fact: Definition is_goal (goal : HFormula) (l:literal) : option int := match l with | POS f => if f.(id) =? goal.(id) then Some f.(id) else None | NEG _ => None end.
imports: Cdcl.PatriciaR Cdcl.KeyInt Cdcl.ReifClasses Cdcl.Lib Bool Setoid ZifyBool ZArith Uint63 Lia List Cdcl.Syntax Cdcl.Clause