TSTP Solution File: SYN065+1 by Otter---3.3
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- Process Solution
%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : SYN065+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n017.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 13:23:28 EDT 2022
% Result : Theorem 1.68s 1.88s
% Output : Refutation 1.68s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 3
% Syntax : Number of clauses : 5 ( 4 unt; 0 nHn; 3 RR)
% Number of literals : 7 ( 0 equ; 3 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 2 ( 2 usr; 1 con; 0-1 aty)
% Number of variables : 6 ( 1 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
( ~ big_f(A,B)
| ~ big_f(B,C)
| big_h(A,C) ),
file('SYN065+1.p',unknown),
[] ).
cnf(5,axiom,
~ big_h(dollar_c1,A),
file('SYN065+1.p',unknown),
[] ).
cnf(6,axiom,
big_f(A,dollar_f1(A)),
file('SYN065+1.p',unknown),
[] ).
cnf(8,plain,
big_h(A,dollar_f1(dollar_f1(A))),
inference(hyper,[status(thm)],[6,1,6]),
[iquote('hyper,6,1,6')] ).
cnf(9,plain,
$false,
inference(binary,[status(thm)],[8,5]),
[iquote('binary,8.1,5.1')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11 % Problem : SYN065+1 : TPTP v8.1.0. Released v2.0.0.
% 0.07/0.12 % Command : otter-tptp-script %s
% 0.13/0.33 % Computer : n017.cluster.edu
% 0.13/0.33 % Model : x86_64 x86_64
% 0.13/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33 % Memory : 8042.1875MB
% 0.13/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33 % CPULimit : 300
% 0.13/0.33 % WCLimit : 300
% 0.13/0.33 % DateTime : Wed Jul 27 10:50:33 EDT 2022
% 0.13/0.33 % CPUTime :
% 1.68/1.88 ----- Otter 3.3f, August 2004 -----
% 1.68/1.88 The process was started by sandbox on n017.cluster.edu,
% 1.68/1.88 Wed Jul 27 10:50:33 2022
% 1.68/1.88 The command was "./otter". The process ID is 13937.
% 1.68/1.88
% 1.68/1.88 set(prolog_style_variables).
% 1.68/1.88 set(auto).
% 1.68/1.88 dependent: set(auto1).
% 1.68/1.88 dependent: set(process_input).
% 1.68/1.88 dependent: clear(print_kept).
% 1.68/1.88 dependent: clear(print_new_demod).
% 1.68/1.88 dependent: clear(print_back_demod).
% 1.68/1.88 dependent: clear(print_back_sub).
% 1.68/1.88 dependent: set(control_memory).
% 1.68/1.88 dependent: assign(max_mem, 12000).
% 1.68/1.88 dependent: assign(pick_given_ratio, 4).
% 1.68/1.88 dependent: assign(stats_level, 1).
% 1.68/1.88 dependent: assign(max_seconds, 10800).
% 1.68/1.88 clear(print_given).
% 1.68/1.88
% 1.68/1.88 formula_list(usable).
% 1.68/1.88 all X exists Y big_f(X,Y).
% 1.68/1.88 all X exists Y big_g(X,Y).
% 1.68/1.88 all X Y (big_f(X,Y)|big_g(X,Y)-> (all Z (big_f(Y,Z)|big_g(Y,Z)->big_h(X,Z)))).
% 1.68/1.88 -(all X exists Y big_h(X,Y)).
% 1.68/1.88 end_of_list.
% 1.68/1.88
% 1.68/1.88 -------> usable clausifies to:
% 1.68/1.88
% 1.68/1.88 list(usable).
% 1.68/1.88 0 [] big_f(X,$f1(X)).
% 1.68/1.88 0 [] big_g(X,$f2(X)).
% 1.68/1.88 0 [] -big_f(X,Y)| -big_f(Y,Z)|big_h(X,Z).
% 1.68/1.88 0 [] -big_f(X,Y)| -big_g(Y,Z)|big_h(X,Z).
