fact: Definition unit_or (r: HFormula) := match r.(elt) with | _ => (POS r:: nil) end.
imports: Cdcl.PatriciaR Cdcl.KeyInt Cdcl.ReifClasses Cdcl.Lib Bool Setoid ZifyBool ZArith Uint63 Lia List Cdcl.Syntax Cdcl.Clause