Tensors are like 200 years old in mathematics. Gauss talked about Tensors.
What was new was not tensors. It was the representation in SU of mesons for photon-photon collisions. But even saying that is skimming the surface. I can't read beyond the knowledge gap.
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What was new was not tensors. It was the representation in SU of mesons for photon-photon collisions. But even saying that is skimming the surface. I can't read beyond the knowledge gap.