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Zhangir Azerbayev
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(* ========================================================================= *)
(* Basic metatheorems for FOL without and with equality. *)
(* ========================================================================= *)
(* ------------------------------------------------------------------------- *)
(* Background theories. *)
(* ------------------------------------------------------------------------- *)
needs "Library/analysis.ml";; (* Just for some "subseq" lemmas really *)
needs "Library/wo.ml";; (* Well-orders and Zorn's lemma equivalents *)
needs "Library/rstc.ml";; (* Reflexive-symmetric-transitive closures *)
needs "Examples/reduct.ml";; (* Abstract reduction relations. *)
needs "Examples/multiwf.ml";; (* Wellfoundedness of multiset ordering *)
(* ------------------------------------------------------------------------- *)
(* Model theory of first order logic. *)
(* ------------------------------------------------------------------------- *)
loadt "Logic/fol.ml";; (* Basic first order logic definitions *)
loadt "Logic/prenex.ml";; (* Prenex normal form *)
loadt "Logic/skolem.ml";; (* Skolem normal form *)
loadt "Logic/fol_prop.ml";; (* Compactness etc. for propositional case *)
loadt "Logic/canon.ml";; (* First order case via canonical models *)
loadt "Logic/herbrand.ml";; (* Refinement to ground terms *)
loadt "Logic/fole.ml";; (* First order logic with equality *)
(* ------------------------------------------------------------------------- *)
(* Completeness of resolution. *)
(* ------------------------------------------------------------------------- *)
loadt "Logic/unif.ml";; (* Unification algorithms and MGUs *)
loadt "Logic/resolution.ml";; (* Completeness of resolution *)
loadt "Logic/given.ml";; (* More refined analysis of subsumption etc. *)
loadt "Logic/linear.ml";; (* Linear refinements *)
loadt "Logic/support.ml";; (* Set-of-support tautology-free versions *)
loadt "Logic/positive.ml";; (* Positive and general semantic resolution *)
loadt "Logic/givensem.ml";; (* Adaptation of given.ml to semantic case *)
(* ------------------------------------------------------------------------- *)
(* Prolog-style backchaining (SLD resolution). *)
(* ------------------------------------------------------------------------- *)
loadt "Logic/prolog.ml";; (* Backchaining for Horn clauses *)
(* ------------------------------------------------------------------------- *)
(* Equational logic. *)
(* ------------------------------------------------------------------------- *)
loadt "Logic/birkhoff.ml";; (* Birkhoff's completeness theorem *)
loadt "Logic/trs.ml";; (* Results on simplifying convergent TRS *)
loadt "Logic/lpo.ml";; (* The lexicographic path ordering *)