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https://issues.apache.org/jira/browse/MATH-1487?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17416624#comment-17416624
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Maciej Kwidziński commented on MATH-1487:
-----------------------------------------
I also cannot reproduce it on {{commons-math3:3.6.1}}
> MathInternalError - Kolmogorov Smirnov Test
> -------------------------------------------
>
> Key: MATH-1487
> URL: https://issues.apache.org/jira/browse/MATH-1487
> Project: Commons Math
> Issue Type: Bug
> Affects Versions: 3.6.1
> Reporter: Paweł Lipiński
> Priority: Critical
> Attachments: alpha.arr, beta.arr
>
>
> Hi,
> I spotted a pesky bug in KolmogorovSmirnovTest class, in the method
> kolmogorovSmirnovTest.
> In order to reproduce the error use arrays from attachments.
> Stacktrace:
> {noformat}
> org.apache.commons.math3.exception.MathInternalError: illegal state: internal
> error, please fill a bug report at https://issues.apache.org/jira/browse/MATH
> at
> org.apache.commons.math3.stat.inference.KolmogorovSmirnovTest.fixTies(KolmogorovSmirnovTest.java:1171)
> at
> org.apache.commons.math3.stat.inference.KolmogorovSmirnovTest.kolmogorovSmirnovTest(KolmogorovSmirnovTest.java:263)
> at
> org.apache.commons.math3.stat.inference.KolmogorovSmirnovTest.kolmogorovSmirnovTest(KolmogorovSmirnovTest.java:290)
> {noformat}
>
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