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cosh(3)                  BSD Library Functions Manual                  cosh(3)


NAME

     cosh -- hyperbolic cosine function


SYNOPSIS

     #include <math.h>

     double
     cosh(double x);

     long double
     coshl(long double x);

     float
     coshf(float x);


DESCRIPTION

     The coshf() function computes the hyperbolic cosine of x.


SPECIAL VALUES

     cosh(+-0) returns 1.

     cosh(+-infinity) returns +infinity.


SEE ALSO

     acos(3), asin(3), atan(3), atan2(3), cos(3), sin(3), sinh(3), tan(3),
     tanh(3), math(3)


STANDARDS

     The cosh() function conforms to ISO/IEC 9899:2011.

BSD                            December 11, 2006                           BSD

Mac OS X 10.9.1 - Generated Tue Jan 7 08:32:19 CST 2014
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