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Re: [Cado-nfs-discuss] block lanczos


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  • From: paul zimmermann <Paul.Zimmermann@inria.fr>
  • To: "gina Ziegler" <gina_ziegler@gmx.de>
  • Cc: cado-nfs-discuss@lists.gforge.inria.fr
  • Subject: Re: [Cado-nfs-discuss] block lanczos
  • Date: Thu, 03 Jan 2019 17:56:57 +0100
  • List-archive: <http://lists.gforge.inria.fr/pipermail/cado-nfs-discuss/>
  • List-id: A discussion list for Cado-NFS <cado-nfs-discuss.lists.gforge.inria.fr>

Hi Gina,

> In linag folder there is an implementation of block lanczos algorithm named
> blocklanczos.c. I have a sparce matrix and I want to compute its kernel with
> blocklanczos.c. How can we do that?

if you run "git grep blocklanczos", you will see that the blocklanczos program
is tested in tests/linalg/bwc/test-blocklanczos.sh (from
tests/linalg/bwc/CMakeLists.txt). This might be a good start.

Best regards,
Paul




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