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Roger Penrose (the famous mathematician) has been saying the same thing for a couple of decades (going even further than that, check out Penrose diagrams).
by krastanov 8y ago
Roger Penrose (the famous mathematician) has been saying the same thing for a couple of decades (going even further than that, check out Penrose diagrams).
- jesuslop 8y agoAnd Penrose diagrams (tensor networks) became a prominent example of String Diagram in the monoidal category of vector spaces over a field.
- cdavid 8y agoI am interested: do you have a reference that shows this through examples ? In my grad school years, I was always dissatisfied by matrix calculus notations