ref: d7809194db6f52a6fc87a6d10bff7e78cc03c4d2
dir: /libmath/fdim.c/
#include "lib9.h"
#include "mathi.h"
double
fdim(double x, double y)
{
if(x>y)
return x-y;
else
return 0;
}
double
fmax(double x, double y)
{
if(x>y)
return x;
else
return y;
}
double
fmin(double x, double y)
{
if(x<y)
return x;
else
return y;
}