffineTransformMatrix1D inverse() {
 
         final double det = this.m00;
 
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/oned/Vector1D.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/oned/Vector1D.java
index dc3b741..9d59e6b 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/oned/Vector1D.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/oned/Vector1D.java
@@ -115,13 +115,13 @@ public class Vector1D extends EuclideanVector<Vector1D> {
 
     /** {@inheritDoc} */
     @Override
-    public double getNorm() {
+    public double norm() {
         return Vectors.norm(x);
     }
 
     /** {@inheritDoc} */
     @Override
-    public double getNormSq() {
+    public double normSq() {
         return Vectors.normSq(x);
     }
 
@@ -170,7 +170,7 @@ public class Vector1D extends EuclideanVector<Vector1D> {
 
     /** {@inheritDoc} */
     @Override
-    public Vector1D scalarMultiply(double a) {
+    public Vector1D multiply(double a) {
         return new Vector1D(a * x);
     }
 
@@ -396,7 +396,7 @@ public class Vector1D extends EuclideanVector<Vector1D> {
 
         /** {@inheritDoc} */
         @Override
-        public double getNorm() {
+        public double norm() {
             return 1;
         }
 
@@ -409,7 +409,7 @@ public class Vector1D extends EuclideanVector<Vector1D> {
         /** {@inheritDoc} */
         @Override
         public Vector1D withNorm(final double mag) {
-            return scalarMultiply(mag);
+            return multiply(mag);
         }
     }
 }
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/AffineTransformMatrix3D.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/AffineTransformMatrix3D.java
index 0103e8a..cd25f7b 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/AffineTransformMatrix3D.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/AffineTransformMatrix3D.java
@@ -316,7 +316,7 @@ public final class AffineTransformMatrix3D implements 
AffineTransformMatrix<Vect
      * @return inverse transform
      * @throws NonInvertibleTransformException if the transform matrix cannot 
be inverted
      */
-    public AffineTransformMatrix3D getInverse() {
+    public AffineTransformMatrix3D inverse() {
 
         // Our full matrix is 4x4 but we can significantly reduce the amount 
of computations
         // needed here since we know that our last row is [0 0 0 1].
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Line.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Line.java
index 87dba2b..f650215 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Line.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Line.java
@@ -71,7 +71,7 @@ public class Line implements Embedding<Vector3D, Vector1D> {
      */
     public void reset(final Vector3D p1, final Vector3D p2) {
         final Vector3D delta = p2.subtract(p1);
-        final double norm2 = delta.getNormSq();
+        final double norm2 = delta.normSq();
         if (norm2 == 0.0) {
             throw new IllegalArgumentException("Points are equal");
         }
@@ -175,7 +175,7 @@ public class Line implements Embedding<Vector3D, Vector1D> {
     public double distance(final Vector3D p) {
         final Vector3D d = p.subtract(zero);
         final Vector3D n = Vector3D.linearCombination(1.0, d, 
-d.dotProduct(direction), direction);
-        return n.getNorm();
+        return n.norm();
     }
 
     /** Compute the shortest distance between the instance and another line.
@@ -185,7 +185,7 @@ public class Line implements Embedding<Vector3D, Vector1D> {
     public double distance(final Line line) {
 
         final Vector3D normal = direction.crossProduct(line.direction);
-        final double n = normal.getNorm();
+        final double n = normal.norm();
         if (n < Precision.SAFE_MIN) {
             // lines are parallel
             return distance(line.zero);
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Plane.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Plane.java
index 8e97a64..963b76d 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Plane.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Plane.java
@@ -339,7 +339,7 @@ public class Plane implements Hyperplane<Vector3D>, 
Embedding<Vector3D, Vector2D
      */
     public Line intersection(final Plane other) {
         final Vector3D direction = w.crossProduct(other.w);
-        if (direction.getNorm() < tolerance) {
+        if (direction.norm() < tolerance) {
             return null;
         }
         final Vector3D point = intersection(this, other, new Plane(direction, 
tolerance));
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Vector3D.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Vector3D.java
index 2add39c..4ff6dff 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Vector3D.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/Vector3D.java
@@ -162,13 +162,13 @@ public class Vector3D extends 
MultiDimensionalEuclideanVector<Vector3D> {
 
     /** {@inheritDoc} */
     @Override
-    public double getNorm() {
+    public double norm() {
         return Vectors.norm(x, y, z);
     }
 
     /** {@inheritDoc} */
     @Override
-    public double getNormSq() {
+    public double normSq() {
         return Vectors.normSq(x, y, z);
     }
 
@@ -238,7 +238,7 @@ public class Vector3D extends 
MultiDimensionalEuclideanVector<Vector3D> {
 
     /** {@inheritDoc} */
     @Override
-    public Vector3D scalarMultiply(double a) {
+    public Vector3D multiply(double a) {
         return new Vector3D(a * x, a * y, a * z);
     }
 
@@ -292,9 +292,9 @@ public class Vector3D extends 
MultiDimensionalEuclideanVector<Vector3D> {
             // the vectors are almost aligned, compute using the sine
             Vector3D cross = crossProduct(v);
             if (dot >= 0) {
-                return Math.asin(cross.getNorm() / normProduct);
+                return Math.asin(cross.norm() / normProduct);
             }
-            return Math.PI - Math.asin(cross.getNorm() / normProduct);
+            return Math.PI - Math.asin(cross.norm() / normProduct);
         }
 
         // the vectors are sufficiently separated to use the cosine
@@ -447,7 +447,7 @@ public class Vector3D extends 
MultiDimensionalEuclideanVector<Vector3D> {
         // directly. This will produce the same error result as checking the 
actual norm since
         // Math.sqrt(0.0) == 0.0, Math.sqrt(Double.NaN) == Double.NaN and
         // Math.sqrt(Double.POSITIVE_INFINITY) == Double.POSITIVE_INFINITY.
-        final double baseMagSq = Vectors.checkedNorm(base.getNormSq());
+        final double baseMagSq = Vectors.checkedNorm(base.normSq());
 
         final double scale = aDotB / baseMagSq;
 
@@ -607,7 +607,7 @@ public class Vector3D extends 
MultiDimensionalEuclideanVector<Vector3D> {
 
         /** {@inheritDoc} */
         @Override
-        public double getNorm() {
+        public double norm() {
             return 1;
         }
 
@@ -620,7 +620,7 @@ public class Vector3D extends 
MultiDimensionalEuclideanVector<Vector3D> {
         /** {@inheritDoc} */
         @Override
         public Vector3D withNorm(final double mag) {
-            return scalarMultiply(mag);
+            return multiply(mag);
         }
     }
 }
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/rotation/QuaternionRotation.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/rotation/QuaternionRotation.java
index b1c86ce..f9f51c2 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/rotation/QuaternionRotation.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/rotation/QuaternionRotation.java
@@ -118,7 +118,7 @@ public final class QuaternionRotation implements 
Rotation3D, Serializable {
      * @return the negation (inverse) of the rotation
      */
     @Override
-    public QuaternionRotation getInverse() {
+    public QuaternionRotation inverse() {
         return new QuaternionRotation(quat.conjugate());
     }
 
@@ -382,7 +382,7 @@ public final class QuaternionRotation implements 
Rotation3D, Serializable {
         // if it were the first rotation in the inverse (which it would be).
 
         final Vector3D vec3 = apply(axis3);
-        final Vector3D invVec1 = getInverse().apply(axis1);
+        final Vector3D invVec1 = inverse().apply(axis1);
 
         final double angle2Sin = vec3.dotProduct(axis2.crossProduct(axis3));
 
@@ -448,7 +448,7 @@ public final class QuaternionRotation implements 
Rotation3D, Serializable {
         final Vector3D crossAxis = axis1.crossProduct(axis2);
 
         final Vector3D vec1 = apply(axis1);
-        final Vector3D invVec1 = getInverse().apply(axis1);
+        final Vector3D invVec1 = inverse().apply(axis1);
 
         final double angle2Cos = vec1.dotProduct(axis1);
 
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/rotation/Rotation3D.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/rotation/Rotation3D.java
index 40a75b2..9b96ee8 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/rotation/Rotation3D.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/threed/rotation/Rotation3D.java
@@ -60,7 +60,7 @@ public interface Rotation3D extends Transform<Vector3D, 
Vector2D> {
     /** Get the inverse rotation.
      * @return the inverse rotation.
      */
-    Rotation3D getInverse();
+    Rotation3D inverse();
 
