Metropoli BBS
VIEWER: dblnep.c MODE: TEXT (ASCII)
/* Copyright (C) 1992 by Thomas Glen Smith.  All Rights Reserved. */
/* dblnep APL2 V1.0.0 **************************************************
* Returns 0.0 or 1.0 depending on whether the difference between left  *
* and rite is less than fuzz.                                          *
***********************************************************************/
#define INCLUDES 0
#include "includes.h"
void dblnep(left,rite,ret)
double *left,*rite,*ret;
{
	extern double fuzz;
	double diff;

	diff = (*left > *rite) ? *left-*rite : *rite-*left;
	if (diff <= fuzz)
		*ret = 0.0; /* left == rite */
	else *ret = 1.0;
}
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