#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 kcrisman):
> I also found a FORTRAN example, coincidentally a 3 x 4:
>
http://software.intel.com/sites/products/documentation/hpc/mkl/lapack/mkl_lapack_examples/zgesdd_ex.f.htm
>
Do you mean this is a FORTRAN example that shows the problem, or one that
just happens to be FORTRAN? I'd be happy to check this as well if you
give me something to cut and paste. And tell me how to compile it if I
have to do that :)
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11248#comment:15>
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