     /** {@inheritDoc}
      * This operation is not supported. See GEOMETRY-24.
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/twod/AffineTransformMatrix2D.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/twod/AffineTransformMatrix2D.java
index 421e7dd..0f7e416 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/twod/AffineTransformMatrix2D.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/twod/AffineTransformMatrix2D.java
@@ -276,7 +276,7 @@ public final class AffineTransformMatrix2D implements 
AffineTransformMatrix<Vect
      * @return inverse transform
      * @throws NonInvertibleTransformException if the transform matrix cannot 
be inverted
      */
-    public AffineTransformMatrix2D getInverse() {
+    public AffineTransformMatrix2D inverse() {
 
         // Our full matrix is 3x3 but we can significantly reduce the amount 
of computations
         // needed here since we know that our last row is [0 0 1].
diff --git 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/twod/Vector2D.java
 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/twod/Vector2D.java
index 2fa8784..4949335 100644
--- 
a/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/twod/Vector2D.java
+++ 
b/commons-geometry-euclidean/src/main/java/org/apache/commons/geometry/euclidean/twod/Vector2D.java
@@ -142,13 +142,13 @@ public class Vector2D extends 
MultiDimensionalEuclideanVector<Vector2D> {
 
     /** {@inheritDoc} */
     @Override
-    public double getNorm() {
+    public double norm() {
         return Vectors.norm(x, y);
     }
 
     /** {@inheritDoc} */
     @Override
-    public double getNormSq() {
+    public double normSq() {
         return Vectors.normSq(x, y);
     }
 
@@ -201,7 +201,7 @@ public class Vector2D extends 
MultiDimensionalEuclideanVector<Vector2D> {
 
     /** {@inheritDoc} */
     @Override
-    public Vector2D scalarMultiply(double a) {
+    public Vector2D multiply(double a) {
         return new Vector2D(a * x, a * y);
     }
 
@@ -397,7 +397,7 @@ public class Vector2D extends 
MultiDimensionalEuclideanVector<Vector2D> {
         // directly. This will produce the same error result as checking the 
actual norm since
         // Math.sqrt(0.0) == 0.0, Math.sqrt(Double.NaN) == Double.NaN and
         // Math.sqrt(Double.POSITIVE_INFINITY) == Double.POSITIVE_INFINITY.
-        final double baseMagSq = Vectors.checkedNorm(base.getNormSq());
+        final double baseMagSq = Vectors.checkedNorm(base.normSq());
 
         final double scale = aDotB / baseMagSq;
 
@@ -550,7 +550,7 @@ public class Vector2D extends 
MultiDimensionalEuclideanVector<Vector2D> {
 
         /** {@inheritDoc} */
         @Override
-        public double getNorm() {
+        public double norm() {
             return 1;
         }
 
@@ -563,7 +563,7 @@ public class Vector2D extends 
MultiDimensionalEuclideanVector<Vector2D> {
         /** {@inheritDoc} */
         @Override
         public Vector2D withNorm(final double mag) {
-            return scalarMultiply(mag);
+            return multiply(mag);
         }
     }
 }
diff --git 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/oned/AffineTransformMatrix1DTest.java
 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/oned/AffineTransformMatrix1DTest.java
index fae0fb5..ef5022d 100644
--- 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/oned/AffineTransformMatrix1DTest.java
+++ 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/oned/AffineTransformMatrix1DTest.java
@@ -427,7 +427,7 @@ public class AffineTransformMatrix1DTest {
 
             Vector1D expectedVec = vec
                     .add(translation1)
-                    .scalarMultiply(scale)
+                    .multiply(scale)
                     .add(translation2);
 
             EuclideanTestUtils.assertCoordinatesEqual(expectedVec, 
transform.apply(vec), EPS);
@@ -469,7 +469,7 @@ public class AffineTransformMatrix1DTest {
 
             Vector1D expectedVec = vec
                     .add(translation1)
-                    .scalarMultiply(scale)
+                    .multiply(scale)
                     .add(translation2);
 
             EuclideanTestUtils.assertCoordinatesEqual(expectedVec, 
transform.apply(vec), EPS);
@@ -477,9 +477,9 @@ public class AffineTransformMatrix1DTest {
     }
 
     @Test
-    public void testGetInverse_identity() {
+    public void testInverse_identity() {
         // act
-        AffineTransformMatrix1D inverse = 
AffineTransformMatrix1D.identity().getInverse();
+        AffineTransformMatrix1D inverse = 
AffineTransformMatrix1D.identity().inverse();
 
         // assert
         double[] expected = { 1, 0 };
@@ -487,11 +487,11 @@ public class AffineTransformMatrix1DTest {
     }
 
     @Test
-    public void testGetInverse_multiplyByInverse_producesIdentity() {
+    public void testInverse_multiplyByInverse_producesIdentity() {
         // arrange
         AffineTransformMatrix1D a = AffineTransformMatrix1D.of(1, 3);
 
-        AffineTransformMatrix1D inv = a.getInverse();
+        AffineTransformMatrix1D inv = a.inverse();
 
         // act
         AffineTransformMatrix1D result = inv.multiply(a);
@@ -502,12 +502,12 @@ public class AffineTransformMatrix1DTest {
     }
 
     @Test
-    public void testGetInverse_translate() {
+    public void testInverse_translate() {
         // arrange
         AffineTransformMatrix1D transform = 
AffineTransformMatrix1D.createTranslation(3);
 
         // act
-        AffineTransformMatrix1D inverse = transform.getInverse();
+        AffineTransformMatrix1D inverse = transform.inverse();
 
         // assert
         double[] expected = { 1, -3 };
@@ -515,12 +515,12 @@ public class AffineTransformMatrix1DTest {
     }
 
     @Test
-    public void testGetInverse_scale() {
+    public void testInverse_scale() {
         // arrange
         AffineTransformMatrix1D transform = 
AffineTransformMatrix1D.createScale(10);
 
         // act
-        AffineTransformMatrix1D inverse = transform.getInverse();
+        AffineTransformMatrix1D inverse = transform.inverse();
 
         // assert
         double[] expected = { 0.1, 0 };
@@ -528,7 +528,7 @@ public class AffineTransformMatrix1DTest {
     }
 
     @Test
-    public void testGetInverse_undoesOriginalTransform_translationAndScale() {
+    public void testInverse_undoesOriginalTransform_translationAndScale() {
         // arrange
         Vector1D v1 = Vector1D.ZERO;
         Vector1D v2 = Vector1D.ONE;
@@ -542,7 +542,7 @@ public class AffineTransformMatrix1DTest {
                         .scale(2)
                         .translate(x / 3);
 
-            AffineTransformMatrix1D inverse = transform.getInverse();
+            AffineTransformMatrix1D inverse = transform.inverse();
 
             EuclideanTestUtils.assertCoordinatesEqual(v1, 
inverse.apply(transform.apply(v1)), EPS);
             EuclideanTestUtils.assertCoordinatesEqual(v2, 
inverse.apply(transform.apply(v2)), EPS);
@@ -552,34 +552,34 @@ public class AffineTransformMatrix1DTest {
     }
 
     @Test
-    public void testGetInverse_nonInvertible() {
+    public void testInverse_nonInvertible() {
         // act/assert
         GeometryTestUtils.assertThrows(() -> {
-            AffineTransformMatrix1D.of(0, 0).getInverse();
+            AffineTransformMatrix1D.of(0, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is 0.0");
 
         GeometryTestUtils.assertThrows(() -> {
-            AffineTransformMatrix1D.of(Double.NaN, 0).getInverse();
+            AffineTransformMatrix1D.of(Double.NaN, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is NaN");
 
         GeometryTestUtils.assertThrows(() -> {
-            AffineTransformMatrix1D.of(Double.NEGATIVE_INFINITY, 
0.0).getInverse();
+            AffineTransformMatrix1D.of(Double.NEGATIVE_INFINITY, 
0.0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is -Infinity");
 
         GeometryTestUtils.assertThrows(() -> {
-            AffineTransformMatrix1D.of(Double.POSITIVE_INFINITY, 
0).getInverse();
+            AffineTransformMatrix1D.of(Double.POSITIVE_INFINITY, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is Infinity");
 
         GeometryTestUtils.assertThrows(() -> {
-            AffineTransformMatrix1D.of(1, Double.NaN).getInverse();
+            AffineTransformMatrix1D.of(1, Double.NaN).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; invalid matrix element: NaN");
 
         GeometryTestUtils.assertThrows(() -> {
-            AffineTransformMatrix1D.of(1, 
Double.NEGATIVE_INFINITY).getInverse();
+            AffineTransformMatrix1D.of(1, Double.NEGATIVE_INFINITY).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; invalid matrix element: -Infinity");
 
