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Lines Matching refs:INTERVAL

131 typedef struct interval
135 INTERVAL;
137 INTERVAL vmul(double, double, INTERVAL);
138 INTERVAL vdiv(double, double, INTERVAL);
140 int dcheck(INTERVAL);
143 INTERVAL vreg[26];
156 	INTERVAL vval;
576 static INTERVAL
579     /*  returns  the  smallest  interval  containing  a,  b,  c,  and  d  */
581     INTERVAL v;
611 INTERVAL
612 vmul(double a, double b, INTERVAL v)
618 dcheck(INTERVAL v)
622 	printf("divisor  interval  contains  0.\n");
628 INTERVAL
629 vdiv(double a, double b, INTERVAL v)
1482 			(void) printf("interval out of order\n");