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ACOSH !!!ACOSH NAME SYNOPSIS DESCRIPTION ERRORS CONFORMING TO SEE ALSO ---- !!NAME acosh - inverse hyperbolic cosine function !!SYNOPSIS __#include __ x__); __ !!DESCRIPTION The __acosh()__ function calculates the inverse hyperbolic cosine of ''x''; that is the value whose hyperbolic cosine is ''x''. If ''x'' is less than 1.0, __acosh()__ returns not-a-number (NaN) and ''errno'' is set. !!ERRORS __EDOM__ ''x'' is out of range. !!CONFORMING TO SVID 3, POSIX, BSD 4.3, ISO 9899 !!SEE ALSO asinh(3), atanh(3), cosh(3), sinh(3), tanh(3) ----
6 pages link to
acosh(3)
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Man3a
asinh(3)
atanh(3)
cosh(3)
sinh(3)
tanh(3)
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