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tan (3)
TAN(3) Linux Programmer's Manual TAN(3)
NAME
tan, tanf, tanl - tangent function
SYNOPSIS
#include <math.h>
double tan(double x);
float tanf(float x);
long double tanl(long double x);
Link with -lm.
DESCRIPTION
The tan() function returns the tangent of x, where x is given in radi-
ans.
CONFORMING TO
SVr4, 4.3BSD, C89. The float and long double variants are C99 require-
ments.
SEE ALSO
acos(3), asin(3), atan(3), atan2(3), cos(3), ctan(3), sin(3)
2002-07-27 TAN(3)
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