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- Path: cypher.3do.com!user
- From: tsw@3do.com (Tom Watson)
- Newsgroups: comp.lang.c,sci.math
- Subject: Re: REQ:Gaussian Elimination & pivoting routine in C ??
- Date: Wed, 17 Apr 1996 11:22:39 -0800
- Organization: The 3DO Corporation
- Distribution: world
- Message-ID: <tsw-1704961122390001@cypher.3do.com>
- References: <317413CD.41C6@mat075207.student.utwente.nl>
- NNTP-Posting-Host: cypher.3do.com
-
- In article <317413CD.41C6@mat075207.student.utwente.nl>, Wessel de Roode
- <wessel@mat075207.student.utwente.nl> wrote:
-
- > Hi,
- >
- > I've been looking on several places but I can't find it :-(
- >
- > I need to solve A*x=b A & X are known to me but have are ill
- > conditioned.
- >
- > I would like to do this in a sub routine and not by calling some misty
- > libray. (or writing my own)
- >
- > A = 12x 12 matrix with elements from 1e-5 to 200.
- >
- > So some pitoting & scaling should be included.
- >
- >
- > Does any body know a use full piece of C-code for doing this ?
- > Just the routine not a whole program..
- >
- > Manny manny thanx :-)
- > Wessel
- >
-
- A book that has some of these things is _Numerical recipies in C: the art
- of scientific computing_ by William H. Press [et al]. ISBN:0 521 43108 5.
-
- Go to web page: http://world.std.com/~nr which has more info about the book.
-
- The book has a chapter all about matrix operations.
-
- --
- Tom Watson
- tsw@3do.com (Home: tsw@johana.com)
-