1 @ operator restricted to three canonical contraction forms; all others require contract(...) 7.3, 6.7, 11.6 Tensor Language Specification (TLS) defines a mathematical language in which the primitive ...
1. Introduction: Why MPI for Tensor Contractions? In MPS (Matrix Product State) algorithms like DMRG and CheMPS, the computational bottleneck is tensor contraction — multiplying tensors with 3-5 ...