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https://issues.apache.org/jira/browse/MATH-1262?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14721676#comment-14721676
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Otmar Ertl commented on MATH-1262:
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This [paper|http://www.cl.cam.ac.uk/~jrh13/papers/bessel.pdf] could be
interesting.
> Heap overflow in org.apache.commons.math4.special.BesselJ
> ---------------------------------------------------------
>
> Key: MATH-1262
> URL: https://issues.apache.org/jira/browse/MATH-1262
> Project: Commons Math
> Issue Type: Bug
> Affects Versions: 4.0
> Reporter: Neil Walkinshaw
> Priority: Minor
> Labels: newbie, performance
>
> This test case:
> {code:java}
> import org.apache.commons.math4.special.BesselJ;
> public class BesselJHeapBug {
> public static void main(String[] args) {
> BesselJ.value(1182054491, 3.589635306407856E-8D);
> }
> }
> {code}
> throws the following exception:
> {code}
> Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
> at org.apache.commons.math4.special.BesselJ.rjBesl(BesselJ.java:247)
> at org.apache.commons.math4.special.BesselJ.value(BesselJ.java:161)
> at BesselJHeapBug.main(BesselJHeapBug.java:5)
> {code}
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