std::acosh

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Defined in header <cmath>
float       acosh( float arg );
(since C++11)
double      acosh( double arg );
(since C++11)
long double acosh( long double arg );
(since C++11)
double      acosh( Integral arg );
(since C++11)

Computes hyperbolic arc cosine of arg

Contents

[edit] Parameters

arg - floating point value

[edit] Return value

inverse hyperbolic cosine of arg

[edit] See also

(C++11)
hyperbolic arc sine
(function)
(C++11)
hyperbolic arc tangent
(function)
computes hyperbolic cosine (ch(x))
(function)
computes hyperbolic arc cosine of a complex number
(function template)

[edit] External links

Weisstein, Eric W. "Inverse Hyperbolic Cosine." From MathWorld--A Wolfram Web Resource.