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Posted to issues@systemml.apache.org by "Janardhan (JIRA)" <ji...@apache.org> on 2018/05/18 03:56:00 UTC

[jira] [Closed] (SYSTEMML-1626) x = solve(A,b) should report an error when it is an underdetermined system (in CP mode)

     [ https://issues.apache.org/jira/browse/SYSTEMML-1626?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Janardhan closed SYSTEMML-1626.
-------------------------------
       Resolution: Fixed
    Fix Version/s: SystemML 1.1

> x = solve(A,b) should report an error when it is an underdetermined system (in CP mode)
> ---------------------------------------------------------------------------------------
>
>                 Key: SYSTEMML-1626
>                 URL: https://issues.apache.org/jira/browse/SYSTEMML-1626
>             Project: SystemML
>          Issue Type: Bug
>          Components: Runtime
>    Affects Versions: SystemML 0.14
>            Reporter: Nakul Jindal
>            Assignee: Janardhan
>            Priority: Major
>             Fix For: SystemML 1.1
>
>
> {code}
> m = 16
> n = 8
> A = rand(rows=m, cols=n)
> b = rand(rows=m, cols=1)
> x = solve(A, b)
> print(toString(x))
> {code}
> Should print an error, instead it prints a 8x1 vector.



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