//clika-runtime/io.clika.runtime/Ops/atanh
atanh
[common]
fun atanh(input: Tensor): Tensor
atanh(input: Tensor): the atanh operator. Elementwise inverse hyperbolic tangent. Inputs outside (-1, 1) produce NaN / ±inf. Value-domain violations follow IEEE semantics (NaN / ±inf in the result), never an error.