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This is a subreddit devoted to discussions about quantum mechanics and experiments regarding quantum mechanics. Please Obey the reddit TOS, including provisions regarding harassment and spam, including non-monetary spam. Content should either involve math, or a discussion of a known theory with a mathematical basis. For example, a theory should either follow a Lorentz-invariant framework or be understood as a limiting case of a Lorentz-invariant system, like the Schrödinger equation.