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Z3---4.15.1.UNS-Prf.s

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%------------------------------------------------------------------------------
% File     : Z3---4.15.1
% Problem  : GRP766-1 : TPTP v9.0.0. Released v4.1.0.
% Transfm  : none
% Format   : tptp
% Command  : run_E %s %d THM

% Computer : n003.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 : Sat Jun 21 05:08:38 AM UTC 2025

% Result   : Unsatisfiable 1.23s 1.41s
% Output   : Proof 1.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   27
%            Number of leaves      :   65
% Syntax   : Number of formulae    :  261 ( 205 unt;   0 typ;   0 def)
%            Number of atoms       :  333 ( 324 equ)
%            Maximal formula atoms :    2 (   1 avg)
%            Number of connectives :  107 (  43   ~;  39   |;   0   &)
%                                         (  25 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   2 avg)
%            Maximal term depth    :    9 (   2 avg)
%            Number of FOOLs       :    8 (   8 fml;   0 var)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   3 con; 0-2 aty)
%            Number of variables   :  266 ( 247   !;   0   ?; 266   :)

% Comments : 
%------------------------------------------------------------------------------
tff(product_type,type,
    product: ( $i * $i ) > $i ).

tff(x2_type,type,
    x2: $i ).

tff(x1_type,type,
    x1: $i ).

tff(eta_type,type,
    eta: $i > $i ).

tff(x0_type,type,
    x0: $i ).

tff(quotient_type,type,
    quotient: ( $i * $i ) > $i ).

tff(t_type,type,
    t: ( $i * $i ) > $i ).

tff(difference_type,type,
    difference: ( $i * $i ) > $i ).

tff(1,plain,
    ^ [B: $i,A: $i] :
      refl(( ( product(quotient(A,B),B) = A )
      <=> ( product(quotient(A,B),B) = A ) )),
    inference(bind,[status(th)],[]) ).

tff(2,plain,
    ( ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
  <=> ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A ) ),
    inference(quant_intro,[status(thm)],[1]) ).

tff(3,plain,
    ( ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
  <=> ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(4,axiom,
    ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sos06) ).

tff(5,plain,
    ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A ),
    inference(modus_ponens,[status(thm)],[4,3]) ).

tff(6,plain,
    ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A ),
    inference(skolemize,[status(sab)],[5]) ).

tff(7,plain,
    ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A ),
    inference(modus_ponens,[status(thm)],[6,2]) ).

tff(8,plain,
    ( ~ ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
    | ( product(quotient(product(product(eta(x0),x1),x2),eta(x0)),eta(x0)) = product(product(eta(x0),x1),x2) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(9,plain,
    product(quotient(product(product(eta(x0),x1),x2),eta(x0)),eta(x0)) = product(product(eta(x0),x1),x2),
    inference(unit_resolution,[status(thm)],[8,7]) ).

tff(10,plain,
    ^ [B: $i,A: $i] :
      refl(( ( t(A,B) = quotient(product(A,B),A) )
      <=> ( t(A,B) = quotient(product(A,B),A) ) )),
    inference(bind,[status(th)],[]) ).

tff(11,plain,
    ( ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) )
  <=> ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) ) ),
    inference(quant_intro,[status(thm)],[10]) ).

tff(12,plain,
    ( ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) )
  <=> ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(13,axiom,
    ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sos18) ).

tff(14,plain,
    ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) ),
    inference(modus_ponens,[status(thm)],[13,12]) ).

tff(15,plain,
    ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) ),
    inference(skolemize,[status(sab)],[14]) ).

tff(16,plain,
    ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) ),
    inference(modus_ponens,[status(thm)],[15,11]) ).

tff(17,plain,
    ( ~ ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) )
    | ( t(eta(x0),eta(x0)) = quotient(product(eta(x0),eta(x0)),eta(x0)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(18,plain,
    t(eta(x0),eta(x0)) = quotient(product(eta(x0),eta(x0)),eta(x0)),
    inference(unit_resolution,[status(thm)],[17,16]) ).

tff(19,plain,
    quotient(product(eta(x0),eta(x0)),eta(x0)) = t(eta(x0),eta(x0)),
    inference(symmetry,[status(thm)],[18]) ).

tff(20,plain,
    ^ [B: $i,A: $i] :
      refl(( ( quotient(product(A,B),B) = A )
      <=> ( quotient(product(A,B),B) = A ) )),
    inference(bind,[status(th)],[]) ).

tff(21,plain,
    ( ! [B: $i,A: $i] : ( quotient(product(A,B),B) = A )
  <=> ! [B: $i,A: $i] : ( quotient(product(A,B),B) = A ) ),
    inference(quant_intro,[status(thm)],[20]) ).

tff(22,plain,
    ( ! [B: $i,A: $i] : ( quotient(product(A,B),B) = A )
  <=> ! [B: $i,A: $i] : ( quotient(product(A,B),B) = A ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(23,axiom,
    ! [B: $i,A: $i] : ( quotient(product(A,B),B) = A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sos05) ).

tff(24,plain,
    ! [B: $i,A: $i] : ( quotient(product(A,B),B) = A ),
    inference(modus_ponens,[status(thm)],[23,22]) ).

