shithub: purgatorio

ref: 2cab6c0b2f7ccfad3c7990070ab0917cfd978cf1
dir: purgatorio/libmath/fdim.c

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#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;
}