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- Path: erich.triumf.ca!bennett
- From: bennett@erich.triumf.ca (P.Bennett)
- Newsgroups: crl.general,comp.sys.sun.misc,comp.unix.sys5.misc,comp.lang.c,sci.math
- Subject: Re: Problem with C for the mathematical programm
- Date: 1 Feb 1996 21:59 PST
- Organization: TRIUMF: Tri-University Meson Facility
- Distribution: world
- Message-ID: <1FEB199621595021@erich.triumf.ca>
- References: <4epq2e$h4b@crl2.crl.com> <4erfj5$f5c@canb.cin.gov.au>
- NNTP-Posting-Host: ftp.triumf.ca
- News-Software: VAX/VMS VNEWS 1.50
-
- In article <4erfj5$f5c@canb.cin.gov.au>, rossw@cin.gov.au (Ross Wilson) writes...
- >sorkin@crl.com (Iouri Sorkine) wrote:
-
- >>I execute "cc name.c" and receive "ld: Undefined symbol
- >> _cos
- >> _sin
- >>and so on... ".
- >>What's wrong?
-
- >You will need to include the math library. How you do this depends on
- >what operating system and/or compiler you are using.
-
- >If you use UNIX, do:
- >
- > cc -lm name.c
-
- Although I don't do unix, I've seen this often enough to know that libraries
- _must_ be listed at the _end_ of the command line:
- cc name.c -lm
- >
- >If you use Borland, Microsoft, whatever, you will have to read the
- >manual.
-
- Borland and Microsoft very nicely put the math functions in the main library,
- so you don't have to worry about this nonsense - MS-DOS _does_ have some
- advantages :-)
-
- >Don't forget to #include <math.h>.
-
-
- Peter Bennett VE7CEI | Vessels shall be deemed to be in sight
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