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cosh

float cosh( float x );

Description

Computes the hyperbolic cosine of real float value x. This functions takes a unitless number as a parameter and returns a unitless number.

Parameters

x

Value to compute.

Return value

Hyperbolic cosine.
If |x| > 89.8 (approx.), the function returns INF and signals a range error.

Library

MATH.LIB

See also

cos, acos, sin, sinh, tan, tanh