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Theorem is_atom_iff_is_coatom_dual

Modification history

2021-01-25 05:26
src/order/atoms.lean
feat(order/atoms): define (co)atomic, (co)atomistic lattices (#5588) …
Deleted is_atom_iff_is_coatom_dualView on Github →
2020-12-29 07:47
src/order/atoms.lean
feat(order/bounded_lattice): define atoms, coatoms, and simple lattices (#5471) …
Added is_atom_iff_is_coatom_dualView on Github →