mailing list of musl libc
 help / color / mirror / code / Atom feed
From: Alexander Monakov <amonakov@ispras.ru>
To: musl@lists.openwall.com
Subject: Re: Possible Mistype in exp.c
Date: Wed, 30 Jan 2019 15:44:23 +0300 (MSK)	[thread overview]
Message-ID: <alpine.LNX.2.20.13.1901301537190.4193@monopod.intra.ispras.ru> (raw)
In-Reply-To: <20190130121947.GF21289@port70.net>

On Wed, 30 Jan 2019, Szabolcs Nagy wrote:
> for < 1 ulp the main trick is computing the result as x+y where x is
> exact and y is inexact but much smaller than x in magnitude. (this is
> the only way to get worst case error < 1 ulp with an fp operation that
> does a rounding and at least one of the inputs is inexact.)

As I recall this was covered in your GNU Cauldron presentation.
Can you upload the slides of that talk to the GCC wiki?

(I can help with adding your account to EditorGroup if needed
or upload the slides on your behalf if you send me the pdf)

Thanks.
Alexander


  reply	other threads:[~2019-01-30 12:44 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-28  6:59 Damian McGuckin
2019-01-29 11:01 ` Szabolcs Nagy
2019-01-29 11:26   ` Damian McGuckin
2019-01-29 11:43     ` Szabolcs Nagy
2019-01-30  1:18       ` Damian McGuckin
2019-01-30  9:37         ` Szabolcs Nagy
2019-01-30 11:14           ` Damian McGuckin
2019-01-30 12:19             ` Szabolcs Nagy
2019-01-30 12:44               ` Alexander Monakov [this message]
2019-01-30 14:10                 ` Szabolcs Nagy
2019-02-01 23:26                   ` Morten Welinder
2019-02-02  3:39                     ` Szabolcs Nagy
2019-02-03  2:05                       ` Morten Welinder
2019-02-03  3:07                         ` Damian McGuckin
2019-04-03  1:13                       ` Floating Point Accuracy Damian McGuckin
2019-01-30 12:56           ` Possible Mistype in exp.c Damian McGuckin
2019-01-31  0:04             ` Szabolcs Nagy
2019-01-31  0:39               ` Damian McGuckin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=alpine.LNX.2.20.13.1901301537190.4193@monopod.intra.ispras.ru \
    --to=amonakov@ispras.ru \
    --cc=musl@lists.openwall.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
Code repositories for project(s) associated with this public inbox

	https://git.vuxu.org/mirror/musl/

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).