#11248: SVD matrix decomposition may return a non-invertible "unitary" matrix
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Reporter: rbeezer | Owner: jason, was
Type: defect | Status: new
Priority: major | Milestone: sage-4.7
Component: linear algebra | Keywords:
Work_issues: | Upstream: N/A
Reviewer: | Author:
Merged: | Dependencies:
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Comment(by rbeezer):
Found this, but mostly it seems to describe much older versions. There is
something about LAPACK and thread safety, but tests would have been rerun
by themselves, and I would expect more spurious behavior if that was the
problem. So I don't see much here, but for the record.
http://developer.apple.com/hardwaredrivers/ve/errata.html
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11248#comment:38>
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