Re: cos() in math.h ?

To: Christophe TROESTLER <ev_galois@freegates.be>
Cc: debian-user@lists.debian.org
Subject: Re: cos() in math.h ?
From: Robert Norris <rob@nauseum.org>
Date: Thu, 3 Aug 2000 10:54:41 +1000
Message-id: <20000803105441.A15594@hordak.nauseum.org>
In-reply-to: <20000803.025059.129850046.ev_galois@linkline.be>; from ev_galois@freegates.be on Thu, Aug 03, 2000 at 02:50:59AM +0200
References: <20000803.025059.129850046.ev_galois@linkline.be>

> 	/tmp/cc9WOsLC.o(.text+0x16): undefined reference to `cos'
> 	collect2: ld returned 1 exit status

You need to link against the math library, libm, eg.

gcc -o myprog myprog.c -lm

Regards,
Rob.

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