The complex hyperbolic cosine function is defined as:
ccosh(z) = (exp(z)+exp(−z))/2
VERSIONS
These functions first appeared in glibc in version
2.1.
CONFORMING TO
C99.
SEE ALSO
cabs(3), csinh(3), ctanh(3), complex(7)
COLOPHON
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Copyright 2002 Walter Harms (walter.harmsinformatik.uni-oldenburg.de)
Distributed under GPL