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FutureBasic 5
atanh
function
Syntax:
result
=
atanh
(
expr
)
Description:
Returns the inverse hyperbolic tangent of
expr
. This is the inverse of the
tanh
function, so that
atanh
(tanh(x))
equals
x
.
atanh
returns a double-precision result.
See Also:
tanh
;
acosh
;
asinh