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std::acosh(std::complex)

From cppreference.com
< cpp‎ | numeric‎ | complex
 
 
 
 
Defined in header <complex>
template< class T >
complex<T> acosh( const complex<T>& z );
(since C++11)

Computes complex arc hyperbolic cosine of a complex value z with branch cut at values less than 1 along the real axis.

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