More importantly, matrix logarithms only exist for square matrices. | Hacker News

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		adgjlsfhk1 on Sept 1, 2021 \| parent \| context \| favorite \| on: Multiplying Matrices Without Multiplying More importantly, matrix logarithms only exist for square matrices.

xyzzyz on Sept 1, 2021 [–]

That’s not that big of a problem, as you can easily reduce the problem of multiplication of rectangular matrices to multiplication of square ones.

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