TSTP Solution File: HEN010-1 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : HEN010-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n025.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 12:57:59 EDT 2022

% Result   : Unsatisfiable 2.05s 2.26s
% Output   : Refutation 2.05s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :   12
% Syntax   : Number of clauses     :   63 (  57 unt;   0 nHn;  35 RR)
%            Number of literals    :   75 (  14 equ;  14 neg)
%            Maximal clause size   :    6 (   1 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   6 con; 0-2 aty)
%            Number of variables   :   51 (  15 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ( ~ less_e_qual(A,B)
    | quotient(A,B,zero) ),
    file('HEN010-1.p',unknown),
    [] ).

cnf(2,axiom,
    ( ~ quotient(A,B,zero)
    | less_e_qual(A,B) ),
    file('HEN010-1.p',unknown),
    [] ).

cnf(3,axiom,
    ( ~ quotient(A,B,C)
    | less_e_qual(C,A) ),
    file('HEN010-1.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ quotient(A,B,C)
    | ~ quotient(B,D,E)
    | ~ quotient(A,D,F)
    | ~ quotient(F,E,G)
    | ~ quotient(C,D,H)
    | less_e_qual(G,H) ),
    file('HEN010-1.p',unknown),
    [] ).

cnf(5,axiom,
    ( ~ less_e_qual(A,B)
    | ~ less_e_qual(B,A)
    | A = B ),
    file('HEN010-1.p',unknown),
    [] ).

cnf(7,axiom,
    idQa != idQa_Q__idQ_idQa,
    file('HEN010-1.p',unknown),
    [] ).

cnf(8,plain,
    idQa_Q__idQ_idQa != idQa,
    inference(flip,[status(thm),theory(equality)],[inference(copy,[status(thm)],[7])]),
    [iquote('copy,7,flip.1')] ).

cnf(10,axiom,
    less_e_qual(zero,A),
    file('HEN010-1.p',unknown),
    [] ).

cnf(11,axiom,
    less_e_qual(A,identity),
    file('HEN010-1.p',unknown),
    [] ).

cnf(12,axiom,
    quotient(A,B,divide(A,B)),
    file('HEN010-1.p',unknown),
    [] ).

cnf(13,axiom,
    quotient(identity,a,idQa),
    file('HEN010-1.p',unknown),
    [] ).

cnf(14,axiom,
    quotient(identity,idQa,idQ_idQa),
    file('HEN010-1.p',unknown),
    [] ).

cnf(15,axiom,
    quotient(idQa,idQ_idQa,idQa_Q__idQ_idQa),
    file('HEN010-1.p',unknown),
    [] ).

cnf(16,plain,
    quotient(zero,A,zero),
    inference(hyper,[status(thm)],[10,1]),
    [iquote('hyper,10,1')] ).

cnf(19,plain,
    quotient(A,identity,zero),
    inference(hyper,[status(thm)],[11,1]),
    [iquote('hyper,11,1')] ).

cnf(41,plain,
    less_e_qual(divide(idQ_idQa,divide(a,idQa)),divide(idQa,idQa)),
    inference(hyper,[status(thm)],[12,4,13,12,14,12]),
    [iquote('hyper,12,4,13,12,14,12')] ).

cnf(51,plain,
    less_e_qual(divide(A,B),A),
    inference(hyper,[status(thm)],[12,3]),
    [iquote('hyper,12,3')] ).

cnf(53,plain,
    ( quotient(A,B,C)
    | ~ less_e_qual(divide(A,B),C)
    | ~ less_e_qual(C,divide(A,B)) ),
    inference(para_into,[status(thm),theory(equality)],[12,5]),
    [iquote('para_into,12.1.3,5.3.1')] ).

cnf(61,plain,
    less_e_qual(divide(divide(A,idQ_idQa),idQa_Q__idQ_idQa),divide(divide(A,idQa),idQ_idQa)),
    inference(hyper,[status(thm)],[15,4,12,12,12,12]),
    [iquote('hyper,15,4,12,12,12,12')] ).

cnf(63,plain,
    less_e_qual(idQa_Q__idQ_idQa,idQa),
    inference(hyper,[status(thm)],[15,3]),
    [iquote('hyper,15,3')] ).

