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patel-zeel/matrix_algebra.md

Last active November 8, 2022 08:12
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Math matrix tricks that come handy
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matrix_algebra.md

  • $\boldsymbol{a}^T I\boldsymbol{a} = \boldsymbol{a}^T\boldsymbol{a}$

  • $(ABCD...)^{-1} = ...D^{-1}C^{-1}B^{-1}A^{-1}$

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