Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
3452a8a2e5
This PR makes the lemma `BitVec.extractLsb'_append_eq_ite` more usable by using the "simple case" more often, and uses this simplification to make `BitVec.extractLsb'_append_eq_of_add_lt` stronger, renaming it to `BitVec.extractLsb'_append_eq_of_add_le`. |
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