         GeometryTestUtils.assertThrows(() -> {
-            AffineTransformMatrix1D.of(1, 
Double.POSITIVE_INFINITY).getInverse();
+            AffineTransformMatrix1D.of(1, Double.POSITIVE_INFINITY).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; invalid matrix element: Infinity");
     }
 
diff --git 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/oned/Vector1DTest.java
 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/oned/Vector1DTest.java
index 7a74df8..fda735c 100644
--- 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/oned/Vector1DTest.java
+++ 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/oned/Vector1DTest.java
@@ -105,17 +105,17 @@ public class Vector1DTest {
     @Test
     public void testNorm() {
         // act/assert
-        Assert.assertEquals(0.0, Vector1D.ZERO.getNorm(), TEST_TOLERANCE);
-        Assert.assertEquals(3.0, Vector1D.of(3).getNorm(), TEST_TOLERANCE);
-        Assert.assertEquals(3.0, Vector1D.of(-3).getNorm(), TEST_TOLERANCE);
+        Assert.assertEquals(0.0, Vector1D.ZERO.norm(), TEST_TOLERANCE);
+        Assert.assertEquals(3.0, Vector1D.of(3).norm(), TEST_TOLERANCE);
+        Assert.assertEquals(3.0, Vector1D.of(-3).norm(), TEST_TOLERANCE);
     }
 
     @Test
     public void testNormSq() {
         // act/assert
-        Assert.assertEquals(0.0, Vector1D.of(0).getNormSq(), TEST_TOLERANCE);
-        Assert.assertEquals(9.0, Vector1D.of(3).getNormSq(), TEST_TOLERANCE);
-        Assert.assertEquals(9.0, Vector1D.of(-3).getNormSq(), TEST_TOLERANCE);
+        Assert.assertEquals(0.0, Vector1D.of(0).normSq(), TEST_TOLERANCE);
+        Assert.assertEquals(9.0, Vector1D.of(3).normSq(), TEST_TOLERANCE);
+        Assert.assertEquals(9.0, Vector1D.of(-3).normSq(), TEST_TOLERANCE);
     }
 
     @Test
@@ -154,7 +154,7 @@ public class Vector1DTest {
 
         for (double mag = -10.0; mag <= 10.0; ++mag)
         {
-            Assert.assertEquals(Math.abs(mag), v.withNorm(mag).getNorm(), 
TEST_TOLERANCE);
+            Assert.assertEquals(Math.abs(mag), v.withNorm(mag).norm(), 
TEST_TOLERANCE);
         }
     }
 
@@ -262,11 +262,11 @@ public class Vector1DTest {
     @Test
     public void testScalarMultiply() {
         // act/assert
-        checkVector(Vector1D.of(1).scalarMultiply(3), 3);
-        checkVector(Vector1D.of(1).scalarMultiply(-3), -3);
+        checkVector(Vector1D.of(1).multiply(3), 3);
+        checkVector(Vector1D.of(1).multiply(-3), -3);
 
-        checkVector(Vector1D.of(1.5).scalarMultiply(7), 10.5);
-        checkVector(Vector1D.of(-1.5).scalarMultiply(7), -10.5);
+        checkVector(Vector1D.of(1.5).multiply(7), 10.5);
+        checkVector(Vector1D.of(-1.5).multiply(7), -10.5);
     }
 
     @Test
@@ -280,7 +280,7 @@ public class Vector1DTest {
 
         Assert.assertEquals(5.0, v1.distance(v2), TEST_TOLERANCE);
         Assert.assertEquals(5.0, v2.distance(v1), TEST_TOLERANCE);
-        Assert.assertEquals(v1.subtract(v2).getNorm(), v1.distance(v2), 
TEST_TOLERANCE);
+        Assert.assertEquals(v1.subtract(v2).norm(), v1.distance(v2), 
TEST_TOLERANCE);
 
         Assert.assertEquals(0.0, Vector1D.of(-1).distance(Vector1D.of(-1)), 
TEST_TOLERANCE);
     }
diff --git 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/AffineTransformMatrix3DTest.java
 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/AffineTransformMatrix3DTest.java
index 115b114..2f4bfa9 100644
--- 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/AffineTransformMatrix3DTest.java
+++ 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/AffineTransformMatrix3DTest.java
@@ -443,7 +443,7 @@ public class AffineTransformMatrix3DTest {
         runWithCoordinates((x, y, z) -> {
             Vector3D vec = Vector3D.of(x, y, z);
 
-            Vector3D expectedVec = 
StandardRotations.PLUS_Z_HALF_PI.apply(vec.scalarMultiply(scaleFactor).subtract(center)).add(center);
+            Vector3D expectedVec = 
StandardRotations.PLUS_Z_HALF_PI.apply(vec.multiply(scaleFactor).subtract(center)).add(center);
 
             EuclideanTestUtils.assertCoordinatesEqual(expectedVec, 
transform.apply(vec), EPS);
         });
@@ -641,7 +641,7 @@ public class AffineTransformMatrix3DTest {
 
             Vector3D expectedVec = vec
                     .add(translation1)
-                    .scalarMultiply(scale)
+                    .multiply(scale)
                     .add(translation2);
 
             EuclideanTestUtils.assertCoordinatesEqual(expectedVec, 
transform.apply(vec), EPS);
@@ -695,7 +695,7 @@ public class AffineTransformMatrix3DTest {
 
             Vector3D expectedVec = vec
                     .add(translation1)
-                    .scalarMultiply(scale)
+                    .multiply(scale)
                     .add(translation2);
 
             EuclideanTestUtils.assertCoordinatesEqual(expectedVec, 
transform.apply(vec), EPS);
@@ -703,9 +703,9 @@ public class AffineTransformMatrix3DTest {
     }
 
     @Test
-    public void testGetInverse_identity() {
+    public void testInverse_identity() {
         // act
-        AffineTransformMatrix3D inverse = 
AffineTransformMatrix3D.identity().getInverse();
+        AffineTransformMatrix3D inverse = 
AffineTransformMatrix3D.identity().inverse();
 
         // assert
         double[] expected = {
@@ -717,7 +717,7 @@ public class AffineTransformMatrix3DTest {
     }
 
     @Test
-    public void testGetInverse_multiplyByInverse_producesIdentity() {
+    public void testInverse_multiplyByInverse_producesIdentity() {
         // arrange
         AffineTransformMatrix3D a = AffineTransformMatrix3D.of(
                     1, 3, 7, 8,
@@ -725,7 +725,7 @@ public class AffineTransformMatrix3DTest {
                     5, 6, 10, 11
                 );
 
-        AffineTransformMatrix3D inv = a.getInverse();
+        AffineTransformMatrix3D inv = a.inverse();
 
         // act
         AffineTransformMatrix3D result = inv.multiply(a);
@@ -740,12 +740,12 @@ public class AffineTransformMatrix3DTest {
     }
 
     @Test
-    public void testGetInverse_translate() {
+    public void testInverse_translate() {
         // arrange
         AffineTransformMatrix3D transform = 
AffineTransformMatrix3D.createTranslation(1, -2, 4);
 
         // act
-        AffineTransformMatrix3D inverse = transform.getInverse();
+        AffineTransformMatrix3D inverse = transform.inverse();
 
         // assert
         double[] expected = {
@@ -757,12 +757,12 @@ public class AffineTransformMatrix3DTest {
     }
 
     @Test
-    public void testGetInverse_scale() {
+    public void testInverse_scale() {
         // arrange
         AffineTransformMatrix3D transform = 
AffineTransformMatrix3D.createScale(10, -2, 4);
 
         // act
-        AffineTransformMatrix3D inverse = transform.getInverse();
+        AffineTransformMatrix3D inverse = transform.inverse();
 
         // assert
         double[] expected = {
@@ -774,7 +774,7 @@ public class AffineTransformMatrix3DTest {
     }
 
     @Test
-    public void testGetInverse_rotate() {
+    public void testInverse_rotate() {
         // arrange
         Vector3D center = Vector3D.of(1, 2, 3);
         QuaternionRotation rotation = 
QuaternionRotation.fromAxisAngle(Vector3D.PLUS_Z, Geometry.HALF_PI);
@@ -782,7 +782,7 @@ public class AffineTransformMatrix3DTest {
         AffineTransformMatrix3D transform = 
AffineTransformMatrix3D.createRotation(center, rotation);
 
         // act
-        AffineTransformMatrix3D inverse = transform.getInverse();
+        AffineTransformMatrix3D inverse = transform.inverse();
 
         // assert
         double[] expected = {
@@ -794,7 +794,7 @@ public class AffineTransformMatrix3DTest {
     }
 
     @Test
-    public void testGetInverse_undoesOriginalTransform() {
+    public void testInverse_undoesOriginalTransform() {
         // arrange
         Vector3D v1 = Vector3D.ZERO;
         Vector3D v2 = Vector3D.PLUS_X;
@@ -812,7 +812,7 @@ public class AffineTransformMatrix3DTest {
                         .rotate(center, rotation)
                         .translate(x / 3, y / 3, z / 3);
 
