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NAME

tan, tanf, tanl - tangent function  

SYNOPSIS

#include <math.h>

double tan(double x);

float tanf(float x);

long double tanl(long double x);

 

DESCRIPTION

The tan() function returns the tangent of x, where x is given in radians.  

CONFORMING TO

SVID 3, POSIX, BSD 4.3, ISO 9899. The float and the long double variants are C99 requirements.  

SEE ALSO

acos(3), asin(3), atan(3), atan2(3), cos(3), sin(3)

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Index

NAME

SYNOPSIS

DESCRIPTION

CONFORMING TO

SEE ALSO