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Article #2021Fast way to evaluate an exponential
From: Ranjan S Muttiah
Date: Sun, 09 Jun 1991 07:12
Date: Sun, 09 Jun 1991 07:12
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Is there a fast way to evaluate e^-x (using table look ups) than having to use exp(.) in c ? I have to call the exponential many times and looking for ways to save time.
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arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!mips!pacbell.com!att!news.cs.indiana.edu!noose.ecn.purdue.edu!stable.ecn.purdue.edu!muttiahShow Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!mips!pacbell.com!att!news.cs.indiana.edu!noose.ecn.purdue.edu!stable.ecn.purdue.edu!muttiah From: muttiah@stable.ecn.purdue.edu (Ranjan S Muttiah) Newsgroups: comp.dsp Subject: Fast way to evaluate an exponential Message-ID: <1991Jun9.071214.2073@noose.ecn.purdue.edu> Date: 9 Jun 91 07:12:14 GMT Sender: root@noose.ecn.purdue.edu (ECN System Management) Organization: Purdue University Engineering Computer Network Lines: 4