📅  最后修改于: 2022-03-11 14:58:32.302000             🧑  作者: Mango
%Matlab thinks in Arrays, it means that the subtraction operation
%works by default between two arrays (must be of same size and
%same orientation)
A = [1 0; 2 4];
B = [5 9; 2 1];
C = A-B
C = 2×2
-4 -9
0 3