-            AffineTransformMatrix3D inverse = transform.getInverse();
+            AffineTransformMatrix3D inverse = transform.inverse();
 
             EuclideanTestUtils.assertCoordinatesEqual(v1, 
inverse.apply(transform.apply(v1)), EPS);
             EuclideanTestUtils.assertCoordinatesEqual(v2, 
inverse.apply(transform.apply(v2)), EPS);
@@ -822,55 +822,55 @@ public class AffineTransformMatrix3DTest {
     }
 
     @Test
-    public void testGetInverse_nonInvertible() {
+    public void testInverse_nonInvertible() {
         // act/assert
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix3D.of(
                     0, 0, 0, 0,
                     0, 0, 0, 0,
-                    0, 0, 0, 0).getInverse();
+                    0, 0, 0, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is 0.0");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix3D.of(
                     1, 0, 0, 0,
                     0, 1, 0, 0,
-                    0, 0, Double.NaN, 0).getInverse();
+                    0, 0, Double.NaN, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is NaN");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix3D.of(
                     1, 0, 0, 0,
                     0, Double.NEGATIVE_INFINITY, 0, 0,
-                    0, 0, 1, 0).getInverse();
+                    0, 0, 1, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is NaN");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix3D.of(
                     Double.POSITIVE_INFINITY, 0, 0, 0,
                     0, 1, 0, 0,
-                    0, 0, 1, 0).getInverse();
+                    0, 0, 1, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is NaN");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix3D.of(
                     1, 0, 0, Double.NaN,
                     0, 1, 0, 0,
-                    0, 0, 1, 0).getInverse();
+                    0, 0, 1, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; invalid matrix element: NaN");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix3D.of(
                     1, 0, 0, 0,
                     0, 1, 0, Double.POSITIVE_INFINITY,
-                    0, 0, 1, 0).getInverse();
+                    0, 0, 1, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; invalid matrix element: Infinity");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix3D.of(
                     1, 0, 0, 0,
                     0, 1, 0, 0,
-                    0, 0, 1, Double.NEGATIVE_INFINITY).getInverse();
+                    0, 0, 1, Double.NEGATIVE_INFINITY).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; invalid matrix element: -Infinity");
     }
 
diff --git 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/PolyhedronsSetTest.java
 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/PolyhedronsSetTest.java
index 7af299c..90d8b47 100644
--- 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/PolyhedronsSetTest.java
+++ 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/PolyhedronsSetTest.java
@@ -553,7 +553,7 @@ public class PolyhedronsSetTest {
                          1.0, c,
                          1.0, r.apply(barycenter.subtract(c)));
         Assert.assertEquals(0.0,
-                            newB.subtract(tree.getBarycenter()).getNorm(),
+                            newB.subtract(tree.getBarycenter()).norm(),
                             TEST_TOLERANCE);
 
         final Vector3D[] expectedV = new Vector3D[] {
@@ -603,7 +603,7 @@ public class PolyhedronsSetTest {
                     Vector3D v = plane.toSpace(vertices[0][i]);
                     double d = Double.POSITIVE_INFINITY;
                     for (int k = 0; k < expectedV.length; ++k) {
-                        d = Math.min(d, v.subtract(expectedV[k]).getNorm());
+                        d = Math.min(d, v.subtract(expectedV[k]).norm());
                     }
                     Assert.assertEquals(0, d, TEST_TOLERANCE);
                 }
@@ -1459,7 +1459,7 @@ public class PolyhedronsSetTest {
                 y = Math.sin(hAngle) * stackRadius;
 
                 norm = Vector3D.of(x, y, stackHeight).normalize();
-                pt = center.add(norm.scalarMultiply(adjustedRadius));
+                pt = center.add(norm.multiply(adjustedRadius));
 
                 planes.add(new Plane(pt, norm, TEST_TOLERANCE));
             }
diff --git 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/Vector3DTest.java
 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/Vector3DTest.java
index d4f78b8..6254ef4 100644
--- 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/Vector3DTest.java
+++ 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/Vector3DTest.java
@@ -147,23 +147,23 @@ public class Vector3DTest {
 
         // assert
         checkVector(zero, 0, 0, 0);
-        Assert.assertEquals(0, zero.getNorm(), EPS);
+        Assert.assertEquals(0, zero.norm(), EPS);
     }
 
     @Test
     public void testNorm() {
         // act/assert
-        Assert.assertEquals(0.0, Vector3D.ZERO.getNorm(), 0);
-        Assert.assertEquals(Math.sqrt(29), Vector3D.of(2, 3, 4).getNorm(), 
EPS);
-        Assert.assertEquals(Math.sqrt(29), Vector3D.of(-2, -3, -4).getNorm(), 
EPS);
+        Assert.assertEquals(0.0, Vector3D.ZERO.norm(), 0);
+        Assert.assertEquals(Math.sqrt(29), Vector3D.of(2, 3, 4).norm(), EPS);
+        Assert.assertEquals(Math.sqrt(29), Vector3D.of(-2, -3, -4).norm(), 
EPS);
     }
 
     @Test
     public void testNormSq() {
         // act/assert
-        Assert.assertEquals(0.0, Vector3D.ZERO.getNormSq(), 0);
-        Assert.assertEquals(29, Vector3D.of(2, 3, 4).getNormSq(), EPS);
-        Assert.assertEquals(29, Vector3D.of(-2, -3, -4).getNormSq(), EPS);
+        Assert.assertEquals(0.0, Vector3D.ZERO.normSq(), 0);
+        Assert.assertEquals(29, Vector3D.of(2, 3, 4).normSq(), EPS);
+        Assert.assertEquals(29, Vector3D.of(-2, -3, -4).normSq(), EPS);
     }
 
     @Test
@@ -199,7 +199,7 @@ public class Vector3DTest {
 
         for (double mag = -10.0; mag <= 10.0; ++mag)
         {
-            Assert.assertEquals(Math.abs(mag), Vector3D.of(x, y, 
z).withNorm(mag).getNorm(), EPS);
+            Assert.assertEquals(Math.abs(mag), Vector3D.of(x, y, 
z).withNorm(mag).norm(), EPS);
         }
     }
 
@@ -228,7 +228,7 @@ public class Vector3DTest {
 
         for (double mag = -10.0; mag <= 10.0; ++mag)
         {
-            Assert.assertEquals(Math.abs(mag), v.withNorm(mag).getNorm(), EPS);
+            Assert.assertEquals(Math.abs(mag), v.withNorm(mag).norm(), EPS);
         }
     }
 
@@ -329,7 +329,7 @@ public class Vector3DTest {
         checkVector(Vector3D.of(2, 2, 2).normalize(), invSqrt3, invSqrt3, 
invSqrt3);
         checkVector(Vector3D.of(-2, -2, -2).normalize(), -invSqrt3, -invSqrt3, 
-invSqrt3);
 
-        Assert.assertEquals(1.0, Vector3D.of(5, -4, 2).normalize().getNorm(), 
EPS);
+        Assert.assertEquals(1.0, Vector3D.of(5, -4, 2).normalize().norm(), 
EPS);
     }
 
     @Test
@@ -486,7 +486,7 @@ public class Vector3DTest {
 
         Vector3D  k = v1.normalize();
         Vector3D  i = k.orthogonal();
-        Vector3D v2 = 
k.scalarMultiply(Math.cos(1.2)).add(i.scalarMultiply(Math.sin(1.2)));
+        Vector3D v2 = k.multiply(Math.cos(1.2)).add(i.multiply(Math.sin(1.2)));
 
         // act/assert
         Assert.assertTrue(Math.abs(v1.angle(v2) - 1.2) < 1.0e-12);
@@ -533,8 +533,8 @@ public class Vector3DTest {
         Vector3D cAccurate = u1.crossProduct(u2);
 
         // assert
-        Assert.assertTrue(u3.distance(cNaive) > 2.9 * u3.getNorm());
-        Assert.assertEquals(0.0, u3.distance(cAccurate), 1.0e-30 * 
cAccurate.getNorm());
+        Assert.assertTrue(u3.distance(cNaive) > 2.9 * u3.norm());
+        Assert.assertEquals(0.0, u3.distance(cAccurate), 1.0e-30 * 
cAccurate.norm());
     }
 
     @Test
@@ -556,7 +556,7 @@ public class Vector3DTest {
             Vector3D cAccurate = Vector3D.of(ux, uy, 
uz).crossProduct(Vector3D.of(vx, vy, vz));
 
             // assert
-            Assert.assertEquals(0.0, cAccurate.distance(cNaive), 6.0e-15 * 
cAccurate.getNorm());
+            Assert.assertEquals(0.0, cAccurate.distance(cNaive), 6.0e-15 * 
cAccurate.norm());
         }
     }
 
