Date: Sat, 28 Jul 2012 10:46:30 -0500 From: Stephen Montgomery-Smith <stephen@missouri.edu> To: Bruce Evans <brde@optusnet.com.au> Cc: freebsd-bugs@freebsd.org, FreeBSD-gnats-submit@freebsd.org, Stephen Montgomery-Smith <stephen@freebsd.org> Subject: Re: bin/170206: complex arcsinh, log, etc. Message-ID: <50140956.1030603@missouri.edu> In-Reply-To: <20120728171345.T1911@besplex.bde.org> References: <201207270247.q6R2lkeR021134@wilberforce.math.missouri.edu> <20120727233939.A7820@besplex.bde.org> <5012A96E.9090400@missouri.edu> <20120728142915.K909@besplex.bde.org> <50137C24.1060004@missouri.edu> <20120728171345.T1911@besplex.bde.org>
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This is a multi-part message in MIME format. --------------060304040300070501030603 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit OK. This clog really seems to work. x*x + y*y - 1 is computed with a ULP less than 0.8. The rest of the errors seem to be due to the implementation of log1p. The ULP of the final answer seems to be never bigger than a little over 2. --------------060304040300070501030603--
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