TSTP Solution File: RNG006-3 by Otter---3.3
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%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : RNG006-3 : TPTP v8.1.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n023.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Wed Jul 27 13:12:01 EDT 2022
% Result : Unsatisfiable 1.94s 2.19s
% Output : Refutation 1.94s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 17
% Syntax : Number of clauses : 31 ( 24 unt; 0 nHn; 22 RR)
% Number of literals : 50 ( 7 equ; 20 neg)
% Maximal clause size : 5 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 4 ( 2 usr; 1 prp; 0-3 aty)
% Number of functors : 11 ( 11 usr; 8 con; 0-2 aty)
% Number of variables : 49 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
( ~ sum(A,B,C)
| ~ sum(B,D,E)
| ~ sum(C,D,F)
| sum(A,E,F) ),
file('RNG006-3.p',unknown),
[] ).
cnf(2,axiom,
( ~ sum(A,B,C)
| ~ sum(B,D,E)
| ~ sum(A,E,F)
| sum(C,D,F) ),
file('RNG006-3.p',unknown),
[] ).
cnf(3,axiom,
( ~ sum(A,B,C)
| sum(B,A,C) ),
file('RNG006-3.p',unknown),
[] ).
cnf(6,axiom,
( ~ product(A,B,C)
| ~ product(A,D,E)
| ~ sum(B,D,F)
| ~ product(A,F,G)
| sum(C,E,G) ),
file('RNG006-3.p',unknown),
[] ).
cnf(7,axiom,
( ~ product(A,B,C)
| ~ product(A,D,E)
| ~ sum(B,D,F)
| ~ sum(C,E,G)
| product(A,F,G) ),
file('RNG006-3.p',unknown),
[] ).
cnf(10,axiom,
( ~ sum(A,B,C)
| ~ sum(A,B,D)
| C = D ),
file('RNG006-3.p',unknown),
[] ).
cnf(11,axiom,
( ~ product(A,B,C)
| ~ product(A,B,D)
| C = D ),
file('RNG006-3.p',unknown),
[] ).
cnf(12,axiom,
~ product(a,bS_Ic,aPb_S_IaPc),
file('RNG006-3.p',unknown),
[] ).
cnf(14,axiom,
sum(additive_identity,A,A),
file('RNG006-3.p',unknown),
[] ).
cnf(15,axiom,
sum(A,additive_identity,A),
file('RNG006-3.p',unknown),
[] ).
cnf(16,axiom,
product(A,B,multiply(A,B)),
file('RNG006-3.p',unknown),
[] ).
cnf(17,axiom,
sum(A,B,add(A,B)),
file('RNG006-3.p',unknown),
[] ).
cnf(18,axiom,
sum(additive_inverse(A),A,additive_identity),
file('RNG006-3.p',unknown),
[] ).
cnf(20,axiom,
sum(b,additive_inverse(c),bS_Ic),
file('RNG006-3.p',unknown),
[] ).
cnf(21,axiom,
product(a,b,aPb),
file('RNG006-3.p',unknown),
[] ).
cnf(22,axiom,
product(a,c,aPc),
file('RNG006-3.p',unknown),
[] ).
cnf(23,axiom,
sum(aPb,additive_inverse(aPc),aPb_S_IaPc),
file('RNG006-3.p',unknown),
[] ).
cnf(41,plain,
multiply(a,c) = aPc,
inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[16,11,22])]),
[iquote('hyper,16,11,22,flip.1')] ).
cnf(50,plain,
sum(aPc,multiply(a,additive_identity),aPc),
inference(demod,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[16,6,22,16,15]),41]),
[iquote('hyper,16,6,22,16,15,demod,41')] ).
cnf(101,plain,
sum(bS_Ic,c,b),
inference(hyper,[status(thm)],[20,2,18,15]),
[iquote('hyper,20,2,18,15')] ).
cnf(116,plain,
add(additive_inverse(A),A) = additive_identity,
inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[17,10,18])]),
[iquote('hyper,17,10,18,flip.1')] ).
cnf(118,plain,
add(A,additive_identity) = A,
inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[17,10,15])]),
[iquote('hyper,17,10,15,flip.1')] ).
cnf(120,plain,
add(additive_identity,A) = A,
inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[17,10,14])]),
[iquote('hyper,17,10,14,flip.1')] ).
