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Article #11808Re: IEEE floating point
From: Donald Lindsay
Date: Sat, 25 May 1991 21:12
Date: Sat, 25 May 1991 21:12
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In article <9105240158.AA02761@ucbvax.Berkeley.EDU> jbs@WATSON.IBM.COM writes: >As to wrong answers, wrong answers are generally caused by >users not knowing what they are doing. I disagree. Dr. Kahan tells excellent anecdotes on this point, with examples of well-respected products (e.g. Mathematica, hand calculators) giving wrong answers to simple problems. In article <1991May24.173747.1483@zoo.toronto.edu> henry@zoo.toronto.edu (Henry Spencer) writes: >However, well-designed tools like IEEE FP improve the odds a lot. Seconded. People who think that the common alternatives are as well designed, are probably unfamiliar with the sore points. For example, Cray format allows a value which will overflow if multiplied by 1 ... -- Don D.C.Lindsay Carnegie Mellon Robotics Institute
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!think.com!zaphod.mps.ohio-state.edu!magnus.acs.ohio-state.edu!csn!ub!uhura.cc.rochester.edu!rochester!pt.cs.cmu.edu!gandalf.cs.cmu.edu!lindsay From: lindsay@gandalf.cs.cmu.edu (Donald Lindsay) Newsgroups: comp.arch Subject: Re: IEEE floating point Message-ID: <13203@pt.cs.cmu.edu> Date: 25 May 91 21:12:40 GMT References: <9105240158.AA02761@ucbvax.Berkeley.EDU> <1991May24.173747.1483@zoo.toronto.edu> Organization: Carnegie Mellon Lines: 18