From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=AWL,BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from sourceware.org (server2.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id 8AD3B1F8C4 for ; Fri, 5 Feb 2021 10:35:39 +0000 (UTC) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 08CE539F0838; Fri, 5 Feb 2021 10:35:24 +0000 (GMT) Received: from mail3-relais-sop.national.inria.fr (mail3-relais-sop.national.inria.fr [192.134.164.104]) by sourceware.org (Postfix) with ESMTPS id 0D25E3971432 for ; Fri, 5 Feb 2021 10:35:18 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 0D25E3971432 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=inria.fr Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=Paul.Zimmermann@inria.fr X-IronPort-AV: E=Sophos;i="5.81,154,1610406000"; d="scan'208";a="372186149" Received: from tomate.loria.fr (HELO tomate) ([152.81.10.51]) by mail3-relais-sop.national.inria.fr with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 05 Feb 2021 11:35:17 +0100 Date: Fri, 05 Feb 2021 11:35:17 +0100 Message-Id: From: Paul Zimmermann To: libc-alpha@sourceware.org Subject: accuracy of mathematical functions X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" Hi, I have updated my comparison with the newly released 2.33 version. No big difference with the previous version, except that I included the "long double" format (aka ldbl-96), as suggested by Joseph Myers, for which the Intel Math library is uniformly better than all other libraries. https://members.loria.fr/PZimmermann/papers/#accuracy Paul