@@ -580,17 +580,17 @@ public class Vector3DTest {
         Vector3D v2 = Vector3D.of(-2, -3, -4);
 
         // act/assert
-        checkVector(v1.scalarMultiply(0), 0, 0, 0);
-        checkVector(v1.scalarMultiply(0.5), 1, 1.5, 2);
-        checkVector(v1.scalarMultiply(1), 2, 3, 4);
-        checkVector(v1.scalarMultiply(2), 4, 6, 8);
-        checkVector(v1.scalarMultiply(-2), -4, -6, -8);
+        checkVector(v1.multiply(0), 0, 0, 0);
+        checkVector(v1.multiply(0.5), 1, 1.5, 2);
+        checkVector(v1.multiply(1), 2, 3, 4);
+        checkVector(v1.multiply(2), 4, 6, 8);
+        checkVector(v1.multiply(-2), -4, -6, -8);
 
-        checkVector(v2.scalarMultiply(0), 0, 0, 0);
-        checkVector(v2.scalarMultiply(0.5), -1, -1.5, -2);
-        checkVector(v2.scalarMultiply(1), -2, -3, -4);
-        checkVector(v2.scalarMultiply(2), -4, -6, -8);
-        checkVector(v2.scalarMultiply(-2), 4, 6, 8);
+        checkVector(v2.multiply(0), 0, 0, 0);
+        checkVector(v2.multiply(0.5), -1, -1.5, -2);
+        checkVector(v2.multiply(1), -2, -3, -4);
+        checkVector(v2.multiply(2), -4, -6, -8);
+        checkVector(v2.multiply(-2), 4, 6, 8);
     }
 
     @Test
@@ -607,7 +607,7 @@ public class Vector3DTest {
         Assert.assertEquals(Math.sqrt(50), v1.distance(v2), EPS);
         Assert.assertEquals(Math.sqrt(50), v2.distance(v1), EPS);
 
-        Assert.assertEquals(v1.subtract(v2).getNorm(), v1.distance(v2), EPS);
+        Assert.assertEquals(v1.subtract(v2).norm(), v1.distance(v2), EPS);
 
         Assert.assertEquals(Math.sqrt(132), v1.distance(v3), EPS);
         Assert.assertEquals(Math.sqrt(132), v3.distance(v1), EPS);
@@ -627,7 +627,7 @@ public class Vector3DTest {
         Assert.assertEquals(50, v1.distanceSq(v2), EPS);
         Assert.assertEquals(50, v2.distanceSq(v1), EPS);
 
-        Assert.assertEquals(v1.subtract(v2).getNormSq(), v1.distanceSq(v2), 
EPS);
+        Assert.assertEquals(v1.subtract(v2).normSq(), v1.distanceSq(v2), EPS);
 
         Assert.assertEquals(132, v1.distanceSq(v3), EPS);
         Assert.assertEquals(132, v3.distanceSq(v1), EPS);
diff --git 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/rotation/QuaternionRotationTest.java
 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/rotation/QuaternionRotationTest.java
index bf0d6c3..35175ea 100644
--- 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/rotation/QuaternionRotationTest.java
+++ 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/threed/rotation/QuaternionRotationTest.java
@@ -275,12 +275,12 @@ public class QuaternionRotationTest {
     }
 
     @Test
-    public void testGetInverse() {
+    public void testInverse() {
         // arrange
         QuaternionRotation rot = QuaternionRotation.of(0.5, 0.5, 0.5, 0.5);
 
         // act
-        QuaternionRotation neg = rot.getInverse();
+        QuaternionRotation neg = rot.inverse();
 
         // assert
         Assert.assertEquals(-0.5, neg.getQuaternion().getX(), EPS);
@@ -290,61 +290,61 @@ public class QuaternionRotationTest {
     }
 
     @Test
-    public void testGetInverse_apply() {
+    public void testInverse_apply() {
         // act/assert
 
         // --- x axes
-        assertRotationEquals(StandardRotations.IDENTITY, 
QuaternionRotation.fromAxisAngle(PLUS_X_DIR, Geometry.ZERO_PI).getInverse());
+        assertRotationEquals(StandardRotations.IDENTITY, 
QuaternionRotation.fromAxisAngle(PLUS_X_DIR, Geometry.ZERO_PI).inverse());
 
-        assertRotationEquals(StandardRotations.PLUS_X_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_X_DIR, 
Geometry.MINUS_HALF_PI).getInverse());
-        assertRotationEquals(StandardRotations.PLUS_X_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_X_DIR, Geometry.HALF_PI).getInverse());
+        assertRotationEquals(StandardRotations.PLUS_X_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_X_DIR, Geometry.MINUS_HALF_PI).inverse());
+        assertRotationEquals(StandardRotations.PLUS_X_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_X_DIR, Geometry.HALF_PI).inverse());
 
-        assertRotationEquals(StandardRotations.MINUS_X_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_X_DIR, 
Geometry.MINUS_HALF_PI).getInverse());
-        assertRotationEquals(StandardRotations.MINUS_X_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_X_DIR, Geometry.HALF_PI).getInverse());
+        assertRotationEquals(StandardRotations.MINUS_X_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_X_DIR, 
Geometry.MINUS_HALF_PI).inverse());
+        assertRotationEquals(StandardRotations.MINUS_X_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_X_DIR, Geometry.HALF_PI).inverse());
 
-        assertRotationEquals(StandardRotations.X_PI, 
QuaternionRotation.fromAxisAngle(PLUS_X_DIR, Geometry.PI).getInverse());
-        assertRotationEquals(StandardRotations.X_PI, 
QuaternionRotation.fromAxisAngle(MINUS_X_DIR, Geometry.PI).getInverse());
+        assertRotationEquals(StandardRotations.X_PI, 
QuaternionRotation.fromAxisAngle(PLUS_X_DIR, Geometry.PI).inverse());
+        assertRotationEquals(StandardRotations.X_PI, 
QuaternionRotation.fromAxisAngle(MINUS_X_DIR, Geometry.PI).inverse());
 
         // --- y axes
-        assertRotationEquals(StandardRotations.IDENTITY, 
QuaternionRotation.fromAxisAngle(PLUS_Y_DIR, Geometry.ZERO_PI).getInverse());
+        assertRotationEquals(StandardRotations.IDENTITY, 
QuaternionRotation.fromAxisAngle(PLUS_Y_DIR, Geometry.ZERO_PI).inverse());
 
-        assertRotationEquals(StandardRotations.PLUS_Y_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Y_DIR, 
Geometry.MINUS_HALF_PI).getInverse());
-        assertRotationEquals(StandardRotations.PLUS_Y_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Y_DIR, Geometry.HALF_PI).getInverse());
+        assertRotationEquals(StandardRotations.PLUS_Y_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Y_DIR, Geometry.MINUS_HALF_PI).inverse());
+        assertRotationEquals(StandardRotations.PLUS_Y_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Y_DIR, Geometry.HALF_PI).inverse());
 
-        assertRotationEquals(StandardRotations.MINUS_Y_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Y_DIR, 
Geometry.MINUS_HALF_PI).getInverse());
-        assertRotationEquals(StandardRotations.MINUS_Y_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Y_DIR, Geometry.HALF_PI).getInverse());
+        assertRotationEquals(StandardRotations.MINUS_Y_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Y_DIR, 
Geometry.MINUS_HALF_PI).inverse());
+        assertRotationEquals(StandardRotations.MINUS_Y_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Y_DIR, Geometry.HALF_PI).inverse());
 
-        assertRotationEquals(StandardRotations.Y_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Y_DIR, Geometry.PI).getInverse());
-        assertRotationEquals(StandardRotations.Y_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Y_DIR, Geometry.PI).getInverse());
+        assertRotationEquals(StandardRotations.Y_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Y_DIR, Geometry.PI).inverse());
+        assertRotationEquals(StandardRotations.Y_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Y_DIR, Geometry.PI).inverse());
 
         // --- z axes
-        assertRotationEquals(StandardRotations.IDENTITY, 
QuaternionRotation.fromAxisAngle(PLUS_Z_DIR, Geometry.ZERO_PI).getInverse());
+        assertRotationEquals(StandardRotations.IDENTITY, 
QuaternionRotation.fromAxisAngle(PLUS_Z_DIR, Geometry.ZERO_PI).inverse());
 
-        assertRotationEquals(StandardRotations.PLUS_Z_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Z_DIR, 
Geometry.MINUS_HALF_PI).getInverse());
-        assertRotationEquals(StandardRotations.PLUS_Z_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Z_DIR, Geometry.HALF_PI).getInverse());
+        assertRotationEquals(StandardRotations.PLUS_Z_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Z_DIR, Geometry.MINUS_HALF_PI).inverse());
+        assertRotationEquals(StandardRotations.PLUS_Z_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Z_DIR, Geometry.HALF_PI).inverse());
 
