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{math.cos.hyperbolic(Float $number)}
{matg.cos.hyperbolic()}
Returns the hyperbolic cosine of number
, defined as (exp(arg) + exp(-arg))/2.
Returns The hyperbolic cosine of
number
as afloat
.
https://www.php.net/manual/en/function.cosh.php
Last modified: 2021-06-07
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