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FutureBasic 5
cosh
function
Syntax:
result
=
cosh
(
expr
)
Description:
Returns the hyperbolic cosine of
expr
.
cosh
returns a double-precision result.
Note:
e
x
+ e
-x
cosh
(
x
)
is:
2
See Also:
acosh
;
sinh
;
tanh
;
exp