Creating a matrix which contains submatrices

2020 4 13
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更新时间：2020 4 13
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So i want to create 2nX2n matrix that asks a number from user which called n.Also this matrix has 4 of n x n submatrices that element of submatrices bottom left corner consist zeros ?

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回答（1 个）

Akira Agata
Akira Agata 2020-4-13

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Assuming the submatrix is n-by-n Identity matrix, the solution would be like this:
n = input('Please enter n: ');
subMat = eye(n);
M = repmat(subMat,2,2);

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