HOW TO PUT ONE MATRIX UNDER ANOTHER AND MAKE IT A SINGLE MATRIX

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HEMRAJ PATEL 2021-11-30

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https://ww2.mathworks.cn/matlabcentral/answers/1599834-how-to-put-one-matrix-under-another-and-make-it-a-single-matrix

回答： DGM 2021-11-30

I HAVE MATRIX A AND B AND I HAVE TO CREATE C USING A AND B. WHAT COMMAND DO I NEED. ALSO I HAVE N NO. OF MATRIX THAT I NEED TO STICH LIKE THIS WAY.

A = [1 2 3;4 5 6;7 8 9]

B = [1 2 2;2 2 2;1 1 1]

C = [1 2 3;4 5 6;7 8 9;1 2 2;4 5 6;7 8 9]

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Answer 1

DGM 2021-11-30

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https://ww2.mathworks.cn/matlabcentral/answers/1599834-how-to-put-one-matrix-under-another-and-make-it-a-single-matrix#answer_844299

在 MATLAB Online 中打开

A = [1 2 3;4 5 6;7 8 9]
A = 3×3
     1     2     3
     4     5     6
     7     8     9
B = [1 2 2;2 2 2;1 1 1]
B = 3×3
     1     2     2
     2     2     2
     1     1     1
% concatenate
C = [A; B]
C = 6×3
     1     2     3
     4     5     6
     7     8     9
     1     2     2
     2     2     2
     1     1     1
% or 
C = cat(1,A,B)
C = 6×3
     1     2     3
     4     5     6
     7     8     9
     1     2     2
     2     2     2
     1     1     1