XenoAmess commented on a change in pull request #83:
URL: https://github.com/apache/commons-numbers/pull/83#discussion_r476680145
##########
File path:
commons-numbers-fraction/src/main/java/org/apache/commons/numbers/fraction/Fraction.java
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@@ -775,19 +778,38 @@ public Fraction divide(Fraction value) {
*/
@Override
public Fraction pow(final int exponent) {
+ if (exponent == 1) {
+ return this;
+ }
if (exponent == 0) {
return ONE;
}
if (isZero()) {
- return ZERO;
- }
-
- if (exponent < 0) {
- return new Fraction(ArithmeticUtils.pow(denominator, -exponent),
- ArithmeticUtils.pow(numerator, -exponent));
+ if (exponent < 0) {
+ throw new
ArithmeticException(STRING_THE_DENOMINATOR_MUST_NOT_BE_ZERO);
+ } else {
+ return ZERO;
+ }
}
- return new Fraction(ArithmeticUtils.pow(numerator, exponent),
- ArithmeticUtils.pow(denominator, exponent));
+ if (exponent > 0) {
+ return new Fraction(
Review comment:
@aherbert done.
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