true
If this preprocessor symbol is true (1),
and
x
is an AD type,
this is an atomic operation
.
false
If this preprocessor symbol is false (0),
CppAD uses the representation
@[@
\R{atanh} (x) = \frac{1}{2} \log \left( \frac{1 + x}{1 - x} \right)
@]@
to compute this function.
Example
The file
atanh.cpp
contains an example and test of this function.
It returns true if it succeeds and false otherwise.
Input File: cppad/core/atanh.hpp