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Sigma character - TYPE returns 3 (function)
12-19-2023, 11:57 AM
Post: #13
Wes Loewer Offline
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RE: Sigma character - TYPE returns 3 (function)
(12-19-2023 09:05 AM)deSitter Wrote:  In physics the sigma matrices have an almost religious iconic significance because of their connection with spin 1/2. Alas I must use tau now! Thanks everyone for clarifying.

I can't help but wonder whether using σ for Σ was an accident or intentional. I have seen σ used for population standard deviation in statistics, surface density in physics, and the sum of the divisors in math, but I have I have never seen σ used for a Σ summation.
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RE: Sigma character - TYPE returns 3 (function) - Wes Loewer - 12-19-2023 11:57 AM



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