def testMultipleQ1(self):
        v1n = zpk_multiply(self.ntfs[0, 0], ([2, -1], [1, 0, 0, 0, 0]))
        v2n = zpk_multiply(self.ntfs[1, 0], ([1, 1], [0, 0], 1))
        # compute v1n/v2n and check that it is equal to -1
        res = zpk_multiply(v1n, (ds._utils._get_zpk(v2n)[1], ds._utils._get_zpk(v2n)[0], 1./ds._utils._get_zpk(v2n)[2]))
        assert int(ds.pretty_lti(res)) == -1
Test function for DS simulation with nq>1 1/2
dataset/ETHPy150Open ggventurini/python-deltasigma/deltasigma/tests/test_exampleMASH.py/testMultipleQ.testMultipleQ1