Friday, December 28, 2018

"What's a Tensor"? How to describe every point in the Universe



Dan Fleisch explains “What’s a Tensor?


Well, he says they map to the “facts of the universe”.

He starts with vectors  (or vector spaces) and build a ranking system that corresponds to how blocks in a lego set can be arranged.

Tensors can be related to quaternions, I suspect.

When I went to K.U. in the 1960s for my M.A. in math, tensors was offered as a course.

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