Function torch::special::polygamma

• Defined in File special.h

Function Documentation

inline Tensor torch::special::polygamma(int64_t n, const Tensor &self)

Computes the nth derivative of the digamma function on the input.

See https:://pytorch.org/docs/main/special.html#torch.special.polygamma.

Example:

auto t = torch::randn(128, dtype=kDouble);
torch::special::polygamma(2, t);