Einstein's metric tensor stood at the base of General Relativity. The issue is that it has nothing to do with Physics. Ans and I discuss...
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https://t.co/kT9eowPTZL
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The folks from the 19th C -- Oersted, Ampere, Faraday, Weber, Maxwell, etc. -- had no clue about Physics. They did Mathemagix.
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https://t.co/e5gwEWa4V5
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