tff(25,plain,
    ! [B: $i,A: $i] : ( quotient(product(A,B),B) = A ),
    inference(skolemize,[status(sab)],[24]) ).

tff(26,plain,
    ! [B: $i,A: $i] : ( quotient(product(A,B),B) = A ),
    inference(modus_ponens,[status(thm)],[25,21]) ).

tff(27,plain,
    ( ~ ! [B: $i,A: $i] : ( quotient(product(A,B),B) = A )
    | ( quotient(product(eta(x0),eta(x0)),eta(x0)) = eta(x0) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(28,plain,
    quotient(product(eta(x0),eta(x0)),eta(x0)) = eta(x0),
    inference(unit_resolution,[status(thm)],[27,26]) ).

tff(29,plain,
    eta(x0) = quotient(product(eta(x0),eta(x0)),eta(x0)),
    inference(symmetry,[status(thm)],[28]) ).

tff(30,plain,
    eta(x0) = t(eta(x0),eta(x0)),
    inference(transitivity,[status(thm)],[29,19]) ).

tff(31,plain,
    ( ~ ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) )
    | ( t(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))) = quotient(product(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),eta(x0)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(32,plain,
    t(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))) = quotient(product(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),eta(x0)),
    inference(unit_resolution,[status(thm)],[31,16]) ).

tff(33,plain,
    quotient(product(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),eta(x0)) = t(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),
    inference(symmetry,[status(thm)],[32]) ).

tff(34,plain,
    ( ~ ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
    | ( product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)) = product(eta(x0),x1) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(35,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)) = product(eta(x0),x1),
    inference(unit_resolution,[status(thm)],[34,7]) ).

tff(36,plain,
    product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))) = product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(eta(x0),x1)),
    inference(monotonicity,[status(thm)],[35]) ).

tff(37,plain,
    product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(eta(x0),x1)) = product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))),
    inference(symmetry,[status(thm)],[36]) ).

tff(38,plain,
    ( ~ ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
    | ( product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(eta(x0),x1)) = product(product(eta(x0),x1),x2) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(39,plain,
    product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(eta(x0),x1)) = product(product(eta(x0),x1),x2),
    inference(unit_resolution,[status(thm)],[38,7]) ).

tff(40,plain,
    product(product(eta(x0),x1),x2) = product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(eta(x0),x1)),
    inference(symmetry,[status(thm)],[39]) ).

tff(41,plain,
    ^ [B: $i,A: $i] :
      refl(( ( product(A,difference(A,B)) = B )
      <=> ( product(A,difference(A,B)) = B ) )),
    inference(bind,[status(th)],[]) ).

tff(42,plain,
    ( ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B )
  <=> ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B ) ),
    inference(quant_intro,[status(thm)],[41]) ).

tff(43,plain,
    ( ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B )
  <=> ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(44,axiom,
    ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sos03) ).

tff(45,plain,
    ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B ),
    inference(modus_ponens,[status(thm)],[44,43]) ).

tff(46,plain,
    ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B ),
    inference(skolemize,[status(sab)],[45]) ).

tff(47,plain,
    ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B ),
    inference(modus_ponens,[status(thm)],[46,42]) ).

tff(48,plain,
    ( ~ ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B )
    | ( product(eta(x0),difference(eta(x0),product(product(eta(x0),x1),x2))) = product(product(eta(x0),x1),x2) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(49,plain,
    product(eta(x0),difference(eta(x0),product(product(eta(x0),x1),x2))) = product(product(eta(x0),x1),x2),
    inference(unit_resolution,[status(thm)],[48,47]) ).

tff(50,plain,
    ^ [B: $i,A: $i,C: $i] :
      refl(( ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) )
      <=> ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) ) )),
    inference(bind,[status(th)],[]) ).

tff(51,plain,
    ( ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) )
  <=> ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) ) ),
    inference(quant_intro,[status(thm)],[50]) ).

tff(52,plain,
    ( ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) )
  <=> ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(53,axiom,
    ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sos07) ).

tff(54,plain,
    ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) ),
    inference(modus_ponens,[status(thm)],[53,52]) ).

tff(55,plain,
    ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) ),
    inference(skolemize,[status(sab)],[54]) ).

tff(56,plain,
    ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) ),
    inference(modus_ponens,[status(thm)],[55,51]) ).

tff(57,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) )
    | ( difference(eta(x0),product(product(eta(x0),x1),x2)) = quotient(product(x1,product(x2,eta(x0))),eta(x0)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(58,plain,
    difference(eta(x0),product(product(eta(x0),x1),x2)) = quotient(product(x1,product(x2,eta(x0))),eta(x0)),
    inference(unit_resolution,[status(thm)],[57,56]) ).

tff(59,plain,
    quotient(product(x1,product(x2,eta(x0))),eta(x0)) = difference(eta(x0),product(product(eta(x0),x1),x2)),
    inference(symmetry,[status(thm)],[58]) ).

tff(60,plain,
    product(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))) = product(eta(x0),difference(eta(x0),product(product(eta(x0),x1),x2))),
    inference(monotonicity,[status(thm)],[59]) ).

