def simple_root(self, i):

        return self.basic_root(i-1, i)
Verify that the ELBO terms for ElogpZ, ElogqZ are correct
dataset/ETHPy150Open sympy/sympy/sympy/liealgebras/type_a.py/TypeA.simple_root--crossover with--dataset/ETHPy150Open daeilkim/refinery/refinery/bnpy/bnpy-dev/tests/merge/TestMathForHDPMerges.py/TestMathForHDPMerges.test_ELBO_Z_terms_are_correct_merge