[jira] [Resolved] (MATH-947) SingularValueDecomposition constructor blocks with NaN in the matrix

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[jira] [Resolved] (MATH-947) SingularValueDecomposition constructor blocks with NaN in the matrix

Peter Lee (Jira)

     [ https://issues.apache.org/jira/browse/MATH-947?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Luc Maisonobe resolved MATH-947.
--------------------------------

       Resolution: Fixed
    Fix Version/s: 3.2

Fixed in subversion repository as of r1456931.

Thanks for the report.
               

> SingularValueDecomposition constructor blocks with NaN in the matrix
> --------------------------------------------------------------------
>
>                 Key: MATH-947
>                 URL: https://issues.apache.org/jira/browse/MATH-947
>             Project: Commons Math
>          Issue Type: Bug
>    Affects Versions: 3.0
>         Environment: jdk1.7.0_13 32bit, Netbeans 7.2.1, Win7 x64
>            Reporter: Matti Franssila
>            Priority: Critical
>             Fix For: 3.2
>
>
> //Create coefficient (A) Matrix
>         RealMatrix coefficients =
>             new Array2DRowRealMatrix(coeffs);
>                SingularValueDecomposition svd = new SingularValueDecomposition(coefficients);
> //When coeffs is a 2x2 matrix with all elements Nan, the constructor blocks indefinitely /w 100% CPU usage

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