void test_T3ch(const int &T, Tensor0< double * > &t0_1, const Tensor0< double * > &t0_2, Tensor1< double, 3 > &t1_1, const Tensor1< double, 3 > &t1_2, Tensor2< double, 3, 3 > &t2_1, const Tensor2< double, 3, 3 > &t2_2, const Tensor2< double, 3, 3 > &t2_3, Tensor2_symmetric< double, 3 > &t2s_1, const Tensor2_symmetric< double, 3 > &t2s_2, const Tensor2_symmetric< double, 3 > &t2s_3, Dg< double, 3, 3 > &t3dg_1, const Dg< double, 3, 3 > &t3dg_2, const Dg< double, 3, 3 > &t3dg_3, Christof< double, 3, 3 > &t3ch_1, const Christof< double, 3, 3 > &t3ch_2, const Christof< double, 3, 3 > &t3ch_3)