TSTP Solution File: ANA044-2 by Otter---3.3

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Otter---3.3
% Problem  : ANA044-2 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : otter-tptp-script %s

% Computer : n018.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 12:46:48 EDT 2022

% Result   : Unsatisfiable 1.58s 1.78s
% Output   : Refutation 1.58s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   14 (  10 unt;   0 nHn;  10 RR)
%            Number of literals    :   21 (   4 equ;   9 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-3 aty)
%            Number of functors    :    9 (   9 usr;   4 con; 0-3 aty)
%            Number of variables   :   16 (   6 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    c_times(v_l(v_x,v_xa),v_h(v_k(v_x,v_xa)),t_b) != c_HOL_Oabs(c_times(v_l(v_x,v_xa),v_h(v_k(v_x,v_xa)),t_b),t_b),
    file('ANA044-2.p',unknown),
    [] ).

cnf(2,plain,
    c_HOL_Oabs(c_times(v_l(v_x,v_xa),v_h(v_k(v_x,v_xa)),t_b),t_b) != c_times(v_l(v_x,v_xa),v_h(v_k(v_x,v_xa)),t_b),
    inference(flip,[status(thm),theory(equality)],[inference(copy,[status(thm)],[1])]),
    [iquote('copy,1,flip.1')] ).

cnf(3,axiom,
    ( ~ class_OrderedGroup_Olordered__ab__group__abs(A)
    | ~ c_lesse_quals(c_0,B,A)
    | c_HOL_Oabs(B,A) = B ),
    file('ANA044-2.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ class_Ring__and__Field_Opordered__cancel__semiring(A)
    | ~ c_lesse_quals(c_0,B,A)
    | ~ c_lesse_quals(c_0,C,A)
    | c_lesse_quals(c_0,c_times(C,B,A),A) ),
    file('ANA044-2.p',unknown),
    [] ).

cnf(5,axiom,
    ( ~ class_Ring__and__Field_Oordered__idom(A)
    | class_Ring__and__Field_Opordered__cancel__semiring(A) ),
    file('ANA044-2.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ class_Ring__and__Field_Oordered__idom(A)
    | class_OrderedGroup_Olordered__ab__group__abs(A) ),
    file('ANA044-2.p',unknown),
    [] ).

cnf(8,axiom,
    c_lesse_quals(c_0,v_l(A,B),t_b),
    file('ANA044-2.p',unknown),
    [] ).

cnf(9,axiom,
    c_lesse_quals(c_0,v_h(A),t_b),
    file('ANA044-2.p',unknown),
    [] ).

cnf(10,axiom,
    class_Ring__and__Field_Oordered__idom(t_b),
    file('ANA044-2.p',unknown),
    [] ).

cnf(11,plain,
    class_OrderedGroup_Olordered__ab__group__abs(t_b),
    inference(hyper,[status(thm)],[10,6]),
    [iquote('hyper,10,6')] ).

cnf(12,plain,
    class_Ring__and__Field_Opordered__cancel__semiring(t_b),
    inference(hyper,[status(thm)],[10,5]),
    [iquote('hyper,10,5')] ).

cnf(16,plain,
    c_lesse_quals(c_0,c_times(v_l(A,B),v_h(C),t_b),t_b),
    inference(hyper,[status(thm)],[8,4,12,9]),
    [iquote('hyper,8,4,12,9')] ).

cnf(35,plain,
    c_HOL_Oabs(c_times(v_l(A,B),v_h(C),t_b),t_b) = c_times(v_l(A,B),v_h(C),t_b),
    inference(hyper,[status(thm)],[16,3,11]),
    [iquote('hyper,16,3,11')] ).