-        assertRotationEquals(StandardRotations.MINUS_Z_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Z_DIR, 
Geometry.MINUS_HALF_PI).getInverse());
-        assertRotationEquals(StandardRotations.MINUS_Z_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Z_DIR, Geometry.HALF_PI).getInverse());
+        assertRotationEquals(StandardRotations.MINUS_Z_HALF_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Z_DIR, 
Geometry.MINUS_HALF_PI).inverse());
+        assertRotationEquals(StandardRotations.MINUS_Z_HALF_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Z_DIR, Geometry.HALF_PI).inverse());
 
-        assertRotationEquals(StandardRotations.Z_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Z_DIR, Geometry.PI).getInverse());
-        assertRotationEquals(StandardRotations.Z_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Z_DIR, Geometry.PI).getInverse());
+        assertRotationEquals(StandardRotations.Z_PI, 
QuaternionRotation.fromAxisAngle(PLUS_Z_DIR, Geometry.PI).inverse());
+        assertRotationEquals(StandardRotations.Z_PI, 
QuaternionRotation.fromAxisAngle(MINUS_Z_DIR, Geometry.PI).inverse());
 
         // --- diagonal
-        assertRotationEquals(StandardRotations.PLUS_DIAGONAL_TWO_THIRDS_PI, 
QuaternionRotation.fromAxisAngle(PLUS_DIAGONAL, 
MINUS_TWO_THIRDS_PI).getInverse());
-        assertRotationEquals(StandardRotations.PLUS_DIAGONAL_TWO_THIRDS_PI, 
QuaternionRotation.fromAxisAngle(MINUS_DIAGONAL, TWO_THIRDS_PI).getInverse());
+        assertRotationEquals(StandardRotations.PLUS_DIAGONAL_TWO_THIRDS_PI, 
QuaternionRotation.fromAxisAngle(PLUS_DIAGONAL, MINUS_TWO_THIRDS_PI).inverse());
+        assertRotationEquals(StandardRotations.PLUS_DIAGONAL_TWO_THIRDS_PI, 
QuaternionRotation.fromAxisAngle(MINUS_DIAGONAL, TWO_THIRDS_PI).inverse());
 
-        assertRotationEquals(StandardRotations.MINUS_DIAGONAL_TWO_THIRDS_PI, 
QuaternionRotation.fromAxisAngle(MINUS_DIAGONAL, 
MINUS_TWO_THIRDS_PI).getInverse());
-        assertRotationEquals(StandardRotations.MINUS_DIAGONAL_TWO_THIRDS_PI, 
QuaternionRotation.fromAxisAngle(PLUS_DIAGONAL, TWO_THIRDS_PI).getInverse());
+        assertRotationEquals(StandardRotations.MINUS_DIAGONAL_TWO_THIRDS_PI, 
QuaternionRotation.fromAxisAngle(MINUS_DIAGONAL, 
MINUS_TWO_THIRDS_PI).inverse());
+        assertRotationEquals(StandardRotations.MINUS_DIAGONAL_TWO_THIRDS_PI, 
QuaternionRotation.fromAxisAngle(PLUS_DIAGONAL, TWO_THIRDS_PI).inverse());
     }
 
     @Test
-    public void testGetInverse_undoesOriginalRotation() {
+    public void testInverse_undoesOriginalRotation() {
         EuclideanTestUtils.permuteSkipZero(-5, 5, 1, (x, y, z) -> {
             // arrange
             Vector3D vec = Vector3D.of(x, y, z);
 
             QuaternionRotation rot = QuaternionRotation.fromAxisAngle(vec, 
0.75 * Geometry.PI);
-            QuaternionRotation neg = rot.getInverse();
+            QuaternionRotation neg = rot.inverse();
 
             // act/assert
             EuclideanTestUtils.assertCoordinatesEqual(PLUS_DIAGONAL, 
neg.apply(rot.apply(PLUS_DIAGONAL)), EPS);
@@ -604,7 +604,7 @@ public class QuaternionRotationTest {
             QuaternionRotation result = QuaternionRotation.of(slerp.apply(t));
 
             Vector3D slerpVec = result.apply(vec);
-            Assert.assertEquals(1, slerpVec.getNorm(), EPS);
+            Assert.assertEquals(1, slerpVec.norm(), EPS);
 
             // make sure that we're steadily progressing to the end angle
             double angle = slerpVec.angle(startVec);
@@ -1064,7 +1064,7 @@ public class QuaternionRotationTest {
         Assert.assertEquals(Geometry.HALF_PI, q.getAngle(), EPS);
 
         EuclideanTestUtils.assertCoordinatesEqual(u2, q.apply(u1), EPS);
-        EuclideanTestUtils.assertCoordinatesEqual(u1, 
q.getInverse().apply(u2), EPS);
+        EuclideanTestUtils.assertCoordinatesEqual(u1, q.inverse().apply(u2), 
EPS);
     }
 
     @Test
@@ -1083,7 +1083,7 @@ public class QuaternionRotationTest {
         Assert.assertEquals(Geometry.ZERO_PI, q.getAngle(), EPS);
 
         EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(0, 2, 0), 
q.apply(u1), EPS);
-        EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(0, 2, 0), 
q.getInverse().apply(u2), EPS);
+        EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(0, 2, 0), 
q.inverse().apply(u2), EPS);
     }
 
     @Test
@@ -1102,7 +1102,7 @@ public class QuaternionRotationTest {
         Assert.assertEquals(Geometry.ZERO_PI, q.getAngle(), EPS);
 
         EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(0, 2, 0), 
q.apply(u1), EPS);
-        EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(0, 3, 0), 
q.getInverse().apply(u2), EPS);
+        EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(0, 3, 0), 
q.inverse().apply(u2), EPS);
     }
 
     @Test
@@ -1121,7 +1121,7 @@ public class QuaternionRotationTest {
         Assert.assertEquals(Geometry.PI, q.getAngle(), EPS);
 
         EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(0, -2, 0), 
q.apply(u1), EPS);
-        EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(0, 3, 0), 
q.getInverse().apply(u2), EPS);
+        EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(0, 3, 0), 
q.inverse().apply(u2), EPS);
     }
 
     @Test
@@ -1136,7 +1136,7 @@ public class QuaternionRotationTest {
 
             // assert
             Assert.assertEquals(0.0, q.apply(u1).angle(u2), EPS);
-            Assert.assertEquals(0.0, q.getInverse().apply(u2).angle(u1), EPS);
+            Assert.assertEquals(0.0, q.inverse().apply(u2).angle(u1), EPS);
 
             double angle = q.getAngle();
             Assert.assertTrue(angle >= Geometry.ZERO_PI);
@@ -1173,7 +1173,7 @@ public class QuaternionRotationTest {
         QuaternionRotation q = QuaternionRotation.createBasisRotation(u1, u2, 
v1, v2);
 
         // assert
-        QuaternionRotation qInv = q.getInverse();
+        QuaternionRotation qInv = q.inverse();
 
         EuclideanTestUtils.assertCoordinatesEqual(v1, q.apply(u1), EPS);
         EuclideanTestUtils.assertCoordinatesEqual(v2, q.apply(u2), EPS);
@@ -1197,7 +1197,7 @@ public class QuaternionRotationTest {
         QuaternionRotation q = QuaternionRotation.createBasisRotation(u1, u2, 
v1, v2);
 
         // assert
-        QuaternionRotation qInv = q.getInverse();
+        QuaternionRotation qInv = q.inverse();
 
         EuclideanTestUtils.assertCoordinatesEqual(v1, q.apply(u1), EPS);
         EuclideanTestUtils.assertCoordinatesEqual(v2, q.apply(u2), EPS);
@@ -1206,7 +1206,7 @@ public class QuaternionRotationTest {
         EuclideanTestUtils.assertCoordinatesEqual(u2, qInv.apply(v2), EPS);
 
         assertRotationEquals(StandardRotations.PLUS_DIAGONAL_TWO_THIRDS_PI, q);
-        assertRotationEquals(StandardRotations.MINUS_DIAGONAL_TWO_THIRDS_PI, 
q.getInverse());
+        assertRotationEquals(StandardRotations.MINUS_DIAGONAL_TWO_THIRDS_PI, 
q.inverse());
     }
 
     @Test
@@ -1222,7 +1222,7 @@ public class QuaternionRotationTest {
         QuaternionRotation q = QuaternionRotation.createBasisRotation(u1, u2, 
v1, v2);
 
         // assert
-        QuaternionRotation qInv = q.getInverse();
+        QuaternionRotation qInv = q.inverse();
 