cnf(180,plain,
sum(A,B,add(B,A)),
inference(hyper,[status(thm)],[17,3]),
[iquote('hyper,17,3')] ).
cnf(210,plain,
sum(multiply(a,bS_Ic),aPc,aPb),
inference(hyper,[status(thm)],[101,6,16,22,21]),
[iquote('hyper,101,6,16,22,21')] ).
cnf(659,plain,
sum(additive_identity,multiply(a,additive_identity),additive_identity),
inference(hyper,[status(thm)],[50,2,18,18]),
[iquote('hyper,50,2,18,18')] ).
cnf(1241,plain,
sum(multiply(a,bS_Ic),additive_identity,aPb_S_IaPc),
inference(demod,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[210,1,180,23]),116]),
[iquote('hyper,210,1,180,23,demod,116')] ).
cnf(1886,plain,
multiply(a,additive_identity) = additive_identity,
inference(demod,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[659,10,180]),118]),
[iquote('hyper,659,10,180,demod,118')] ).
cnf(1896,plain,
product(a,additive_identity,additive_identity),
inference(para_from,[status(thm),theory(equality)],[1886,16]),
[iquote('para_from,1886.1.1,16.1.3')] ).
cnf(1928,plain,
product(a,bS_Ic,aPb_S_IaPc),
inference(demod,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[1241,7,16,1896,180]),120]),
[iquote('hyper,1241,7,16,1896,180,demod,120')] ).
cnf(1929,plain,
$false,
inference(binary,[status(thm)],[1928,12]),
[iquote('binary,1928.1,12.1')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12 % Problem : RNG006-3 : TPTP v8.1.0. Released v1.0.0.
% 0.11/0.12 % Command : otter-tptp-script %s
% 0.12/0.33 % Computer : n023.cluster.edu
% 0.12/0.33 % Model : x86_64 x86_64
% 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33 % Memory : 8042.1875MB
% 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33 % CPULimit : 300
% 0.12/0.33 % WCLimit : 300
% 0.12/0.33 % DateTime : Wed Jul 27 02:37:18 EDT 2022
% 0.12/0.33 % CPUTime :
% 1.85/2.06 ----- Otter 3.3f, August 2004 -----
% 1.85/2.06 The process was started by sandbox2 on n023.cluster.edu,
% 1.85/2.06 Wed Jul 27 02:37:18 2022
% 1.85/2.06 The command was "./otter". The process ID is 20520.
% 1.85/2.06
% 1.85/2.06 set(prolog_style_variables).
% 1.85/2.06 set(auto).
% 1.85/2.06 dependent: set(auto1).
% 1.85/2.06 dependent: set(process_input).
% 1.85/2.06 dependent: clear(print_kept).
% 1.85/2.06 dependent: clear(print_new_demod).
% 1.85/2.06 dependent: clear(print_back_demod).
% 1.85/2.06 dependent: clear(print_back_sub).
% 1.85/2.06 dependent: set(control_memory).
% 1.85/2.06 dependent: assign(max_mem, 12000).
% 1.85/2.06 dependent: assign(pick_given_ratio, 4).
% 1.85/2.06 dependent: assign(stats_level, 1).
% 1.85/2.06 dependent: assign(max_seconds, 10800).
% 1.85/2.06 clear(print_given).
% 1.85/2.06
% 1.85/2.06 list(usable).
% 1.85/2.06 0 [] A=A.
% 1.85/2.06 0 [] sum(additive_identity,X,X).
% 1.85/2.06 0 [] sum(X,additive_identity,X).
% 1.85/2.06 0 [] product(X,Y,multiply(X,Y)).
% 1.85/2.06 0 [] sum(X,Y,add(X,Y)).
% 1.85/2.06 0 [] sum(additive_inverse(X),X,additive_identity).
% 1.85/2.06 0 [] sum(X,additive_inverse(X),additive_identity).
% 1.85/2.06 0 [] -sum(X,Y,U)| -sum(Y,Z,V)| -sum(U,Z,W)|sum(X,V,W).
% 1.85/2.06 0 [] -sum(X,Y,U)| -sum(Y,Z,V)| -sum(X,V,W)|sum(U,Z,W).
% 1.85/2.06 0 [] -sum(X,Y,Z)|sum(Y,X,Z).
% 1.85/2.06 0 [] -product(X,Y,U)| -product(Y,Z,V)| -product(U,Z,W)|product(X,V,W).
