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TANH(3)			 BSD Library Functions Manual		       TANH(3)

NAME
     tanh, tanhf -- hyperbolic tangent functions

LIBRARY
     Math Library (libm, -lm)

SYNOPSIS
     #include <math.h>

     double
     tanh(double x);

     float
     tanhf(float x);

DESCRIPTION
     The tanh()	and the	tanhf()	functions compute the hyperbolic tangent of x.
     For a discussion of error due to roundoff,	see math(3).

RETURN VALUES
     The tanh()	and the	tanhf()	functions return the hyperbolic	tangent	value.

SEE ALSO
     acos(3), asin(3), atan(3),	atan2(3), cos(3), cosh(3), math(3), sin(3),
     sinh(3), tan(3)

STANDARDS
     The tanh()	function conforms to ISO/IEC 9899:1990 ("ISO C90").

BSD				  May 2, 1991				   BSD

NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUES | SEE ALSO | STANDARDS

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