tff(61,plain,
    product(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))) = product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))),
    inference(transitivity,[status(thm)],[60,49,40,37]) ).

tff(62,plain,
    quotient(product(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),eta(x0)) = quotient(product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))),eta(x0)),
    inference(monotonicity,[status(thm)],[61]) ).

tff(63,plain,
    quotient(product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))),eta(x0)) = quotient(product(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),eta(x0)),
    inference(symmetry,[status(thm)],[62]) ).

tff(64,plain,
    product(product(eta(x0),x1),x2) = product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))),
    inference(transitivity,[status(thm)],[40,37]) ).

tff(65,plain,
    quotient(product(product(eta(x0),x1),x2),eta(x0)) = quotient(product(quotient(product(product(eta(x0),x1),x2),product(eta(x0),x1)),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))),eta(x0)),
    inference(monotonicity,[status(thm)],[64]) ).

tff(66,plain,
    quotient(product(product(eta(x0),x1),x2),eta(x0)) = t(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),
    inference(transitivity,[status(thm)],[65,63,33]) ).

tff(67,plain,
    product(quotient(product(product(eta(x0),x1),x2),eta(x0)),eta(x0)) = product(t(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),t(eta(x0),eta(x0))),
    inference(monotonicity,[status(thm)],[66,30]) ).

tff(68,plain,
    product(t(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),t(eta(x0),eta(x0))) = product(quotient(product(product(eta(x0),x1),x2),eta(x0)),eta(x0)),
    inference(symmetry,[status(thm)],[67]) ).

tff(69,plain,
    ^ [B: $i,A: $i,C: $i] :
      refl(( ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
      <=> ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) ) )),
    inference(bind,[status(th)],[]) ).

tff(70,plain,
    ( ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
  <=> ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) ) ),
    inference(quant_intro,[status(thm)],[69]) ).

tff(71,plain,
    ( ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
  <=> ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(72,axiom,
    ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sos19) ).

tff(73,plain,
    ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) ),
    inference(modus_ponens,[status(thm)],[72,71]) ).

tff(74,plain,
    ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) ),
    inference(skolemize,[status(sab)],[73]) ).

tff(75,plain,
    ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) ),
    inference(modus_ponens,[status(thm)],[74,70]) ).

tff(76,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(quotient(product(x1,product(x2,eta(x0))),eta(x0)),eta(x0))) = product(t(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),t(eta(x0),eta(x0))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(77,plain,
    t(eta(x0),product(quotient(product(x1,product(x2,eta(x0))),eta(x0)),eta(x0))) = product(t(eta(x0),quotient(product(x1,product(x2,eta(x0))),eta(x0))),t(eta(x0),eta(x0))),
    inference(unit_resolution,[status(thm)],[76,75]) ).

tff(78,plain,
    ( ~ ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
    | ( product(quotient(product(x1,product(x2,eta(x0))),eta(x0)),eta(x0)) = product(x1,product(x2,eta(x0))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(79,plain,
    product(quotient(product(x1,product(x2,eta(x0))),eta(x0)),eta(x0)) = product(x1,product(x2,eta(x0))),
    inference(unit_resolution,[status(thm)],[78,7]) ).

tff(80,plain,
    t(eta(x0),product(quotient(product(x1,product(x2,eta(x0))),eta(x0)),eta(x0))) = t(eta(x0),product(x1,product(x2,eta(x0)))),
    inference(monotonicity,[status(thm)],[79]) ).

tff(81,plain,
    t(eta(x0),product(x1,product(x2,eta(x0)))) = t(eta(x0),product(quotient(product(x1,product(x2,eta(x0))),eta(x0)),eta(x0))),
    inference(symmetry,[status(thm)],[80]) ).

tff(82,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(x1,product(x2,eta(x0)))) = product(t(eta(x0),x1),t(eta(x0),product(x2,eta(x0)))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(83,plain,
    t(eta(x0),product(x1,product(x2,eta(x0)))) = product(t(eta(x0),x1),t(eta(x0),product(x2,eta(x0)))),
    inference(unit_resolution,[status(thm)],[82,75]) ).

tff(84,plain,
    product(t(eta(x0),x1),t(eta(x0),product(x2,eta(x0)))) = t(eta(x0),product(x1,product(x2,eta(x0)))),
    inference(symmetry,[status(thm)],[83]) ).

tff(85,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(x2,eta(x0))) = product(t(eta(x0),x2),t(eta(x0),eta(x0))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(86,plain,
    t(eta(x0),product(x2,eta(x0))) = product(t(eta(x0),x2),t(eta(x0),eta(x0))),
    inference(unit_resolution,[status(thm)],[85,75]) ).

tff(87,plain,
    ( ~ ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) )
    | ( t(eta(x0),x1) = quotient(product(eta(x0),x1),eta(x0)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(88,plain,
    t(eta(x0),x1) = quotient(product(eta(x0),x1),eta(x0)),
    inference(unit_resolution,[status(thm)],[87,16]) ).

tff(89,plain,
    product(t(eta(x0),x1),t(eta(x0),product(x2,eta(x0)))) = product(quotient(product(eta(x0),x1),eta(x0)),product(t(eta(x0),x2),t(eta(x0),eta(x0)))),
    inference(monotonicity,[status(thm)],[88,86]) ).

