tan(3M)
NAME
tan - tangent function
SYNOPSIS
cc [ flag ... ] file ... -lm [ library ... ]
#include <math.h>
double tan(double x);
DESCRIPTION
The tan() function computes the tangent of its argument x,
measured in radians.
RETURN VALUES
Upon successful completion, tan() returns the tangent of x.
If x is NaN or _Inf, NaN is returned.
ERRORS
No errors will occur.
ATTRIBUTES
See attributes(5) for descriptions of the following attri-
butes:
____________________________________________________________
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
|_____________________________|_____________________________|
| MT-Level | MT-Safe |
|_____________________________|_____________________________|
SEE ALSO
atan(3M), isnan(3M), attributes(5)
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