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To: gentoo-science@g.o
From: Francois Bissey <fbissey@...>
Subject: Re: sci-libs/scipy-0.9.0-r1 undefined symbol: clapack_sgesv
Date: Wed, 8 Jun 2011 08:07:10 +1200
> EL Tue, 7 Jun 2011 07:33:27 +1200
> 
> Francois Bissey <fbissey@...> escrigué:
> > I note you are using numpy-1.6.0 I don't if that's linked to that but
> > sage will not work properly with it:
> > http://trac.sagemath.org/sage_trac/ticket/11334
> > Can you try again with numpy-1.5.1 at least.
> 
> I am a bit surprised, but downgrading numpy actually worked. Thanks a
> lot for your help, Francois! Sage-4.7 should depend on ~numpy-1.5.1
> then, since it already depends on >=numpy-1.5.1.
> 
> > And then what are the outputs of:
> > ldd /usr/lib64/python2.7/site-packages/numpy/core/_dotblas.so
> > ldd /usr/lib64/python2.7/site-packages/numpy/linalg/lapack_lite.so
> 
> They link to lapack, blas and cblas, and they didn't change when I
> downgraded numpy.

I fixed the numpy dependencies in the sage tree. It is still curious that scipy
didn't apparently build properly when using numpy-1.6.0. Someone should
investigate that.

Francois


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-- Steven Trogdon
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Updated Jul 05, 2012

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