tan
, tanf
—tangent#include <math.h> double tan(double x); float tanf(float x);
Description
tan
computes the tangent of the argument x.
Angles are specified in radians.
tanf
is identical, save that it takes and returns float
values.
Returns
The tangent of x is returned.
Portability
tan
is ANSI. tanf
is an extension.