emmmm, i not find the funcation can implentment the matrix multiply like np.matmul........

[panda66666666]

[kaigu1997]

xt::linalg::dot do the work. See https://xtensor-blas.readthedocs.io/en/stable/reference.html#_CPPv4I00EN2xt6linalg3dotEDaRK11xexpressionI1TERK11xexpressionI1OE

If both t and o ar 2D matrices, computes the matrix-product.