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Read more## What is a superselection rule?

follow link A superselection rule is a special limitation on what is observable in the quantum world. For example, we can never seem to observe interference from the relative phases between a…

Read more## Philosophy and Physics in the Kadison-Singer Conjecture

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Read more## Writing a book on time reversal

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Read more## Beyond the CPT theorem

go to link Virtually all known laws of physics are invariant under the CPT transformation — that is, the combined operations of Charge conjugation (C), Parity or “mirror flipping” (P), and Time reversal…

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