atanh calculates the hyperbolic arctangent.
Return Value
r is the hyperbolic arctangent of m.
Parameters
m is a real or complex matrix.
Comment
Algorithm: 0.5 .* log ((1 + x) ./ (1 - x)).
0.5 .* log ((1 + x) ./ (1 - x))
See also
Overview Mathematic, tanh
id-338426
atan2
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