Created on Nov 26, 2017
@author: fan
Given N Vectors,
Functions
check_length(mat)
check_length
multipl_mat_mesh(mat_one, mat_two[, …])
multipl_mat_mesh
three_mat_mesh(mat_one, mat_two, mat_three)
three_mat_mesh
two_mat_mesh(mat_one, mat_two[, …])
two_mat_mesh