NAME

	fabs, fmod, floor, ceil – absolute value, remainder, floor, ceiling functions

SYNOPSIS

	#include <u.h> #include <libc.h> double floor(double x) double ceil(double x) double fabs(double x) double fmod(double x, double y)

DESCRIPTION

	Fabs returns the absolute value |x|. Floor returns the largest integer not greater than x. Ceil returns the smallest integer not less than x. Fmod returns x if y is zero, otherwise the number f with the same sign as x, such that x = iy + f for some integer i, and |f| < |y|.

SOURCE

	/sys/src/libc/port

SEE ALSO

	abs(2), frexp(2)