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From: "Ludovic Courtès" <ludovic.courtes@inria.fr>
To: Eric Brown <ecbrown@ericcbrown.com>
Cc: guix-devel <guix-devel@gnu.org>
Subject: Re: LAPACK vs. OpenBLAS
Date: Tue, 29 Jun 2021 16:38:24 +0200	[thread overview]
Message-ID: <87im1wrb1b.fsf@gnu.org> (raw)
In-Reply-To: <87k0mj71eu.fsf@ericcbrown.com> (Eric Brown's message of "Thu, 24 Jun 2021 10:00:41 -0500")

Hi Eric,

Eric Brown <ecbrown@ericcbrown.com> skribis:

> There are scenarios where reference BLAS is more stable and/or
> reproducible than optimized BLAS libraries.  Sometimes its lack of
> knowledge of OpenBLAS and/or a numerical issue.
>
> (cf. GNU R's discussion of which BLAS to use.)

Do you have a pointer to that discussion?

Are there other cases where netlib BLAS is considered more appropriate
than OpenBLAS because it’s more numerically stable?

Thanks for your feedback,
Ludo’.


  reply	other threads:[~2021-06-29 14:46 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-24 12:55 LAPACK vs. OpenBLAS Ludovic Courtès
2021-06-24 13:58 ` zimoun
2021-06-24 15:00 ` Eric Brown
2021-06-29 14:38   ` Ludovic Courtès [this message]
2021-06-29 16:00     ` Eric Brown
2021-06-29 16:13     ` Eric Brown
  -- strict thread matches above, loose matches on Subject: below --
2021-08-06 12:32 Paul Garlick

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