When I multiply two numpy arrays of sizes (n x n)*(n x 1), I get a matrix of size (n x n). Following normal matrix multiplication rules, an (n x 1) vector ... ... <看更多>
Search
Search
When I multiply two numpy arrays of sizes (n x n)*(n x 1), I get a matrix of size (n x n). Following normal matrix multiplication rules, an (n x 1) vector ... ... <看更多>
PEP 465 introduced the @ infix operator that is designated to be used for matrix multiplication. The acceptance and implementation of this ... ... <看更多>
It looks like when np.multiply is passed an ndarray objects it first tries to do matrix multiplication on them, if this fails due to a ... ... <看更多>
It works for me. >>> import numpy as np >>> dx = np.matrix([[ 1.6, 3.6, 0.4, 14.4, 25.6], ... [10. , 10. , 0.4, 14.4, 3.6], . ... <看更多>