How to create a diagonal matrix from several different size matrices

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Hello. I want to compute a diagonal matrix from several matrices with different sizes.for exampe A=diag(A1,A2,A3,...). A1, A2 and A3 are matrices with different sizes. Can any one help me plz? regards.

Risposte (1)

Stephen23
Stephen23 il 3 Feb 2019
Modificato: Stephen23 il 3 Feb 2019
It is not clear if you want those matrices to be converted to a diagonal-only matrix, or if you want a block-diagonal matrix. Here is how to generate a block-diagonal matrix:
blkdiag(A1,A2,A3,...)
or simpler:
C = {cell array of all of your matrices}
blkdiag(C{:})

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