cnf(88,plain,
    less_e_qual(divide(divide(A,idQa),idQ_idQa),zero),
    inference(hyper,[status(thm)],[19,4,14,12,12,16]),
    [iquote('hyper,19,4,14,12,12,16')] ).

cnf(89,plain,
    less_e_qual(divide(idQa,idQa),zero),
    inference(hyper,[status(thm)],[19,4,13,13,12,16]),
    [iquote('hyper,19,4,13,13,12,16')] ).

cnf(91,plain,
    less_e_qual(divide(idQa_Q__idQ_idQa,divide(identity,idQ_idQa)),zero),
    inference(hyper,[status(thm)],[19,4,12,15,12,16]),
    [iquote('hyper,19,4,12,15,12,16')] ).

cnf(120,plain,
    quotient(divide(A,B),A,zero),
    inference(hyper,[status(thm)],[51,1]),
    [iquote('hyper,51,1')] ).

cnf(144,plain,
    divide(idQa,idQa) = zero,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[89,5,10])]),
    [iquote('hyper,89,5,10,flip.1')] ).

cnf(146,plain,
    less_e_qual(divide(idQ_idQa,divide(a,idQa)),zero),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[41]),144]),
    [iquote('back_demod,41,demod,144')] ).

cnf(218,plain,
    less_e_qual(divide(divide(A,A),zero),zero),
    inference(hyper,[status(thm)],[120,4,12,120,12,12]),
    [iquote('hyper,120,4,12,120,12,12')] ).

cnf(234,plain,
    divide(divide(A,idQa),idQ_idQa) = zero,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[88,5,10])]),
    [iquote('hyper,88,5,10,flip.1')] ).

cnf(235,plain,
    less_e_qual(divide(divide(A,idQ_idQa),idQa_Q__idQ_idQa),zero),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[61]),234]),
    [iquote('back_demod,61,demod,234')] ).

cnf(240,plain,
    divide(idQa_Q__idQ_idQa,divide(identity,idQ_idQa)) = zero,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[91,5,10])]),
    [iquote('hyper,91,5,10,flip.1')] ).

cnf(260,plain,
    divide(idQ_idQa,divide(a,idQa)) = zero,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[146,5,10])]),
    [iquote('hyper,146,5,10,flip.1')] ).

cnf(284,plain,
    divide(divide(A,A),zero) = zero,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[218,5,10])]),
    [iquote('hyper,218,5,10,flip.1')] ).

cnf(292,plain,
    quotient(divide(A,idQa),idQ_idQa,zero),
    inference(para_from,[status(thm),theory(equality)],[234,12]),
    [iquote('para_from,233.1.1,12.1.3')] ).

cnf(297,plain,
    less_e_qual(divide(A,idQa),idQ_idQa),
    inference(hyper,[status(thm)],[292,2]),
    [iquote('hyper,292,2')] ).

cnf(315,plain,
    divide(divide(A,idQ_idQa),idQa_Q__idQ_idQa) = zero,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[235,5,10])]),
    [iquote('hyper,235,5,10,flip.1')] ).

cnf(356,plain,
    quotient(idQa_Q__idQ_idQa,divide(identity,idQ_idQa),zero),
    inference(para_from,[status(thm),theory(equality)],[240,12]),
    [iquote('para_from,240.1.1,12.1.3')] ).

cnf(361,plain,
    less_e_qual(idQa_Q__idQ_idQa,divide(identity,idQ_idQa)),
    inference(hyper,[status(thm)],[356,2]),
    [iquote('hyper,356,2')] ).

cnf(388,plain,
    quotient(idQ_idQa,divide(a,idQa),zero),
    inference(para_from,[status(thm),theory(equality)],[260,12]),
    [iquote('para_from,260.1.1,12.1.3')] ).

cnf(402,plain,
    less_e_qual(idQ_idQa,divide(a,idQa)),
    inference(hyper,[status(thm)],[388,2]),
    [iquote('hyper,388,2')] ).

cnf(413,plain,
    divide(a,idQa) = idQ_idQa,
    inference(hyper,[status(thm)],[402,5,297]),
    [iquote('hyper,402,5,297')] ).

cnf(421,plain,
    quotient(idQ_idQa,a,zero),
    inference(para_from,[status(thm),theory(equality)],[413,120]),
    [iquote('para_from,413.1.1,120.1.1')] ).

