pymiediff.special.pi_tau

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pymiediff.special.pi_tau#

pymiediff.special.pi_tau(n: int, mu: Tensor)#

angular functions tau and pi up to order n

calculated by recurrence relation

Parameters:

  • n (torch.Tensor or int) – order, use max(n) if a tensor.

  • mu (torch.Tensor) – cosine of the angle

Returns:

turple of both results (pi and tua)

Return type:

turple

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