fmal.c File Reference

#include "../math.h"

Functions
long double	fmal (long double x, long double y, long double z)
	Multiply-add. More...

Function Documentation

fmal()

long double fmal	(	long double	x,
		long double	y,
		long double	z
	)

Multiply-add.

The fmal functions compute (x × y) + z, rounded as one ternary operation: they compute the value (as if) to infinite precision and round once to the result format, according to the current rounding mode. A range error may occur.

Parameters

x	Value to be multiplied.
y	Value to be multiplied.
z	Value to be added.

Returns

The fmal functions return (x × y) + z, rounded as one ternary operation.