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https://issues.apache.org/jira/browse/MATH-624?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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greg sterijevski updated MATH-624:
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Attachment: upperlowertests
upperlowermethods
Both patches pass the checkstyle check and the findbugs...
> Need a method to solve upper and lower triangular systems
> ---------------------------------------------------------
>
> Key: MATH-624
> URL: https://issues.apache.org/jira/browse/MATH-624
> Project: Commons Math
> Issue Type: New Feature
> Affects Versions: 3.0
> Environment: Java
> Reporter: greg sterijevski
> Labels: Backsolve, Forwardsolve, LowerTriangular, UpperTriangular
> Fix For: 3.0
>
> Attachments: upperlowermethods, upperlowertests
>
> Original Estimate: 0h
> Remaining Estimate: 0h
>
> I have run into a need to solve triangular systems. While (as Phil and Ted
> point out) I could use the LU and QR decompositions, it seems cleaner to have
> a couple of static functions which do this. I am including a patch to provide
> an implementation and the tests.
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