% 1.85/2.06 0 [] -product(X,Y,U)| -product(Y,Z,V)| -product(X,V,W)|product(U,Z,W).
% 1.85/2.06 0 [] -product(X,Y,V1)| -product(X,Z,V2)| -sum(Y,Z,V3)| -product(X,V3,V4)|sum(V1,V2,V4).
% 1.85/2.06 0 [] -product(X,Y,V1)| -product(X,Z,V2)| -sum(Y,Z,V3)| -sum(V1,V2,V4)|product(X,V3,V4).
% 1.85/2.06 0 [] -product(Y,X,V1)| -product(Z,X,V2)| -sum(Y,Z,V3)| -product(V3,X,V4)|sum(V1,V2,V4).
% 1.85/2.06 0 [] -product(Y,X,V1)| -product(Z,X,V2)| -sum(Y,Z,V3)| -sum(V1,V2,V4)|product(V3,X,V4).
% 1.85/2.06 0 [] -sum(X,Y,U)| -sum(X,Y,V)|U=V.
% 1.85/2.06 0 [] -product(X,Y,U)| -product(X,Y,V)|U=V.
% 1.85/2.06 0 [] sum(b,additive_inverse(c),bS_Ic).
% 1.85/2.06 0 [] product(a,b,aPb).
% 1.85/2.06 0 [] product(a,c,aPc).
% 1.85/2.06 0 [] sum(aPb,additive_inverse(aPc),aPb_S_IaPc).
% 1.85/2.06 0 [] -product(a,bS_Ic,aPb_S_IaPc).
% 1.85/2.06 end_of_list.
% 1.85/2.06
% 1.85/2.06 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=5.
% 1.85/2.06
% 1.85/2.06 This is a Horn set with equality. The strategy will be
% 1.85/2.06 Knuth-Bendix and hyper_res, with positive clauses in
% 1.85/2.06 sos and nonpositive clauses in usable.
% 1.85/2.06
% 1.85/2.06 dependent: set(knuth_bendix).
% 1.85/2.06 dependent: set(anl_eq).
% 1.85/2.06 dependent: set(para_from).
% 1.85/2.06 dependent: set(para_into).
% 1.85/2.06 dependent: clear(para_from_right).
% 1.85/2.06 dependent: clear(para_into_right).
% 1.85/2.06 dependent: set(para_from_vars).
% 1.85/2.06 dependent: set(eq_units_both_ways).
% 1.85/2.06 dependent: set(dynamic_demod_all).
% 1.85/2.06 dependent: set(dynamic_demod).
% 1.85/2.06 dependent: set(order_eq).
% 1.85/2.06 dependent: set(back_demod).
% 1.85/2.06 dependent: set(lrpo).
% 1.85/2.06 dependent: set(hyper_res).
% 1.85/2.06 dependent: clear(order_hyper).
% 1.85/2.06
% 1.85/2.06 ------------> process usable:
% 1.85/2.06 ** KEPT (pick-wt=16): 1 [] -sum(A,B,C)| -sum(B,D,E)| -sum(C,D,F)|sum(A,E,F).
% 1.85/2.06 ** KEPT (pick-wt=16): 2 [] -sum(A,B,C)| -sum(B,D,E)| -sum(A,E,F)|sum(C,D,F).
% 1.85/2.06 ** KEPT (pick-wt=8): 3 [] -sum(A,B,C)|sum(B,A,C).
% 1.85/2.06 ** KEPT (pick-wt=16): 4 [] -product(A,B,C)| -product(B,D,E)| -product(C,D,F)|product(A,E,F).
% 1.85/2.06 ** KEPT (pick-wt=16): 5 [] -product(A,B,C)| -product(B,D,E)| -product(A,E,F)|product(C,D,F).
% 1.85/2.06 ** KEPT (pick-wt=20): 6 [] -product(A,B,C)| -product(A,D,E)| -sum(B,D,F)| -product(A,F,G)|sum(C,E,G).
% 1.85/2.06 ** KEPT (pick-wt=20): 7 [] -product(A,B,C)| -product(A,D,E)| -sum(B,D,F)| -sum(C,E,G)|product(A,F,G).
% 1.85/2.06 ** KEPT (pick-wt=20): 8 [] -product(A,B,C)| -product(D,B,E)| -sum(A,D,F)| -product(F,B,G)|sum(C,E,G).
