[commons-numbers] 02/02: Named constant.

[erans]

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commit 85d79edf87cdbcb355a98a0d768449a62f55025b
Author: Gilles Sadowski <gil...@harfang.homelinux.org>
AuthorDate: Sun Sep 29 03:37:37 2019 +0200

    Named constant.
---
 .../src/main/java/org/apache/commons/numbers/complex/Complex.java     | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git 
a/commons-numbers-complex/src/main/java/org/apache/commons/numbers/complex/Complex.java
 
b/commons-numbers-complex/src/main/java/org/apache/commons/numbers/complex/Complex.java
index df581a9..28db64e 100644
--- 
a/commons-numbers-complex/src/main/java/org/apache/commons/numbers/complex/Complex.java
+++ 
b/commons-numbers-complex/src/main/java/org/apache/commons/numbers/complex/Complex.java
@@ -58,6 +58,8 @@ public final class Complex implements Serializable  {
     private static final double PI_OVER_2 = 0.5 * Math.PI;
     /** &pi;/4. */
     private static final double PI_OVER_4 = 0.25 * Math.PI;
+    /** "-i". */
+    private static final Complex MINUS_I = new Complex(0, -1);
 
     /** Serializable version identifier. */
     private static final long serialVersionUID = 20180201L;
@@ -1211,7 +1213,7 @@ public final class Complex implements Serializable  {
             return ONE;
         }
         if (imaginary < -20) {
-            return new Complex(0, -1);
+            return MINUS_I;
         }
 
         final double real2 = 2 * real;