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c:math.h:sin

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c:math.h:sin [2013/01/22 22:02] (current)
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 +{{keywords>wiki library source code example reference}}
 +===== sin =====
 +<code c>
 +     double sin(double);
 +</code>
 +return the sinus
  
 +===== C Sourcecode Example =====
 +compile in linux with: gcc sin.c -o sin **-lm** -Wall
 +<code c>     
 +#include <stdio.h> /* including standard library */
 +//#include <windows.h> /* uncomment this for Windows */
 +
 +#include <math.h> /* including math library */
 +
 +int main (void)
 +{
 +  double x;
 +  x = 42.0;
 +  printf ("sine of %lf° is %lf\n", x, sin(x*3.1415/80) );
 +  return 0;
 +}
 +</code>
 +
 +==== output ====
 +   output:
 +   user@host:~$ ./sin 
 +   sine of 42.000000° is 0.996921
 +
 +   
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c/math.h/sin.txt · Last modified: 2013/01/22 22:02 (external edit)

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