tff(90,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),product(t(eta(x0),x2),t(eta(x0),eta(x0)))) = product(t(eta(x0),x1),t(eta(x0),product(x2,eta(x0)))),
    inference(symmetry,[status(thm)],[89]) ).

tff(91,plain,
    quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))) = quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),eta(x0))),
    inference(monotonicity,[status(thm)],[19]) ).

tff(92,plain,
    quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),eta(x0))) = quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),
    inference(symmetry,[status(thm)],[91]) ).

tff(93,plain,
    ^ [B: $i,A: $i,C: $i] :
      refl(( ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) )
      <=> ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) ) )),
    inference(bind,[status(th)],[]) ).

tff(94,plain,
    ( ! [B: $i,A: $i,C: $i] : ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) )
  <=> ! [B: $i,A: $i,C: $i] : ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) ) ),
    inference(quant_intro,[status(thm)],[93]) ).

tff(95,plain,
    ( ! [B: $i,A: $i,C: $i] : ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) )
  <=> ! [B: $i,A: $i,C: $i] : ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(96,axiom,
    ! [B: $i,A: $i,C: $i] : ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sos08) ).

tff(97,plain,
    ! [B: $i,A: $i,C: $i] : ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) ),
    inference(modus_ponens,[status(thm)],[96,95]) ).

tff(98,plain,
    ! [B: $i,A: $i,C: $i] : ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) ),
    inference(skolemize,[status(sab)],[97]) ).

tff(99,plain,
    ! [B: $i,A: $i,C: $i] : ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) ),
    inference(modus_ponens,[status(thm)],[98,94]) ).

tff(100,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) )
    | ( difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))) = quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),eta(x0))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(101,plain,
    difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))) = quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),eta(x0))),
    inference(unit_resolution,[status(thm)],[100,99]) ).

tff(102,plain,
    difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))) = quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),
    inference(transitivity,[status(thm)],[101,92]) ).

tff(103,plain,
    product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),eta(x0)) = product(quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),
    inference(monotonicity,[status(thm)],[102,29]) ).

tff(104,plain,
    product(quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))) = product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),eta(x0)),
    inference(symmetry,[status(thm)],[103]) ).

tff(105,plain,
    ( ~ ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) )
    | ( t(eta(x0),x2) = quotient(product(eta(x0),x2),eta(x0)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(106,plain,
    t(eta(x0),x2) = quotient(product(eta(x0),x2),eta(x0)),
    inference(unit_resolution,[status(thm)],[105,16]) ).

tff(107,plain,
    ^ [B: $i,A: $i] :
      refl(( ( difference(A,product(A,B)) = B )
      <=> ( difference(A,product(A,B)) = B ) )),
    inference(bind,[status(th)],[]) ).

tff(108,plain,
    ( ! [B: $i,A: $i] : ( difference(A,product(A,B)) = B )
  <=> ! [B: $i,A: $i] : ( difference(A,product(A,B)) = B ) ),
    inference(quant_intro,[status(thm)],[107]) ).

tff(109,plain,
    ( ! [B: $i,A: $i] : ( difference(A,product(A,B)) = B )
  <=> ! [B: $i,A: $i] : ( difference(A,product(A,B)) = B ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(110,axiom,
    ! [B: $i,A: $i] : ( difference(A,product(A,B)) = B ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sos04) ).

tff(111,plain,
    ! [B: $i,A: $i] : ( difference(A,product(A,B)) = B ),
    inference(modus_ponens,[status(thm)],[110,109]) ).

tff(112,plain,
    ! [B: $i,A: $i] : ( difference(A,product(A,B)) = B ),
    inference(skolemize,[status(sab)],[111]) ).

tff(113,plain,
    ! [B: $i,A: $i] : ( difference(A,product(A,B)) = B ),
    inference(modus_ponens,[status(thm)],[112,108]) ).

tff(114,plain,
    ( ~ ! [B: $i,A: $i] : ( difference(A,product(A,B)) = B )
    | ( difference(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),x2))) = t(eta(x0),x2) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(115,plain,
    difference(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),x2))) = t(eta(x0),x2),
    inference(unit_resolution,[status(thm)],[114,113]) ).

tff(116,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(eta(x0),x1)) = product(t(eta(x0),eta(x0)),t(eta(x0),x1)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(117,plain,
    t(eta(x0),product(eta(x0),x1)) = product(t(eta(x0),eta(x0)),t(eta(x0),x1)),
    inference(unit_resolution,[status(thm)],[116,75]) ).

tff(118,plain,
    product(t(eta(x0),eta(x0)),t(eta(x0),x1)) = t(eta(x0),product(eta(x0),x1)),
    inference(symmetry,[status(thm)],[117]) ).

tff(119,plain,
    product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),x2)) = product(t(eta(x0),product(eta(x0),x1)),t(eta(x0),x2)),
    inference(monotonicity,[status(thm)],[118]) ).

tff(120,plain,
    product(t(eta(x0),product(eta(x0),x1)),t(eta(x0),x2)) = product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),x2)),
    inference(symmetry,[status(thm)],[119]) ).