% 1.85/2.06 ** KEPT (pick-wt=20): 9 [] -product(A,B,C)| -product(D,B,E)| -sum(A,D,F)| -sum(C,E,G)|product(F,B,G).
% 1.85/2.06 ** KEPT (pick-wt=11): 10 [] -sum(A,B,C)| -sum(A,B,D)|C=D.
% 1.85/2.06 ** KEPT (pick-wt=11): 11 [] -product(A,B,C)| -product(A,B,D)|C=D.
% 1.85/2.06 ** KEPT (pick-wt=4): 12 [] -product(a,bS_Ic,aPb_S_IaPc).
% 1.85/2.06
% 1.85/2.06 ------------> process sos:
% 1.85/2.06 ** KEPT (pick-wt=3): 13 [] A=A.
% 1.85/2.06 ** KEPT (pick-wt=4): 14 [] sum(additive_identity,A,A).
% 1.85/2.06 ** KEPT (pick-wt=4): 15 [] sum(A,additive_identity,A).
% 1.85/2.06 ** KEPT (pick-wt=6): 16 [] product(A,B,multiply(A,B)).
% 1.85/2.06 ** KEPT (pick-wt=6): 17 [] sum(A,B,add(A,B)).
% 1.85/2.06 ** KEPT (pick-wt=5): 18 [] sum(additive_inverse(A),A,additive_identity).
% 1.85/2.06 ** KEPT (pick-wt=5): 19 [] sum(A,additive_inverse(A),additive_identity).
% 1.85/2.06 ** KEPT (pick-wt=5): 20 [] sum(b,additive_inverse(c),bS_Ic).
% 1.85/2.06 ** KEPT (pick-wt=4): 21 [] product(a,b,aPb).
% 1.85/2.06 ** KEPT (pick-wt=4): 22 [] product(a,c,aPc).
% 1.85/2.06 ** KEPT (pick-wt=5): 23 [] sum(aPb,additive_inverse(aPc),aPb_S_IaPc).
% 1.94/2.19 Following clause subsumed by 13 during input processing: 0 [copy,13,flip.1] A=A.
% 1.94/2.19
% 1.94/2.19 ======= end of input processing =======
% 1.94/2.19
% 1.94/2.19 =========== start of search ===========
% 1.94/2.19
% 1.94/2.19 -------- PROOF --------
% 1.94/2.19
% 1.94/2.19 ----> UNIT CONFLICT at 0.13 sec ----> 1929 [binary,1928.1,12.1] $F.
% 1.94/2.19
% 1.94/2.19 Length of proof is 13. Level of proof is 6.
% 1.94/2.19
% 1.94/2.19 ---------------- PROOF ----------------
% 1.94/2.19 % SZS status Unsatisfiable
% 1.94/2.19 % SZS output start Refutation
% See solution above
% 1.94/2.19 ------------ end of proof -------------
% 1.94/2.19
% 1.94/2.19
% 1.94/2.19 Search stopped by max_proofs option.
% 1.94/2.19
% 1.94/2.19
% 1.94/2.19 Search stopped by max_proofs option.
% 1.94/2.19
% 1.94/2.19 ============ end of search ============
% 1.94/2.19
% 1.94/2.19 -------------- statistics -------------
% 1.94/2.19 clauses given 78
% 1.94/2.19 clauses generated 5615
% 1.94/2.19 clauses kept 1876
% 1.94/2.19 clauses forward subsumed 4659
% 1.94/2.19 clauses back subsumed 29
% 1.94/2.19 Kbytes malloced 3906
% 1.94/2.19
% 1.94/2.19 ----------- times (seconds) -----------
% 1.94/2.19 user CPU time 0.13 (0 hr, 0 min, 0 sec)
% 1.94/2.19 system CPU time 0.00 (0 hr, 0 min, 0 sec)
% 1.94/2.19 wall-clock time 2 (0 hr, 0 min, 2 sec)
% 1.94/2.19
% 1.94/2.19 That finishes the proof of the theorem.
% 1.94/2.19
% 1.94/2.19 Process 20520 finished Wed Jul 27 02:37:20 2022
% 1.94/2.19 Otter interrupted
% 1.94/2.19 PROOF FOUND
%------------------------------------------------------------------------------