def MVdigamma(x, D):
  return digamma(x + 0.5 * (1 - np.arange(1,D+1))).sum()
Compute the first-derivative of the log of the D-dim. Gamma function
dataset/ETHPy150Open daeilkim/refinery/refinery/bnpy/bnpy-dev/bnpy/util/SpecialFuncUtil.py/MVdigamma