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From "Gilles (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (MATH-1005) ArrayIndexOutOfBoundsException in MathArrays.linearCombination
Date Fri, 12 Jul 2013 11:33:48 GMT

     [ https://issues.apache.org/jira/browse/MATH-1005?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gilles resolved MATH-1005.
--------------------------

       Resolution: Fixed
    Fix Version/s: 3.3

Proposed fix committed in revision 1502516. Thanks for the report.
                
> ArrayIndexOutOfBoundsException in MathArrays.linearCombination
> --------------------------------------------------------------
>
>                 Key: MATH-1005
>                 URL: https://issues.apache.org/jira/browse/MATH-1005
>             Project: Commons Math
>          Issue Type: Bug
>    Affects Versions: 3.2
>            Reporter: Roman Werpachowski
>             Fix For: 3.3
>
>
> When MathArrays.linearCombination is passed arguments with length 1, it throws an ArrayOutOfBoundsException.
This is caused by this line:
> double prodHighNext = prodHigh[1];
> linearCombination should check the length of the arguments and fall back to simple multiplication
if length == 1.

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