sqrt.c

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· C语言 代码 · 共 18 行

/* Copyright (c) 1979 Regents of the University of California */

static char sccsid[] = "@(#)SQRT.c 1.3 6/10/81";

#include <math.h>

double
SQRT(value)

	double	value;
{
	if (value < 0) {
		ERROR("Negative argument of %e to sqrt\n", value);
		return;
	}
	return sqrt(value);
}