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I don't have a complete answer, but a first step would be to think of the coordinate-free concept behind transposes, which is the adjoint: https://en.wikipedia.
by akalin 9y ago
I don't have a complete answer, but a first step would be to think of the coordinate-free concept behind transposes, which is the adjoint: https://en.wikipedia.org/wiki/Transpose#Adjoint https://en.wikipedia.org/wiki/Transpose#Adjoint
- jacobolus 9y agoYou want to start with: https://en.wikipedia.org/wiki/Covariance_and_contravariance_of_vectors https://en.wikipedia.org/wiki/Covariance_and_contravariance_...