cnf(440,plain,
    less_e_qual(divide(idQa,zero),divide(divide(identity,idQ_idQa),a)),
    inference(hyper,[status(thm)],[421,4,12,13,12,12]),
    [iquote('hyper,421,4,12,13,12,12')] ).

cnf(469,plain,
    quotient(divide(A,A),zero,zero),
    inference(para_from,[status(thm),theory(equality)],[284,12]),
    [iquote('para_from,284.1.1,12.1.3')] ).

cnf(478,plain,
    less_e_qual(divide(A,A),zero),
    inference(hyper,[status(thm)],[469,2]),
    [iquote('hyper,469,2')] ).

cnf(486,plain,
    divide(A,A) = zero,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[478,5,10])]),
    [iquote('hyper,478,5,10,flip.1')] ).

cnf(489,plain,
    quotient(A,A,zero),
    inference(para_from,[status(thm),theory(equality)],[486,12]),
    [iquote('para_from,486.1.1,12.1.3')] ).

cnf(490,plain,
    less_e_qual(divide(divide(A,divide(A,zero)),zero),zero),
    inference(hyper,[status(thm)],[489,4,12,16,12,12]),
    [iquote('hyper,489,4,12,16,12,12')] ).

cnf(508,plain,
    quotient(divide(A,idQ_idQa),idQa_Q__idQ_idQa,zero),
    inference(para_from,[status(thm),theory(equality)],[315,12]),
    [iquote('para_from,315.1.1,12.1.3')] ).

cnf(516,plain,
    less_e_qual(divide(A,idQ_idQa),idQa_Q__idQ_idQa),
    inference(hyper,[status(thm)],[508,2]),
    [iquote('hyper,508,2')] ).

cnf(526,plain,
    divide(identity,idQ_idQa) = idQa_Q__idQ_idQa,
    inference(flip,[status(thm),theory(equality)],[inference(hyper,[status(thm)],[516,5,361])]),
    [iquote('hyper,516,5,361,flip.1')] ).

cnf(527,plain,
    less_e_qual(divide(idQa,zero),divide(idQa_Q__idQ_idQa,a)),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[440]),526]),
    [iquote('back_demod,440,demod,526')] ).

cnf(573,plain,
    quotient(divide(idQa,zero),divide(idQa_Q__idQ_idQa,a),zero),
    inference(hyper,[status(thm)],[527,1]),
    [iquote('hyper,527,1')] ).

cnf(766,plain,
    less_e_qual(divide(divide(divide(idQa,zero),idQa_Q__idQ_idQa),zero),zero),
    inference(hyper,[status(thm)],[573,4,120,12,12,16]),
    [iquote('hyper,573,4,120,12,12,16')] ).

cnf(959,plain,
    quotient(divide(A,divide(A,zero)),zero,zero),
    inference(hyper,[status(thm)],[490,53,10]),
    [iquote('hyper,490,53,10')] ).

cnf(967,plain,
    less_e_qual(divide(A,divide(A,zero)),zero),
    inference(hyper,[status(thm)],[959,2]),
    [iquote('hyper,959,2')] ).

cnf(995,plain,
    quotient(A,divide(A,zero),zero),
    inference(hyper,[status(thm)],[967,53,10]),
    [iquote('hyper,967,53,10')] ).

cnf(1029,plain,
    less_e_qual(A,divide(A,zero)),
    inference(hyper,[status(thm)],[995,2]),
    [iquote('hyper,995,2')] ).

cnf(1050,plain,
    divide(A,zero) = A,
    inference(hyper,[status(thm)],[1029,5,51]),
    [iquote('hyper,1029,5,51')] ).

cnf(1125,plain,
    less_e_qual(divide(idQa,idQa_Q__idQ_idQa),zero),
    inference(demod,[status(thm),theory(equality)],[inference(back_demod,[status(thm)],[766]),1050,1050]),
    [iquote('back_demod,766,demod,1050,1050')] ).

cnf(1231,plain,
    quotient(idQa,idQa_Q__idQ_idQa,zero),
    inference(hyper,[status(thm)],[1125,53,10]),
    [iquote('hyper,1125,53,10')] ).

cnf(1248,plain,
    less_e_qual(idQa,idQa_Q__idQ_idQa),
    inference(hyper,[status(thm)],[1231,2]),
    [iquote('hyper,1231,2')] ).

