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FutureBasic 5
tanh
function
Syntax:
result#
=
tanh
(expr)
Description:
Returns the hyperbolic tangent of
expr
where
expr
is given in radians.
tanh
always returns a double-precision result.
Note:
e
x
- e
-x
tanh
(
x
)
is defined as:
e
x
+ e
-x
See Also:
Asinh
;
Cosh
;
Sinh
;
Tan
;
Exp