Bernd,
You need to link against the math library, using -lm or -lmath in
your options to cc/gcc,
eg cc -o myprog myprog.c -lm
At 10:31 AM 6/8/98 +0200, Bernd Antweiler wrote:
>Hello all together!
>
>I am programming in C under Linux with Gnu-C-Compiler and xwpe frontend (X-
>desktop). My program is nearly finished, everything has worked fine until
yet. Now I
>have tried to use some mathematical functions like pow(x,y), sin(x), etc..
>#include <math.h> at the top of the C-file let me compile the file, but on
starting or
>debugging the project an "undefined reference"-error appears. Only the
fabs(x) -
>order of this library seems to work!
>I find the <math.h> file in the /usr/include directory and this directory
is declared
>under compiler options and the project options, too.
>Is there any idea to solve the problem? I use the Suse-distribution and my
Linux
>knowledge is not so good, because it was not needed by this comfortably
>distribution.
>Maybe a file is lost? Which file?
>
>Thanks for your attention.
>
>Bernd Antweiler
>[EMAIL PROTECTED]
>
>
>
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