1TAN(3)                     Linux Programmer's Manual                    TAN(3)
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NAME

6       tan, tanf, tanl - tangent function
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SYNOPSIS

9       #include <math.h>
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11       double tan(double x);
12       float tanf(float x);
13       long double tanl(long double x);
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15       Link with -lm.
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DESCRIPTION

18       The  tan() function returns the tangent of x, where x is given in radi‐
19       ans.
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CONFORMING TO

22       SVr4, 4.3BSD, C89.  The float and long double variants are C99 require‐
23       ments.
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SEE ALSO

26       acos(3), asin(3), atan(3), atan2(3), cos(3), ctan(3), sin(3)
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30                                  2002-07-27                            TAN(3)
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