#12413: Sage crashes to prompt while creating quitient of vector spaces
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Reporter: JStarx | Owner: AlexGhitza
Type: defect | Status: new
Priority: critical | Milestone: sage-5.0
Component: algebra | Keywords: linbox
Work_issues: | Upstream: N/A
Reviewer: | Author: Jim Stark
Merged: | Dependencies:
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Description changed by JStarx:
Old description:
> The following crashes Sage 4.8 on OS X 10.6.8 with a mysterious message:
>
> {{{
> sage: X = GF(3)^1
> sage: Y = (GF(3)^1)/(GF(3)^1)
> sage: X.hom([(1,)], Y)
> lda must be >= MAX(N,1): lda=0 N=0Parameter 7 to routine cblas_sgemv was
> incorrect
> Mac OS BLAS parameter error in cblas_sgemv, parameter #0, (unavailable),
> is 0
> d-69-91-159-193:devel Starx$
> }}}
>
> I have not yet been able to find the error, the problem may be with a
> call to LinBox, as discussed here: http://groups.google.com/group/sage-
> support/browse_thread/thread/30bfc9922b26f3d7 but I am not yet sure.
New description:
The following crashes Sage 4.8 on OS X 10.6.8 with a mysterious message:
{{{
sage: Y = (GF(3)^1)/(GF(3)^1)
sage: Y((1,))
lda must be >= MAX(N,1): lda=0 N=0Parameter 7 to routine cblas_sgemv was
incorrect
Mac OS BLAS parameter error in cblas_sgemv, parameter #0, (unavailable),
is 0
d-69-91-159-193:devel Starx$
}}}
I have not yet been able to find the error, the problem may be with a call
to LinBox, as discussed here: http://groups.google.com/group/sage-
support/browse_thread/thread/30bfc9922b26f3d7 but I am not yet sure.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12413#comment:2>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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