tff(121,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(product(eta(x0),x1),x2)) = product(t(eta(x0),product(eta(x0),x1)),t(eta(x0),x2)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(122,plain,
    t(eta(x0),product(product(eta(x0),x1),x2)) = product(t(eta(x0),product(eta(x0),x1)),t(eta(x0),x2)),
    inference(unit_resolution,[status(thm)],[121,75]) ).

tff(123,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),product(t(eta(x0),x2),t(eta(x0),eta(x0)))) = product(product(eta(x0),x1),x2),
    inference(transitivity,[status(thm)],[90,84,81,77,68,9]) ).

tff(124,plain,
    t(eta(x0),product(quotient(product(eta(x0),x1),eta(x0)),product(t(eta(x0),x2),t(eta(x0),eta(x0))))) = t(eta(x0),product(product(eta(x0),x1),x2)),
    inference(monotonicity,[status(thm)],[123]) ).

tff(125,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(quotient(product(eta(x0),x1),eta(x0)),product(t(eta(x0),x2),t(eta(x0),eta(x0))))) = product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),product(t(eta(x0),x2),t(eta(x0),eta(x0))))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(126,plain,
    t(eta(x0),product(quotient(product(eta(x0),x1),eta(x0)),product(t(eta(x0),x2),t(eta(x0),eta(x0))))) = product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),product(t(eta(x0),x2),t(eta(x0),eta(x0))))),
    inference(unit_resolution,[status(thm)],[125,75]) ).

tff(127,plain,
    product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),product(t(eta(x0),x2),t(eta(x0),eta(x0))))) = t(eta(x0),product(quotient(product(eta(x0),x1),eta(x0)),product(t(eta(x0),x2),t(eta(x0),eta(x0))))),
    inference(symmetry,[status(thm)],[126]) ).

tff(128,plain,
    quotient(product(eta(x0),x2),eta(x0)) = t(eta(x0),x2),
    inference(symmetry,[status(thm)],[106]) ).

tff(129,plain,
    product(quotient(product(eta(x0),x2),eta(x0)),eta(x0)) = product(t(eta(x0),x2),t(eta(x0),eta(x0))),
    inference(monotonicity,[status(thm)],[128,30]) ).

tff(130,plain,
    ( ~ ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
    | ( product(quotient(product(eta(x0),x2),eta(x0)),eta(x0)) = product(eta(x0),x2) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(131,plain,
    product(quotient(product(eta(x0),x2),eta(x0)),eta(x0)) = product(eta(x0),x2),
    inference(unit_resolution,[status(thm)],[130,7]) ).

tff(132,plain,
    product(eta(x0),x2) = product(quotient(product(eta(x0),x2),eta(x0)),eta(x0)),
    inference(symmetry,[status(thm)],[131]) ).

tff(133,plain,
    product(eta(x0),x2) = product(t(eta(x0),x2),t(eta(x0),eta(x0))),
    inference(transitivity,[status(thm)],[132,129]) ).

tff(134,plain,
    t(eta(x0),product(eta(x0),x2)) = t(eta(x0),product(t(eta(x0),x2),t(eta(x0),eta(x0)))),
    inference(monotonicity,[status(thm)],[133]) ).

tff(135,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(eta(x0),x2)) = product(t(eta(x0),eta(x0)),t(eta(x0),x2)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(136,plain,
    t(eta(x0),product(eta(x0),x2)) = product(t(eta(x0),eta(x0)),t(eta(x0),x2)),
    inference(unit_resolution,[status(thm)],[135,75]) ).

tff(137,plain,
    product(t(eta(x0),eta(x0)),t(eta(x0),x2)) = t(eta(x0),product(eta(x0),x2)),
    inference(symmetry,[status(thm)],[136]) ).

tff(138,plain,
    product(eta(x0),quotient(product(eta(x0),x2),eta(x0))) = product(t(eta(x0),eta(x0)),t(eta(x0),x2)),
    inference(monotonicity,[status(thm)],[30,128]) ).

tff(139,plain,
    product(eta(x0),quotient(product(eta(x0),x2),eta(x0))) = t(eta(x0),product(t(eta(x0),x2),t(eta(x0),eta(x0)))),
    inference(transitivity,[status(thm)],[138,137,134]) ).

tff(140,plain,
    product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),product(eta(x0),quotient(product(eta(x0),x2),eta(x0)))) = product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),product(t(eta(x0),x2),t(eta(x0),eta(x0))))),
    inference(monotonicity,[status(thm)],[139]) ).

tff(141,plain,
    product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),product(eta(x0),quotient(product(eta(x0),x2),eta(x0)))) = product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),x2)),
    inference(transitivity,[status(thm)],[140,127,124,122,120]) ).

tff(142,plain,
    t(eta(x0),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))) = t(eta(x0),product(eta(x0),x1)),
    inference(monotonicity,[status(thm)],[35]) ).

tff(143,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))) = product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),eta(x0))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(144,plain,
    t(eta(x0),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))) = product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),eta(x0))),
    inference(unit_resolution,[status(thm)],[143,75]) ).