         EuclideanTestUtils.assertCoordinatesEqual(v1, q.apply(u1), EPS);
         EuclideanTestUtils.assertCoordinatesEqual(v2, q.apply(u2), EPS);
@@ -1246,7 +1246,7 @@ public class QuaternionRotationTest {
         QuaternionRotation q = QuaternionRotation.createBasisRotation(u1, u2, 
v1, v2);
 
         // assert
-        QuaternionRotation qInv = q.getInverse();
+        QuaternionRotation qInv = q.inverse();
 
         EuclideanTestUtils.assertCoordinatesEqual(u1, q.apply(u1), EPS);
         EuclideanTestUtils.assertCoordinatesEqual(u2, q.apply(u2), EPS);
@@ -1270,7 +1270,7 @@ public class QuaternionRotationTest {
         QuaternionRotation q = QuaternionRotation.createBasisRotation(u1, u2, 
v1, v2);
 
         // assert
-        QuaternionRotation qInv = q.getInverse();
+        QuaternionRotation qInv = q.inverse();
 
         EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(0, 2, 0), 
q.apply(u1), EPS);
         EuclideanTestUtils.assertCoordinatesEqual(Vector3D.of(-0.5, 1, 0), 
q.apply(u2), EPS);
@@ -1299,7 +1299,7 @@ public class QuaternionRotationTest {
 
             // act
             QuaternionRotation q = QuaternionRotation.createBasisRotation(u1, 
u2, v1, v2);
-            QuaternionRotation qInv = q.getInverse();
+            QuaternionRotation qInv = q.inverse();
 
             // assert
             EuclideanTestUtils.assertCoordinatesEqual(v1Dir, q.apply(u1Dir), 
EPS);
@@ -1316,9 +1316,9 @@ public class QuaternionRotationTest {
             Vector3D transformedY = q.apply(Vector3D.PLUS_Y);
             Vector3D transformedZ = q.apply(Vector3D.PLUS_Z);
 
-            Assert.assertEquals(1.0, transformedX.getNorm(), EPS);
-            Assert.assertEquals(1.0, transformedY.getNorm(), EPS);
-            Assert.assertEquals(1.0, transformedZ.getNorm(), EPS);
+            Assert.assertEquals(1.0, transformedX.norm(), EPS);
+            Assert.assertEquals(1.0, transformedY.norm(), EPS);
+            Assert.assertEquals(1.0, transformedZ.norm(), EPS);
 
             Assert.assertEquals(0.0, transformedX.dotProduct(transformedY), 
EPS);
             Assert.assertEquals(0.0, transformedX.dotProduct(transformedZ), 
EPS);
diff --git 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/twod/AffineTransformMatrix2DTest.java
 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/twod/AffineTransformMatrix2DTest.java
index ef179f6..b2612af 100644
--- 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/twod/AffineTransformMatrix2DTest.java
+++ 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/twod/AffineTransformMatrix2DTest.java
@@ -642,7 +642,7 @@ public class AffineTransformMatrix2DTest {
 
             Vector2D expectedVec = vec
                     .add(translation1)
-                    .scalarMultiply(scale)
+                    .multiply(scale)
                     .add(translation2);
 
             EuclideanTestUtils.assertCoordinatesEqual(expectedVec, 
transform.apply(vec), EPS);
@@ -693,7 +693,7 @@ public class AffineTransformMatrix2DTest {
 
             Vector2D expectedVec = vec
                     .add(translation1)
-                    .scalarMultiply(scale)
+                    .multiply(scale)
                     .add(translation2);
 
             EuclideanTestUtils.assertCoordinatesEqual(expectedVec, 
transform.apply(vec), EPS);
@@ -701,9 +701,9 @@ public class AffineTransformMatrix2DTest {
     }
 
     @Test
-    public void testGetInverse_identity() {
+    public void testInverse_identity() {
         // act
-        AffineTransformMatrix2D inverse = 
AffineTransformMatrix2D.identity().getInverse();
+        AffineTransformMatrix2D inverse = 
AffineTransformMatrix2D.identity().inverse();
 
         // assert
         double[] expected = {
@@ -714,14 +714,14 @@ public class AffineTransformMatrix2DTest {
     }
 
     @Test
-    public void testGetInverse_multiplyByInverse_producesIdentity() {
+    public void testInverse_multiplyByInverse_producesIdentity() {
         // arrange
         AffineTransformMatrix2D a = AffineTransformMatrix2D.of(
                     1, 3, 7,
                     2, 4, 9
                 );
 
-        AffineTransformMatrix2D inv = a.getInverse();
+        AffineTransformMatrix2D inv = a.inverse();
 
         // act
         AffineTransformMatrix2D result = inv.multiply(a);
@@ -735,12 +735,12 @@ public class AffineTransformMatrix2DTest {
     }
 
     @Test
-    public void testGetInverse_translate() {
+    public void testInverse_translate() {
         // arrange
         AffineTransformMatrix2D transform = 
AffineTransformMatrix2D.createTranslation(1, -2);
 
         // act
-        AffineTransformMatrix2D inverse = transform.getInverse();
+        AffineTransformMatrix2D inverse = transform.inverse();
 
         // assert
         double[] expected = {
@@ -751,12 +751,12 @@ public class AffineTransformMatrix2DTest {
     }
 
     @Test
-    public void testGetInverse_scale() {
+    public void testInverse_scale() {
         // arrange
         AffineTransformMatrix2D transform = 
AffineTransformMatrix2D.createScale(10, -2);
 
         // act
-        AffineTransformMatrix2D inverse = transform.getInverse();
+        AffineTransformMatrix2D inverse = transform.inverse();
 
         // assert
         double[] expected = {
@@ -767,12 +767,12 @@ public class AffineTransformMatrix2DTest {
     }
 
     @Test
-    public void testGetInverse_rotate() {
+    public void testInverse_rotate() {
         // arrange
         AffineTransformMatrix2D transform = 
AffineTransformMatrix2D.createRotation(Geometry.HALF_PI);
 
         // act
-        AffineTransformMatrix2D inverse = transform.getInverse();
+        AffineTransformMatrix2D inverse = transform.inverse();
 
         // assert
         double[] expected = {
@@ -783,13 +783,13 @@ public class AffineTransformMatrix2DTest {
     }
 
     @Test
-    public void testGetInverse_rotate_aroundCenter() {
+    public void testInverse_rotate_aroundCenter() {
         // arrange
         Vector2D center = Vector2D.of(1, 2);
         AffineTransformMatrix2D transform = 
AffineTransformMatrix2D.createRotation(center, Geometry.HALF_PI);
 
         // act
-        AffineTransformMatrix2D inverse = transform.getInverse();
+        AffineTransformMatrix2D inverse = transform.inverse();
 
         // assert
         double[] expected = {
@@ -800,7 +800,7 @@ public class AffineTransformMatrix2DTest {
     }
 
     @Test
-    public void testGetInverse_undoesOriginalTransform() {
+    public void testInverse_undoesOriginalTransform() {
         // arrange
         Vector2D v1 = Vector2D.ZERO;
         Vector2D v2 = Vector2D.PLUS_X;
@@ -818,7 +818,7 @@ public class AffineTransformMatrix2DTest {
                         .rotate(x / 4)
                         .rotate(center, y / 2);
 
-            AffineTransformMatrix2D inverse = transform.getInverse();
+            AffineTransformMatrix2D inverse = transform.inverse();
 
             EuclideanTestUtils.assertCoordinatesEqual(v1, 
inverse.apply(transform.apply(v1)), EPS);
             EuclideanTestUtils.assertCoordinatesEqual(v2, 
inverse.apply(transform.apply(v2)), EPS);
@@ -828,48 +828,48 @@ public class AffineTransformMatrix2DTest {
     }
 
     @Test
-    public void testGetInverse_nonInvertible() {
+    public void testInverse_nonInvertible() {
         // act/assert
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix2D.of(
                     0, 0, 0,
-                    0, 0, 0).getInverse();
+                    0, 0, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is 0.0");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix2D.of(
                     1, 0, 0,
-                    0, Double.NaN, 0).getInverse();
+                    0, Double.NaN, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is NaN");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix2D.of(
                     1, 0, 0,
-                    0, Double.NEGATIVE_INFINITY, 0).getInverse();
+                    0, Double.NEGATIVE_INFINITY, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is -Infinity");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix2D.of(
                     Double.POSITIVE_INFINITY, 0, 0,
-                    0, 1, 0).getInverse();
+                    0, 1, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; matrix determinant is Infinity");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix2D.of(
                     1, 0, Double.NaN,
-                    0, 1, 0).getInverse();
+                    0, 1, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; invalid matrix element: NaN");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix2D.of(
                     1, 0, Double.POSITIVE_INFINITY,
-                    0, 1, 0).getInverse();
+                    0, 1, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; invalid matrix element: Infinity");
 