cnf(37,plain,
    $false,
    inference(binary,[status(thm)],[35,2]),
    [iquote('binary,35.1,2.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : ANA044-2 : TPTP v8.1.0. Released v3.2.0.
% 0.11/0.13  % Command  : otter-tptp-script %s
% 0.12/0.34  % Computer : n018.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Wed Jul 27 10:06:01 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 1.58/1.78  ----- Otter 3.3f, August 2004 -----
% 1.58/1.78  The process was started by sandbox2 on n018.cluster.edu,
% 1.58/1.78  Wed Jul 27 10:06:01 2022
% 1.58/1.78  The command was "./otter".  The process ID is 18077.
% 1.58/1.78  
% 1.58/1.78  set(prolog_style_variables).
% 1.58/1.78  set(auto).
% 1.58/1.78     dependent: set(auto1).
% 1.58/1.78     dependent: set(process_input).
% 1.58/1.78     dependent: clear(print_kept).
% 1.58/1.78     dependent: clear(print_new_demod).
% 1.58/1.78     dependent: clear(print_back_demod).
% 1.58/1.78     dependent: clear(print_back_sub).
% 1.58/1.78     dependent: set(control_memory).
% 1.58/1.78     dependent: assign(max_mem, 12000).
% 1.58/1.78     dependent: assign(pick_given_ratio, 4).
% 1.58/1.78     dependent: assign(stats_level, 1).
% 1.58/1.78     dependent: assign(max_seconds, 10800).
% 1.58/1.78  clear(print_given).
% 1.58/1.78  
% 1.58/1.78  list(usable).
% 1.58/1.78  0 [] A=A.
% 1.58/1.78  0 [] c_lesse_quals(c_0,v_l(V_U,V_V),t_b).
% 1.58/1.78  0 [] c_lesse_quals(c_0,v_h(V_U),t_b).
% 1.58/1.78  0 [] c_times(v_l(v_x,v_xa),v_h(v_k(v_x,v_xa)),t_b)!=c_HOL_Oabs(c_times(v_l(v_x,v_xa),v_h(v_k(v_x,v_xa)),t_b),t_b).
% 1.58/1.78  0 [] class_Ring__and__Field_Oordered__idom(t_b).
% 1.58/1.78  0 [] -class_OrderedGroup_Olordered__ab__group__abs(T_a)| -c_lesse_quals(c_0,V_y,T_a)|c_HOL_Oabs(V_y,T_a)=V_y.
% 1.58/1.78  0 [] -class_Ring__and__Field_Opordered__cancel__semiring(T_a)| -c_lesse_quals(c_0,V_b,T_a)| -c_lesse_quals(c_0,V_a,T_a)|c_lesse_quals(c_0,c_times(V_a,V_b,T_a),T_a).
% 1.58/1.78  0 [] -class_Ring__and__Field_Oordered__idom(T)|class_Ring__and__Field_Opordered__cancel__semiring(T).
% 1.58/1.78  0 [] -class_Ring__and__Field_Oordered__idom(T)|class_OrderedGroup_Olordered__ab__group__abs(T).
% 1.58/1.78  end_of_list.
% 1.58/1.78  
% 1.58/1.78  SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=4.
% 1.58/1.78  
% 1.58/1.78  This is a Horn set with equality.  The strategy will be
% 1.58/1.78  Knuth-Bendix and hyper_res, with positive clauses in
% 1.58/1.78  sos and nonpositive clauses in usable.
% 1.58/1.78  
% 1.58/1.78     dependent: set(knuth_bendix).
% 1.58/1.78     dependent: set(anl_eq).
% 1.58/1.78     dependent: set(para_from).
% 1.58/1.78     dependent: set(para_into).
% 1.58/1.78     dependent: clear(para_from_right).
% 1.58/1.78     dependent: clear(para_into_right).
% 1.58/1.78     dependent: set(para_from_vars).
% 1.58/1.78     dependent: set(eq_units_both_ways).
% 1.58/1.78     dependent: set(dynamic_demod_all).
% 1.58/1.78     dependent: set(dynamic_demod).
% 1.58/1.78     dependent: set(order_eq).
% 1.58/1.78     dependent: set(back_demod).
