============================== Prover9 =============================== Prover9 (32) version June-2006B, June 2006. Process 30404 was started by zalta on mally, Fri Sep 11 17:16:00 2009 The command was "prover9.orig". ============================== end of head =========================== ============================== INPUT ================================= set(auto2). % set(auto2) -> set(auto). % set(auto) -> set(auto_inference). % set(auto_inference) -> set(predicate_elim). % set(auto_inference) -> assign(eq_defs, unfold). % set(auto) -> set(auto_limits). % set(auto_limits) -> assign(max_weight, 100). % set(auto_limits) -> assign(sos_limit, 10000). % set(auto2) -> set(fof_reduction). % set(auto2) -> assign(new_constants, 1). % set(auto2) -> assign(fold_denial_max, 3). % set(auto2) -> assign(max_weight, 200). % set(auto2) -> assign(nest_penalty, 1). % set(auto2) -> assign(skolem_penalty, 3). % set(auto2) -> assign(sk_constant_weight, 0). % set(auto2) -> assign(prop_atom_weight, 5). % set(auto2) -> set(sort_initial_sos). % set(auto2) -> assign(sos_limit, -1). % set(auto2) -> assign(lrs_ticks, 3000). % set(auto2) -> assign(max_megs, 400). % set(auto2) -> assign(stats, some). % set(auto2) -> clear(echo_input). % set(auto2) -> set(quiet). % set(auto2) -> clear(print_subproblems). % set(auto2) -> clear(print_initial_clauses). % set(auto2) -> clear(print_given). clear(fof_reduction). % formulas(sos). % not echoed (10 formulas) ============================== end of input ========================== ============================== PROCESS INITIAL CLAUSES =============== % Assigned IDs to 19 clauses. Term ordering decisions: ============================== end of process initial clauses ======== ============================== CLAUSES FOR SEARCH ==================== ============================== end of clauses for search ============= ============================== SEARCH ================================ % Starting search at 0.00 seconds. ============================== PROOF ================================= % Proof 1 at 0.00 (+ 0.00) seconds. % Length of proof is 30. % Level of proof is 7. % Maximum clause weight is 16. % Given clauses 20. 2 Proposition(c1). [clausify]. 3 PossiblyTrue(c1). [clausify]. 4 - World(x) | - TrueIn(c1,x). [clausify]. 5 - WorldAt(x,y) | Object(x). [clausify]. 7 - PossiblyTrue(x) | Point(f2(x)). [clausify]. 9 World(x) | - WorldAt(x,W). [clausify]. 11 - Point(x) | ActualAt(f1(x),x). [clausify]. 12 - PossiblyTrue(x) | True(x,f2(x)). [clausify]. 15 TrueIn(x,y) | - TrueInAt(x,y,W). [clausify]. 16 - Object(x) | - Point(y) | - WorldAt(x,y) | - Point(z) | WorldAt(x,z). [clausify]. 17 - Object(x) | - Proposition(y) | - Point(z) | - TrueInAt(y,x,z) | - Point(u) | TrueInAt(y,x,u). [clausify]. 19 - Object(x) | - Point(y) | - WorldAt(x,y) | - ActualAt(x,y) | - Proposition(z) | TrueInAt(z,x,y) | - True(z,y). [clausify]. 20 - Object(x) | - Point(y) | - TrueInAt(c1,x,y) | - Point(z) | TrueInAt(c1,x,z). [resolve(17,b,2,a)]. 22 - Object(x) | - Point(y) | - WorldAt(x,y) | - ActualAt(x,y) | TrueInAt(c1,x,y) | - True(c1,y). [resolve(19,e,2,a)]. 27 - WorldAt(x,W) | - TrueIn(c1,x). [resolve(9,a,4,a)]. 31 - Point(x) | - WorldAt(y,x) | - ActualAt(y,x) | TrueInAt(c1,y,x) | - True(c1,x) | - WorldAt(y,z). [resolve(22,a,5,b)]. 33 - Point(x) | - WorldAt(f1(x),x) | TrueInAt(c1,f1(x),x) | - True(c1,x) | - WorldAt(f1(x),y) | - Point(x). [resolve(31,c,11,b)]. 35 Point(W). [clausify]. 37 - Point(x) | WorldAt(f1(x),x). [clausify]. 38 Point(f2(c1)). [resolve(7,a,3,a)]. 39 True(c1,f2(c1)). [resolve(12,a,3,a)]. 42 - Point(x) | - WorldAt(y,x) | - Point(z) | WorldAt(y,z) | - WorldAt(y,u). [resolve(16,a,5,b)]. 43 - Point(x) | - TrueInAt(c1,y,x) | - Point(z) | TrueInAt(c1,y,z) | - WorldAt(y,u). [resolve(20,a,5,b)]. 45 - Point(x) | - WorldAt(f1(x),x) | TrueInAt(c1,f1(x),x) | - True(c1,x) | - WorldAt(f1(x),y). [copy(33),merge(f)]. 46 - WorldAt(x,W) | - TrueInAt(c1,x,W). [resolve(27,b,15,a)]. 48 WorldAt(f1(f2(c1)),f2(c1)). [ur(37,a,38,a)]. 57 TrueInAt(c1,f1(f2(c1)),f2(c1)). [ur(45,a,38,a,b,48,a,d,39,a,e,48,a)]. 58 WorldAt(f1(f2(c1)),W). [ur(42,a,38,a,b,48,a,c,35,a,e,48,a)]. 59 TrueInAt(c1,f1(f2(c1)),W). [ur(43,a,38,a,b,57,a,c,35,a,e,48,a)]. 60 $F. [resolve(58,a,46,a),unit_del(a,59)]. ============================== end of proof ========================== ============================== STATISTICS ============================ Given=20. Generated=64. Kept=25. proofs=1. Usable=20. Sos=4. Demods=0. Denials=0. Limbo=0, Disabled=35. Hints=0. Megabytes=0.05. User_CPU=0.00, System_CPU=0.00, Wall_clock=0. ============================== end of statistics ===================== ============================== end of search ========================= THEOREM PROVED Exiting with 1 proof. Process 30404 exit (max_proofs) Fri Sep 11 17:16:00 2009