pymiediff.special.psi_torch#
- pymiediff.special.psi_torch(n: Tensor, z: Tensor, **kwargs)#
Riccati-Bessel Function of the first kind
return Ricatti Bessel as well as its derivative
- Parameters:
n (torch.Tensor) – integer order
z (torch.Tensor) – complex argument
- Returns:
direct result and derivative
- Return type:
torch.Tensor, torch.Tensor