% 1.58/1.78     dependent: set(lrpo).
% 1.58/1.78     dependent: set(hyper_res).
% 1.58/1.78     dependent: clear(order_hyper).
% 1.58/1.78  
% 1.58/1.78  ------------> process usable:
% 1.58/1.78  ** KEPT (pick-wt=21): 2 [copy,1,flip.1] c_HOL_Oabs(c_times(v_l(v_x,v_xa),v_h(v_k(v_x,v_xa)),t_b),t_b)!=c_times(v_l(v_x,v_xa),v_h(v_k(v_x,v_xa)),t_b).
% 1.58/1.78  ** KEPT (pick-wt=11): 3 [] -class_OrderedGroup_Olordered__ab__group__abs(A)| -c_lesse_quals(c_0,B,A)|c_HOL_Oabs(B,A)=B.
% 1.58/1.78  ** KEPT (pick-wt=17): 4 [] -class_Ring__and__Field_Opordered__cancel__semiring(A)| -c_lesse_quals(c_0,B,A)| -c_lesse_quals(c_0,C,A)|c_lesse_quals(c_0,c_times(C,B,A),A).
% 1.58/1.78  ** KEPT (pick-wt=4): 5 [] -class_Ring__and__Field_Oordered__idom(A)|class_Ring__and__Field_Opordered__cancel__semiring(A).
% 1.58/1.78  ** KEPT (pick-wt=4): 6 [] -class_Ring__and__Field_Oordered__idom(A)|class_OrderedGroup_Olordered__ab__group__abs(A).
% 1.58/1.78  
% 1.58/1.78  ------------> process sos:
% 1.58/1.78  ** KEPT (pick-wt=3): 7 [] A=A.
% 1.58/1.78  ** KEPT (pick-wt=6): 8 [] c_lesse_quals(c_0,v_l(A,B),t_b).
% 1.58/1.78  ** KEPT (pick-wt=5): 9 [] c_lesse_quals(c_0,v_h(A),t_b).
% 1.58/1.78  ** KEPT (pick-wt=2): 10 [] class_Ring__and__Field_Oordered__idom(t_b).
% 1.58/1.78    Following clause subsumed by 7 during input processing: 0 [copy,7,flip.1] A=A.
% 1.58/1.78  
% 1.58/1.78  ======= end of input processing =======
% 1.58/1.78  
% 1.58/1.78  =========== start of search ===========
% 1.58/1.78  
% 1.58/1.78  -------- PROOF -------- 
% 1.58/1.78  
% 1.58/1.78  ----> UNIT CONFLICT at   0.00 sec ----> 37 [binary,35.1,2.1] $F.
% 1.58/1.78  
% 1.58/1.78  Length of proof is 5.  Level of proof is 3.
% 1.58/1.78  
% 1.58/1.78  ---------------- PROOF ----------------
% 1.58/1.78  % SZS status Unsatisfiable
% 1.58/1.78  % SZS output start Refutation
% See solution above
% 1.58/1.78  ------------ end of proof -------------
% 1.58/1.78  
% 1.58/1.78  
% 1.58/1.78  Search stopped by max_proofs option.
% 1.58/1.78  
% 1.58/1.78  
% 1.58/1.78  Search stopped by max_proofs option.
% 1.58/1.78  
% 1.58/1.78  ============ end of search ============
% 1.58/1.78  
% 1.58/1.78  -------------- statistics -------------
% 1.58/1.78  clauses given                 10
% 1.58/1.78  clauses generated             34
% 1.58/1.78  clauses kept                  31
% 1.58/1.78  clauses forward subsumed      13
% 1.58/1.78  clauses back subsumed          0
% 1.58/1.78  Kbytes malloced              976
% 1.58/1.78  
% 1.58/1.78  ----------- times (seconds) -----------
% 1.58/1.78  user CPU time          0.00          (0 hr, 0 min, 0 sec)
% 1.58/1.78  system CPU time        0.00          (0 hr, 0 min, 0 sec)
% 1.58/1.78  wall-clock time        2             (0 hr, 0 min, 2 sec)
% 1.58/1.78  
% 1.58/1.78  That finishes the proof of the theorem.
% 1.58/1.78  
% 1.58/1.78  Process 18077 finished Wed Jul 27 10:06:03 2022
% 1.58/1.78  Otter interrupted
% 1.58/1.78  PROOF FOUND
%------------------------------------------------------------------------------