Solved
Is there a way to expand matrix with submatrices inside to single regular matrix?
I have this k_1 matrix

is there a way to expand this matrix to 6 by 6?
I have this k_1 matrix

is there a way to expand this matrix to 6 by 6?
Like this perhaps:

This was done in MC15, but I expect it will work in Prime as well.
Alan
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