cnf(1257,plain,
    idQa_Q__idQ_idQa = idQa,
    inference(hyper,[status(thm)],[1248,5,63]),
    [iquote('hyper,1248,5,63')] ).

cnf(1259,plain,
    $false,
    inference(binary,[status(thm)],[1257,8]),
    [iquote('binary,1257.1,8.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : HEN010-1 : TPTP v8.1.0. Released v1.0.0.
% 0.06/0.12  % Command  : otter-tptp-script %s
% 0.12/0.33  % Computer : n025.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 09:07:30 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 2.05/2.26  ----- Otter 3.3f, August 2004 -----
% 2.05/2.26  The process was started by sandbox2 on n025.cluster.edu,
% 2.05/2.26  Wed Jul 27 09:07:30 2022
% 2.05/2.26  The command was "./otter".  The process ID is 20543.
% 2.05/2.26  
% 2.05/2.26  set(prolog_style_variables).
% 2.05/2.26  set(auto).
% 2.05/2.26     dependent: set(auto1).
% 2.05/2.26     dependent: set(process_input).
% 2.05/2.26     dependent: clear(print_kept).
% 2.05/2.26     dependent: clear(print_new_demod).
% 2.05/2.26     dependent: clear(print_back_demod).
% 2.05/2.26     dependent: clear(print_back_sub).
% 2.05/2.26     dependent: set(control_memory).
% 2.05/2.26     dependent: assign(max_mem, 12000).
% 2.05/2.26     dependent: assign(pick_given_ratio, 4).
% 2.05/2.26     dependent: assign(stats_level, 1).
% 2.05/2.26     dependent: assign(max_seconds, 10800).
% 2.05/2.26  clear(print_given).
% 2.05/2.26  
% 2.05/2.26  list(usable).
% 2.05/2.26  0 [] A=A.
% 2.05/2.26  0 [] -less_e_qual(X,Y)|quotient(X,Y,zero).
% 2.05/2.26  0 [] -quotient(X,Y,zero)|less_e_qual(X,Y).
% 2.05/2.26  0 [] -quotient(X,Y,Z)|less_e_qual(Z,X).
% 2.05/2.26  0 [] -quotient(X,Y,V1)| -quotient(Y,Z,V2)| -quotient(X,Z,V3)| -quotient(V3,V2,V4)| -quotient(V1,Z,V5)|less_e_qual(V4,V5).
% 2.05/2.26  0 [] less_e_qual(zero,X).
% 2.05/2.26  0 [] -less_e_qual(X,Y)| -less_e_qual(Y,X)|X=Y.
% 2.05/2.26  0 [] less_e_qual(X,identity).
% 2.05/2.26  0 [] quotient(X,Y,divide(X,Y)).
% 2.05/2.26  0 [] -quotient(X,Y,Z)| -quotient(X,Y,W)|Z=W.
% 2.05/2.26  0 [] quotient(identity,a,idQa).
% 2.05/2.26  0 [] quotient(identity,idQa,idQ_idQa).
% 2.05/2.26  0 [] quotient(idQa,idQ_idQa,idQa_Q__idQ_idQa).
% 2.05/2.26  0 [] idQa!=idQa_Q__idQ_idQa.
% 2.05/2.26  end_of_list.
% 2.05/2.26  
% 2.05/2.26  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=6.
% 2.05/2.26  
% 2.05/2.26  This is a Horn set with equality.  The strategy will be
% 2.05/2.26  Knuth-Bendix and hyper_res, with positive clauses in
% 2.05/2.26  sos and nonpositive clauses in usable.
% 2.05/2.26  
% 2.05/2.26     dependent: set(knuth_bendix).
% 2.05/2.26     dependent: set(anl_eq).
% 2.05/2.26     dependent: set(para_from).
% 2.05/2.26     dependent: set(para_into).
% 2.05/2.26     dependent: clear(para_from_right).
% 2.05/2.26     dependent: clear(para_into_right).
% 2.05/2.26     dependent: set(para_from_vars).
% 2.05/2.26     dependent: set(eq_units_both_ways).
% 2.05/2.26     dependent: set(dynamic_demod_all).
% 2.05/2.26     dependent: set(dynamic_demod).
% 2.05/2.26     dependent: set(order_eq).
% 2.05/2.26     dependent: set(back_demod).