tff(145,plain,
    product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),eta(x0))) = t(eta(x0),product(quotient(product(eta(x0),x1),eta(x0)),eta(x0))),
    inference(symmetry,[status(thm)],[144]) ).

tff(146,plain,
    product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0)) = product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),eta(x0))),
    inference(monotonicity,[status(thm)],[30]) ).

tff(147,plain,
    product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0)) = product(t(eta(x0),eta(x0)),t(eta(x0),x1)),
    inference(transitivity,[status(thm)],[146,145,142,117]) ).

tff(148,plain,
    difference(product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),product(eta(x0),quotient(product(eta(x0),x2),eta(x0))))) = difference(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),x2))),
    inference(monotonicity,[status(thm)],[147,141]) ).

tff(149,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( difference(product(A,B),product(A,product(B,C))) = quotient(quotient(product(C,product(A,B)),B),A) )
    | ( difference(product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),product(eta(x0),quotient(product(eta(x0),x2),eta(x0))))) = quotient(quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0))),eta(x0)),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(150,plain,
    difference(product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),product(eta(x0),quotient(product(eta(x0),x2),eta(x0))))) = quotient(quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0))),eta(x0)),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))),
    inference(unit_resolution,[status(thm)],[149,99]) ).

tff(151,plain,
    quotient(quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0))),eta(x0)),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))) = difference(product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),product(eta(x0),quotient(product(eta(x0),x2),eta(x0))))),
    inference(symmetry,[status(thm)],[150]) ).

tff(152,plain,
    ( ~ ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
    | ( product(quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),x1),eta(x0))) = product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(153,plain,
    product(quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),x1),eta(x0))) = product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),
    inference(unit_resolution,[status(thm)],[152,7]) ).

tff(154,plain,
    quotient(product(eta(x0),x1),eta(x0)) = t(eta(x0),x1),
    inference(symmetry,[status(thm)],[88]) ).

tff(155,plain,
    product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))) = product(t(eta(x0),eta(x0)),t(eta(x0),x1)),
    inference(monotonicity,[status(thm)],[154]) ).

tff(156,plain,
    product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))) = t(eta(x0),product(eta(x0),x1)),
    inference(transitivity,[status(thm)],[155,118]) ).

tff(157,plain,
    product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))) = product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),
    inference(monotonicity,[status(thm)],[156]) ).

tff(158,plain,
    product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))) = product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),
    inference(symmetry,[status(thm)],[157]) ).

tff(159,plain,
    quotient(product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),quotient(product(eta(x0),x1),eta(x0))) = quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),
    inference(monotonicity,[status(thm)],[158]) ).

tff(160,plain,
    quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))) = quotient(product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),quotient(product(eta(x0),x1),eta(x0))),
    inference(symmetry,[status(thm)],[159]) ).

tff(161,plain,
    product(quotient(product(eta(x0),eta(x0)),eta(x0)),quotient(product(eta(x0),x1),eta(x0))) = product(t(eta(x0),eta(x0)),t(eta(x0),x1)),
    inference(monotonicity,[status(thm)],[19,154]) ).

tff(162,plain,
    product(quotient(product(eta(x0),eta(x0)),eta(x0)),quotient(product(eta(x0),x1),eta(x0))) = t(eta(x0),product(eta(x0),x1)),
    inference(transitivity,[status(thm)],[161,118]) ).

tff(163,plain,
    product(quotient(product(eta(x0),x2),eta(x0)),product(quotient(product(eta(x0),eta(x0)),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))) = product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),
    inference(monotonicity,[status(thm)],[128,162]) ).

tff(164,plain,
    product(quotient(product(eta(x0),x2),eta(x0)),product(quotient(product(eta(x0),eta(x0)),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))) = product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),
    inference(transitivity,[status(thm)],[163,158]) ).

tff(165,plain,
    quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(quotient(product(eta(x0),eta(x0)),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))) = quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),
    inference(monotonicity,[status(thm)],[164]) ).

tff(166,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) )
    | ( difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0)))) = quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(quotient(product(eta(x0),eta(x0)),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(167,plain,
    difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0)))) = quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(quotient(product(eta(x0),eta(x0)),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),
    inference(unit_resolution,[status(thm)],[166,56]) ).

tff(168,plain,
    product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))) = product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),eta(x0)),
    inference(monotonicity,[status(thm)],[28]) ).

tff(169,plain,
    product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),eta(x0)) = product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),
    inference(symmetry,[status(thm)],[168]) ).

tff(170,plain,
    difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),eta(x0))) = difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0)))),
    inference(monotonicity,[status(thm)],[169]) ).

tff(171,plain,
    ( ~ ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) )
    | ( t(eta(x0),product(x1,x2)) = quotient(product(eta(x0),product(x1,x2)),eta(x0)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(172,plain,
    t(eta(x0),product(x1,x2)) = quotient(product(eta(x0),product(x1,x2)),eta(x0)),
    inference(unit_resolution,[status(thm)],[171,16]) ).

tff(173,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(x1,x2)) = product(t(eta(x0),x1),t(eta(x0),x2)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(174,plain,
    t(eta(x0),product(x1,x2)) = product(t(eta(x0),x1),t(eta(x0),x2)),
    inference(unit_resolution,[status(thm)],[173,75]) ).

