JavaScript Editor Javascript debugger     Website design 

↑

cosh

Hyperbolic cosine (PHP 4 >= 4.0.7, PHP 5)
float cosh ( float arg )

Returns the hyperbolic cosine of arg, defined as (exp(arg) + exp(-arg))/2.

Parameters

arg

The argument to process

Return Values

The hyperbolic cosine of arg

See Also
cos()
acosh()
sinh()
cosh()


→