% 1.68/1.88 0 [] -big_g(X,Y)| -big_f(Y,Z)|big_h(X,Z).
% 1.68/1.88 0 [] -big_g(X,Y)| -big_g(Y,Z)|big_h(X,Z).
% 1.68/1.88 0 [] -big_h($c1,Y).
% 1.68/1.88 end_of_list.
% 1.68/1.88
% 1.68/1.88 SCAN INPUT: prop=0, horn=1, equality=0, symmetry=0, max_lits=3.
% 1.68/1.88
% 1.68/1.88 This is a Horn set without equality. The strategy will
% 1.68/1.88 be hyperresolution, with satellites in sos and nuclei
% 1.68/1.88 in usable.
% 1.68/1.88
% 1.68/1.88 dependent: set(hyper_res).
% 1.68/1.88 dependent: clear(order_hyper).
% 1.68/1.88
% 1.68/1.88 ------------> process usable:
% 1.68/1.88 ** KEPT (pick-wt=9): 1 [] -big_f(A,B)| -big_f(B,C)|big_h(A,C).
% 1.68/1.88 ** KEPT (pick-wt=9): 2 [] -big_f(A,B)| -big_g(B,C)|big_h(A,C).
% 1.68/1.88 ** KEPT (pick-wt=9): 3 [] -big_g(A,B)| -big_f(B,C)|big_h(A,C).
% 1.68/1.88 ** KEPT (pick-wt=9): 4 [] -big_g(A,B)| -big_g(B,C)|big_h(A,C).
% 1.68/1.88 ** KEPT (pick-wt=3): 5 [] -big_h($c1,A).
% 1.68/1.88
% 1.68/1.88 ------------> process sos:
% 1.68/1.88 ** KEPT (pick-wt=4): 6 [] big_f(A,$f1(A)).
% 1.68/1.88 ** KEPT (pick-wt=4): 7 [] big_g(A,$f2(A)).
% 1.68/1.88
% 1.68/1.88 ======= end of input processing =======
% 1.68/1.88
% 1.68/1.88 =========== start of search ===========
% 1.68/1.88
% 1.68/1.88 -------- PROOF --------
% 1.68/1.88
% 1.68/1.88 ----> UNIT CONFLICT at 0.00 sec ----> 9 [binary,8.1,5.1] $F.
% 1.68/1.88
% 1.68/1.88 Length of proof is 1. Level of proof is 1.
% 1.68/1.88
% 1.68/1.88 ---------------- PROOF ----------------
% 1.68/1.88 % SZS status Theorem
% 1.68/1.88 % SZS output start Refutation
% See solution above
% 1.68/1.88 ------------ end of proof -------------
% 1.68/1.88
% 1.68/1.88
% 1.68/1.88 Search stopped by max_proofs option.
% 1.68/1.88
% 1.68/1.88
% 1.68/1.88 Search stopped by max_proofs option.
% 1.68/1.88
% 1.68/1.88 ============ end of search ============
% 1.68/1.88
% 1.68/1.88 -------------- statistics -------------
% 1.68/1.88 clauses given 1
% 1.68/1.88 clauses generated 1
% 1.68/1.88 clauses kept 8
% 1.68/1.88 clauses forward subsumed 0
% 1.68/1.88 clauses back subsumed 0
% 1.68/1.88 Kbytes malloced 976
% 1.68/1.88
% 1.68/1.88 ----------- times (seconds) -----------
% 1.68/1.88 user CPU time 0.00 (0 hr, 0 min, 0 sec)
% 1.68/1.88 system CPU time 0.00 (0 hr, 0 min, 0 sec)
% 1.68/1.88 wall-clock time 1 (0 hr, 0 min, 1 sec)
% 1.68/1.88
% 1.68/1.88 That finishes the proof of the theorem.
% 1.68/1.88
% 1.68/1.88 Process 13937 finished Wed Jul 27 10:50:34 2022
% 1.68/1.88 Otter interrupted
% 1.68/1.88 PROOF FOUND
%------------------------------------------------------------------------------