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Tensors, multivectors, wedge products, multilinear maps, exterior (Grassmann) algebras.

4 votes
0 answers
123 views

Space of all orthogonal $2\times2\times2$ tensors

I am trying to understand the space of all orthogonal tensors, a question asked here before but with no real solution yet found. The solutions for order-$2$ tensors are clear so thus the simplest case …
jujumumu's user avatar
  • 101
1 vote
0 answers
124 views

Space of all orthogonal partially complex $2\times2\times2$ tensors

I am trying to understand the space of all orthogonal tensors, I asked a more general version of this question here but with no solution yet found. I want to look at the simplest case first, namely a …
jujumumu's user avatar
  • 101