         GeometryTestUtils.assertThrows(() -> {
             AffineTransformMatrix2D.of(
                     1, 0, Double.NEGATIVE_INFINITY,
-                    0, 1, 0).getInverse();
+                    0, 1, 0).inverse();
         }, NonInvertibleTransformException.class, "Transform is not 
invertible; invalid matrix element: -Infinity");
     }
 
diff --git 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/twod/Vector2DTest.java
 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/twod/Vector2DTest.java
index a3171de..e106537 100644
--- 
a/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/twod/Vector2DTest.java
+++ 
b/commons-geometry-euclidean/src/test/java/org/apache/commons/geometry/euclidean/twod/Vector2DTest.java
@@ -131,27 +131,27 @@ public class Vector2DTest {
     @Test
     public void testNorm() {
         // act/assert
-        Assert.assertEquals(0.0, Vector2D.of(0, 0).getNorm(), EPS);
+        Assert.assertEquals(0.0, Vector2D.of(0, 0).norm(), EPS);
 
-        Assert.assertEquals(5.0, Vector2D.of(3, 4).getNorm(), EPS);
-        Assert.assertEquals(5.0, Vector2D.of(3, -4).getNorm(), EPS);
-        Assert.assertEquals(5.0, Vector2D.of(-3, 4).getNorm(), EPS);
-        Assert.assertEquals(5.0, Vector2D.of(-3, -4).getNorm(), EPS);
+        Assert.assertEquals(5.0, Vector2D.of(3, 4).norm(), EPS);
+        Assert.assertEquals(5.0, Vector2D.of(3, -4).norm(), EPS);
+        Assert.assertEquals(5.0, Vector2D.of(-3, 4).norm(), EPS);
+        Assert.assertEquals(5.0, Vector2D.of(-3, -4).norm(), EPS);
 
-        Assert.assertEquals(Math.sqrt(5.0), Vector2D.of(-1, -2).getNorm(), 
EPS);
+        Assert.assertEquals(Math.sqrt(5.0), Vector2D.of(-1, -2).norm(), EPS);
     }
 
     @Test
     public void testNormSq() {
         // act/assert
-        Assert.assertEquals(0.0, Vector2D.of(0, 0).getNormSq(), EPS);
+        Assert.assertEquals(0.0, Vector2D.of(0, 0).normSq(), EPS);
 
-        Assert.assertEquals(25.0, Vector2D.of(3, 4).getNormSq(), EPS);
-        Assert.assertEquals(25.0, Vector2D.of(3, -4).getNormSq(), EPS);
-        Assert.assertEquals(25.0, Vector2D.of(-3, 4).getNormSq(), EPS);
-        Assert.assertEquals(25.0, Vector2D.of(-3, -4).getNormSq(), EPS);
+        Assert.assertEquals(25.0, Vector2D.of(3, 4).normSq(), EPS);
+        Assert.assertEquals(25.0, Vector2D.of(3, -4).normSq(), EPS);
+        Assert.assertEquals(25.0, Vector2D.of(-3, 4).normSq(), EPS);
+        Assert.assertEquals(25.0, Vector2D.of(-3, -4).normSq(), EPS);
 
-        Assert.assertEquals(5.0, Vector2D.of(-1, -2).getNormSq(), EPS);
+        Assert.assertEquals(5.0, Vector2D.of(-1, -2).normSq(), EPS);
     }
 
     @Test
@@ -192,7 +192,7 @@ public class Vector2DTest {
 
         for (int i = -10; i <= 10; i++) {
             final double mag = i;
-            Assert.assertEquals(Math.abs(mag), v.withNorm(mag).getNorm(), eps);
+            Assert.assertEquals(Math.abs(mag), v.withNorm(mag).norm(), eps);
         }
     }
 
@@ -309,13 +309,13 @@ public class Vector2DTest {
     @Test
     public void testScalarMultiply() {
         // act/assert
-        checkVector(Vector2D.of(1, 2).scalarMultiply(0), 0, 0);
+        checkVector(Vector2D.of(1, 2).multiply(0), 0, 0);
 
-        checkVector(Vector2D.of(1, 2).scalarMultiply(3), 3, 6);
-        checkVector(Vector2D.of(1, 2).scalarMultiply(-3), -3, -6);
+        checkVector(Vector2D.of(1, 2).multiply(3), 3, 6);
+        checkVector(Vector2D.of(1, 2).multiply(-3), -3, -6);
 
-        checkVector(Vector2D.of(2, 3).scalarMultiply(1.5), 3, 4.5);
-        checkVector(Vector2D.of(2, 3).scalarMultiply(-1.5), -3, -4.5);
+        checkVector(Vector2D.of(2, 3).multiply(1.5), 3, 4.5);
+        checkVector(Vector2D.of(2, 3).multiply(-1.5), -3, -4.5);
     }
 
     @Test
@@ -405,7 +405,7 @@ public class Vector2DTest {
             Vector2D ortho = v.orthogonal();
 
             // assert
-            Assert.assertEquals(1.0, ortho.getNorm(), EPS);
+            Assert.assertEquals(1.0, ortho.norm(), EPS);
             Assert.assertEquals(0.0, v.dotProduct(ortho), EPS);
         }
     }
diff --git 
a/commons-geometry-hull/src/test/java/org/apache/commons/geometry/euclidean/twod/hull/ConvexHullGenerator2DAbstractTest.java
 
b/commons-geometry-hull/src/test/java/org/apache/commons/geometry/euclidean/twod/hull/ConvexHullGenerator2DAbstractTest.java
index 7c62498..fff9971 100644
--- 
a/commons-geometry-hull/src/test/java/org/apache/commons/geometry/euclidean/twod/hull/ConvexHullGenerator2DAbstractTest.java
+++ 
b/commons-geometry-hull/src/test/java/org/apache/commons/geometry/euclidean/twod/hull/ConvexHullGenerator2DAbstractTest.java
@@ -396,8 +396,8 @@ public abstract class ConvexHullGenerator2DAbstractTest {
             Vector2D d1 = p2.subtract(p1);
             Vector2D d2 = p3.subtract(p2);
 
-            Assert.assertTrue(d1.getNorm() > 1e-10);
-            Assert.assertTrue(d2.getNorm() > 1e-10);
+            Assert.assertTrue(d1.norm() > 1e-10);
+            Assert.assertTrue(d2.norm() > 1e-10);
 
             final double cross = LinearCombination.value(d1.getX(), d2.getY(), 
-d1.getY(), d2.getX());
             final int cmp = Precision.compareTo(cross, 0.0, tolerance);
diff --git 
a/commons-geometry-spherical/src/main/java/org/apache/commons/geometry/spherical/twod/PropertiesComputer.java
 
b/commons-geometry-spherical/src/main/java/org/apache/commons/geometry/spherical/twod/PropertiesComputer.java
index 8051bd1..2781da4 100644
--- 
a/commons-geometry-spherical/src/main/java/org/apache/commons/geometry/spherical/twod/PropertiesComputer.java
+++ 
b/commons-geometry-spherical/src/main/java/org/apache/commons/geometry/spherical/twod/PropertiesComputer.java
@@ -157,7 +157,7 @@ class PropertiesComputer implements BSPTreeVisitor<S2Point> 
{
      * @return barycenter
      */
     public S2Point getBarycenter() {
-        if (summedBarycenter.getNormSq() == 0) {
+        if (summedBarycenter.normSq() == 0) {
             return S2Point.NaN;
         } else {
             return S2Point.ofVector(summedBarycenter);
diff --git 
a/commons-geometry-spherical/src/main/java/org/apache/commons/geometry/spherical/twod/SphericalPolygonsSet.java
 
b/commons-geometry-spherical/src/main/java/org/apache/commons/geometry/spherical/twod/SphericalPolygonsSet.java
index 1d72c7d..9f09d77 100644
--- 
a/commons-geometry-spherical/src/main/java/org/apache/commons/geometry/spherical/twod/SphericalPolygonsSet.java
+++ 
b/commons-geometry-spherical/src/main/java/org/apache/commons/geometry/spherical/twod/SphericalPolygonsSet.java
@@ -508,7 +508,7 @@ public class SphericalPolygonsSet extends 
AbstractRegion<S2Point, S1Point> {
 
         // convert to 3D sphere to spherical cap
         final double r = enclosing3D.getRadius();
-        final double h = enclosing3D.getCenter().getNorm();
+        final double h = enclosing3D.getCenter().norm();
         if (h < getTolerance()) {
             // the 3D sphere is centered on the unit sphere and covers it
             // fall back to a crude approximation, based only on outside 
convex cells

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