tf.math.digamma

Computes Psi, the derivative of Lgamma (the log of the absolute value of

tf.math.digamma(
    x, name=None
)

Gamma(x)), element-wise.

Args:

• x: A Tensor. Must be one of the following types: bfloat16, half, float32, float64.
• name: A name for the operation (optional).

Returns:

A Tensor. Has the same type as x.