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cosh

Usage

   #include <math.h>
   double cosh(double x);

   ANSI

Description

   Calculates the hyperbolic cosine of x.

Example 

   #include <math.h>
   #include <stdio.h>
   #include <stdlib.h>


   int main()
   {
       double value = 2.5556, hycos;
       hycos = cosh(value);
       printf("Hyperbolic cosine of %f = %f\n",value,hycos);
       return EXIT_SUCCESS;
   }

Return Value

   cosh returns the hyperbolic cosine of x. HUGE_VAL is returned on
   overflow, 0 on any other error and errno is set. Error handling can be
   modified with matherr.

See Also

   acos, asin, atan, atan2, acos, matherr, sin, sinh, tan, tanh