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X-Hacker.org- Watcom C Library Reference - <u>synopsis:</u>
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Synopsis:
#include <math.h>
double fmod( double x, double y );
Description:
The fmod function computes the floating-point remainder of x/y, even if
the quotient x/y is not representable.
Returns:
The fmod function returns the value x - (i * y), for some integer i such
that, if y is non-zero, the result has the same sign as x and magnitude
less than the magnitude of y. If the value of y is zero, then the value
returned is zero.
Example:
#include <stdio.h>
#include <math.h>
void main()
{
printf( "%f\n", fmod( 4.5, 2.0 ) );
printf( "%f\n", fmod( -4.5, 2.0 ) );
printf( "%f\n", fmod( 4.5, -2.0 ) );
printf( "%f\n", fmod( -4.5, -2.0 ) );
}
produces the following:
0.500000
-0.500000
0.500000
-0.500000
Classification:
ANSI
Systems:
Math
See Also:
ceil, fabs, floor
See Also: ceil fabs
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