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- feat(set_theory/cardinal): `cardinal.to_nat` is order-preserving on finite cardinals (#12763)
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3 years ago
feat(set_theory/cardinal): `cardinal.to_nat` is order-preserving on finite cardinals (#12763) This PR proves that `cardinal.to_nat` is order-preserving on finite cardinals.
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tb65536
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2873b7ac
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