fact: Definition lattice_for_combine_production combine_production : lattice_for T -> lattice_for T -> lattice_for T := fun x y => match x, y with | ⊥, _ | _, ⊥ => ⊥ | ⊤, _ | _, ⊤ => ⊤ | constant x', constant y' => combine_production x' y' end.
imports: Coq.Sets.Ensembles Coq.Classes.Morphisms Fiat.Parsers.ContextFreeGrammar.PreNotations Fiat.Parsers.ContextFreeGrammar.Carriers Fiat.Parsers.ContextFreeGrammar.Core Fiat.Parsers.ContextFreeGrammar.Precompute Fiat.Parsers.BaseTypes Fiat.Parsers.Splitters.RDPList Fiat.Parsers.ContextFreeGrammar.Fix.Definitions Fiat.Common.List.ListMorphisms