The trace is invariant under cyclic permutations of A,B,C. Exercise: Prove this result for the more general case of n matrices 𝐴₁, 𝐴₂, ... 𝐴𝑛.pic.twitter.com/h5cPoKzsmD
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I HATED this exercise
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It still sucks and it’s tedious and I hate indices and I hate Einstein notation Thanks for coming to me TED talk lol
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einstein notation is my savior
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