% 2.05/2.26     dependent: set(lrpo).
% 2.05/2.26     dependent: set(hyper_res).
% 2.05/2.26     dependent: clear(order_hyper).
% 2.05/2.26  
% 2.05/2.26  ------------> process usable:
% 2.05/2.26  ** KEPT (pick-wt=7): 1 [] -less_e_qual(A,B)|quotient(A,B,zero).
% 2.05/2.26  ** KEPT (pick-wt=7): 2 [] -quotient(A,B,zero)|less_e_qual(A,B).
% 2.05/2.26  ** KEPT (pick-wt=7): 3 [] -quotient(A,B,C)|less_e_qual(C,A).
% 2.05/2.26  ** KEPT (pick-wt=23): 4 [] -quotient(A,B,C)| -quotient(B,D,E)| -quotient(A,D,F)| -quotient(F,E,G)| -quotient(C,D,H)|less_e_qual(G,H).
% 2.05/2.26  ** KEPT (pick-wt=9): 5 [] -less_e_qual(A,B)| -less_e_qual(B,A)|A=B.
% 2.05/2.26  ** KEPT (pick-wt=11): 6 [] -quotient(A,B,C)| -quotient(A,B,D)|C=D.
% 2.05/2.26  ** KEPT (pick-wt=3): 8 [copy,7,flip.1] idQa_Q__idQ_idQa!=idQa.
% 2.05/2.26  
% 2.05/2.26  ------------> process sos:
% 2.05/2.26  ** KEPT (pick-wt=3): 9 [] A=A.
% 2.05/2.26  ** KEPT (pick-wt=3): 10 [] less_e_qual(zero,A).
% 2.05/2.26  ** KEPT (pick-wt=3): 11 [] less_e_qual(A,identity).
% 2.05/2.26  ** KEPT (pick-wt=6): 12 [] quotient(A,B,divide(A,B)).
% 2.05/2.26  ** KEPT (pick-wt=4): 13 [] quotient(identity,a,idQa).
% 2.05/2.26  ** KEPT (pick-wt=4): 14 [] quotient(identity,idQa,idQ_idQa).
% 2.05/2.26  ** KEPT (pick-wt=4): 15 [] quotient(idQa,idQ_idQa,idQa_Q__idQ_idQa).
% 2.05/2.26    Following clause subsumed by 9 during input processing: 0 [copy,9,flip.1] A=A.
% 2.05/2.26  
% 2.05/2.26  ======= end of input processing =======
% 2.05/2.26  
% 2.05/2.26  =========== start of search ===========
% 2.05/2.26  
% 2.05/2.26  -------- PROOF -------- 
% 2.05/2.26  
% 2.05/2.26  ----> UNIT CONFLICT at   0.14 sec ----> 1259 [binary,1257.1,8.1] $F.
% 2.05/2.26  
% 2.05/2.26  Length of proof is 50.  Level of proof is 18.
% 2.05/2.26  
% 2.05/2.26  ---------------- PROOF ----------------
% 2.05/2.26  % SZS status Unsatisfiable
% 2.05/2.26  % SZS output start Refutation
% See solution above
% 2.05/2.26  ------------ end of proof -------------
% 2.05/2.26  
% 2.05/2.26  
% 2.05/2.26  Search stopped by max_proofs option.
% 2.05/2.26  
% 2.05/2.26  
% 2.05/2.26  Search stopped by max_proofs option.
% 2.05/2.26  
% 2.05/2.26  ============ end of search ============
% 2.05/2.26  
% 2.05/2.26  -------------- statistics -------------
% 2.05/2.26  clauses given                138
% 2.05/2.26  clauses generated          10833
% 2.05/2.26  clauses kept                1214
% 2.05/2.26  clauses forward subsumed   10070
% 2.05/2.26  clauses back subsumed         65
% 2.05/2.26  Kbytes malloced             1953
% 2.05/2.26  
% 2.05/2.26  ----------- times (seconds) -----------
% 2.05/2.26  user CPU time          0.14          (0 hr, 0 min, 0 sec)
% 2.05/2.26  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 2.05/2.26  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 2.05/2.26  
% 2.05/2.26  That finishes the proof of the theorem.
% 2.05/2.26  
% 2.05/2.26  Process 20543 finished Wed Jul 27 09:07:32 2022
% 2.05/2.26  Otter interrupted
% 2.05/2.26  PROOF FOUND
%------------------------------------------------------------------------------