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asinh, asinhf
[inverse hyperbolic sine]

SYNOPSIS

# include <math.h> 
double asinh(double x); 
float asinhf(float x); 

DESCRIPTION

asinh calculates the inverse hyperbolic sine of x.

asinh is defined as in the following calculation.

asinhf is identical, other than taking and returning floats.

RETURNS

asinh and asinhf return the calculated value.

COMPLIANCE

Neither asinh nor asinhf are ANSI C.