tan.gml

来自「开放源码的编译器open watcom 1.6.0版的源代码」· GML 代码 · 共 33 行

.func tan
#include <math.h>
double tan( double x );
.ixfunc2 '&Math' &func
.ixfunc2 '&Trig' &func
.funcend
.desc begin
The &func function computes the tangent of
.arg x
(measured in radians).
A large magnitude argument may yield a result with little or no significance.
.desc end
.return begin
The &func function returns the tangent value.
.im errnoref
.return end
.see begin
.seelist tan atan atan2 cos sin tanh
.see end
.exmp begin
#include <stdio.h>
#include <math.h>

void main()
  {
    printf( "%f\n", tan(.5) );
  }
.exmp output
0.546302
.exmp end
.class ANSI
.system