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Mathlib v3 is deprecated.
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Theorem
order_iso.bdd_below_preimage
Modification history
2021-08-03 17:55
src/order/galois_connection.lean
feat(algebra/bounds): a few lemmas like `bdd_above (-s) ↔ bdd_below s` (#8522)
Added
order_iso.bdd_below_preimage
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