tff(175,plain,
    product(t(eta(x0),x1),t(eta(x0),x2)) = t(eta(x0),product(x1,x2)),
    inference(symmetry,[status(thm)],[174]) ).

tff(176,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))) = product(t(eta(x0),x1),t(eta(x0),x2)),
    inference(monotonicity,[status(thm)],[154,128]) ).

tff(177,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))) = quotient(product(eta(x0),product(x1,x2)),eta(x0)),
    inference(transitivity,[status(thm)],[176,175,172]) ).

tff(178,plain,
    product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),eta(x0)) = product(quotient(product(eta(x0),product(x1,x2)),eta(x0)),eta(x0)),
    inference(monotonicity,[status(thm)],[177]) ).

tff(179,plain,
    product(quotient(product(eta(x0),product(x1,x2)),eta(x0)),eta(x0)) = product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),eta(x0)),
    inference(symmetry,[status(thm)],[178]) ).

tff(180,plain,
    ( ~ ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
    | ( product(quotient(product(eta(x0),product(x1,x2)),eta(x0)),eta(x0)) = product(eta(x0),product(x1,x2)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(181,plain,
    product(quotient(product(eta(x0),product(x1,x2)),eta(x0)),eta(x0)) = product(eta(x0),product(x1,x2)),
    inference(unit_resolution,[status(thm)],[180,7]) ).

tff(182,plain,
    product(eta(x0),product(x1,x2)) = product(quotient(product(eta(x0),product(x1,x2)),eta(x0)),eta(x0)),
    inference(symmetry,[status(thm)],[181]) ).

tff(183,plain,
    ( ~ ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B )
    | ( product(product(eta(x0),x1),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))) = product(eta(x0),product(x1,x2)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(184,plain,
    product(product(eta(x0),x1),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))) = product(eta(x0),product(x1,x2)),
    inference(unit_resolution,[status(thm)],[183,47]) ).

tff(185,plain,
    product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))) = product(product(eta(x0),x1),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))),
    inference(monotonicity,[status(thm)],[35]) ).

tff(186,plain,
    product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))) = product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),eta(x0)),
    inference(transitivity,[status(thm)],[185,184,182,179]) ).

tff(187,plain,
    difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) = difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),eta(x0))),
    inference(monotonicity,[status(thm)],[186]) ).

tff(188,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( difference(A,product(product(A,B),C)) = quotient(product(B,product(C,A)),A) )
    | ( difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) = quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(189,plain,
    difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) = quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),
    inference(unit_resolution,[status(thm)],[188,56]) ).

tff(190,plain,
    quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))) = difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))),
    inference(symmetry,[status(thm)],[189]) ).

tff(191,plain,
    quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))) = quotient(product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),quotient(product(eta(x0),x1),eta(x0))),
    inference(transitivity,[status(thm)],[190,187,170,167,165,160]) ).

tff(192,plain,
    product(quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),x1),eta(x0))) = product(quotient(product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),x1),eta(x0))),
    inference(monotonicity,[status(thm)],[191]) ).

tff(193,plain,
    product(quotient(product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),x1),eta(x0))) = product(quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),x1),eta(x0))),
    inference(symmetry,[status(thm)],[192]) ).

tff(194,plain,
    ( ~ ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
    | ( product(quotient(product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),x1),eta(x0))) = product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(195,plain,
    product(quotient(product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),x1),eta(x0))) = product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),
    inference(unit_resolution,[status(thm)],[194,7]) ).

tff(196,plain,
    product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))) = product(quotient(product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),x1),eta(x0))),
    inference(symmetry,[status(thm)],[195]) ).

tff(197,plain,
    product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0)) = t(eta(x0),product(eta(x0),x1)),
    inference(transitivity,[status(thm)],[146,145,142]) ).

tff(198,plain,
    product(quotient(product(eta(x0),x2),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0))) = product(t(eta(x0),x2),t(eta(x0),product(eta(x0),x1))),
    inference(monotonicity,[status(thm)],[128,197]) ).

tff(199,plain,
    product(quotient(product(eta(x0),x2),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0))) = product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),
    inference(transitivity,[status(thm)],[198,196,193,153]) ).

tff(200,plain,
    quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0))),eta(x0)) = quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),eta(x0)),
    inference(monotonicity,[status(thm)],[199]) ).

tff(201,plain,
    quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),eta(x0)) = quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0))),eta(x0)),
    inference(symmetry,[status(thm)],[200]) ).

tff(202,plain,
    ( ~ ! [B: $i,A: $i] : ( t(A,B) = quotient(product(A,B),A) )
    | ( t(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))) = quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),eta(x0)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(203,plain,
    t(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))) = quotient(product(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),eta(x0)),
    inference(unit_resolution,[status(thm)],[202,16]) ).

tff(204,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))) = product(t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(205,plain,
    t(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))) = product(t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))),
    inference(unit_resolution,[status(thm)],[204,75]) ).

tff(206,plain,
    product(t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))) = t(eta(x0),product(difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))),quotient(product(eta(x0),x1),eta(x0)))),
    inference(symmetry,[status(thm)],[205]) ).

tff(207,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)) = product(t(eta(x0),x1),t(eta(x0),x2)),
    inference(monotonicity,[status(thm)],[154]) ).

tff(208,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)) = t(eta(x0),product(x1,x2)),
    inference(transitivity,[status(thm)],[207,175]) ).

tff(209,plain,
    product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2))) = product(t(eta(x0),eta(x0)),t(eta(x0),product(x1,x2))),
    inference(monotonicity,[status(thm)],[208]) ).

tff(210,plain,
    product(t(eta(x0),eta(x0)),t(eta(x0),product(x1,x2))) = product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2))),
    inference(symmetry,[status(thm)],[209]) ).

tff(211,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(eta(x0),product(x1,x2))) = product(t(eta(x0),eta(x0)),t(eta(x0),product(x1,x2))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(212,plain,
    t(eta(x0),product(eta(x0),product(x1,x2))) = product(t(eta(x0),eta(x0)),t(eta(x0),product(x1,x2))),
    inference(unit_resolution,[status(thm)],[211,75]) ).

tff(213,plain,
    t(eta(x0),product(product(eta(x0),x1),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) = t(eta(x0),product(eta(x0),product(x1,x2))),
    inference(monotonicity,[status(thm)],[184]) ).

tff(214,plain,
    ( ~ ! [B: $i,A: $i,C: $i] : ( t(eta(A),product(B,C)) = product(t(eta(A),B),t(eta(A),C)) )
    | ( t(eta(x0),product(product(eta(x0),x1),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) = product(t(eta(x0),product(eta(x0),x1)),t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(215,plain,
    t(eta(x0),product(product(eta(x0),x1),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) = product(t(eta(x0),product(eta(x0),x1)),t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))),
    inference(unit_resolution,[status(thm)],[214,75]) ).

tff(216,plain,
    product(t(eta(x0),product(eta(x0),x1)),t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) = t(eta(x0),product(product(eta(x0),x1),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))),
    inference(symmetry,[status(thm)],[215]) ).

tff(217,plain,
    product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) = product(t(eta(x0),product(eta(x0),x1)),t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))),
    inference(monotonicity,[status(thm)],[118]) ).

tff(218,plain,
    product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) = product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2))),
    inference(transitivity,[status(thm)],[217,216,213,212,210]) ).

tff(219,plain,
    product(t(eta(x0),eta(x0)),t(eta(x0),x1)) = product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),
    inference(symmetry,[status(thm)],[155]) ).

tff(220,plain,
    difference(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))))) = difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),
    inference(monotonicity,[status(thm)],[219,218]) ).

tff(221,plain,
    ( ~ ! [B: $i,A: $i] : ( difference(A,product(A,B)) = B )
    | ( difference(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))))) = t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(222,plain,
    difference(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))))) = t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))),
    inference(unit_resolution,[status(thm)],[221,113]) ).

tff(223,plain,
    t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))) = difference(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),product(product(t(eta(x0),eta(x0)),t(eta(x0),x1)),t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))))),
    inference(symmetry,[status(thm)],[222]) ).

tff(224,plain,
    t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))) = difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),
    inference(transitivity,[status(thm)],[223,220]) ).

tff(225,plain,
    product(t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))) = product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))),
    inference(monotonicity,[status(thm)],[224]) ).

tff(226,plain,
    product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))) = product(t(eta(x0),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))),
    inference(symmetry,[status(thm)],[225]) ).

tff(227,plain,
    product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))) = quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0))),eta(x0)),
    inference(transitivity,[status(thm)],[226,206,203,201]) ).

tff(228,plain,
    quotient(product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))) = quotient(quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(t(eta(x0),quotient(product(eta(x0),x1),eta(x0))),eta(x0))),eta(x0)),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))),
    inference(monotonicity,[status(thm)],[227]) ).

tff(229,plain,
    ( ~ ! [B: $i,A: $i] : ( quotient(product(A,B),B) = A )
    | ( quotient(product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))) = difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(230,plain,
    quotient(product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))) = difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),
    inference(unit_resolution,[status(thm)],[229,26]) ).

tff(231,plain,
    difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))) = quotient(product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))),t(eta(x0),quotient(product(eta(x0),x1),eta(x0)))),
    inference(symmetry,[status(thm)],[230]) ).

tff(232,plain,
    quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),t(eta(x0),eta(x0))) = difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),
    inference(symmetry,[status(thm)],[101]) ).

tff(233,plain,
    quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))) = quotient(product(eta(x0),x2),eta(x0)),
    inference(transitivity,[status(thm)],[91,232,231,228,151,148,115,106]) ).

tff(234,plain,
    product(quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))) = product(quotient(product(eta(x0),x2),eta(x0)),eta(x0)),
    inference(monotonicity,[status(thm)],[233,28]) ).

tff(235,plain,
    product(quotient(product(eta(x0),x2),eta(x0)),eta(x0)) = product(quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),
    inference(symmetry,[status(thm)],[234]) ).

tff(236,plain,
    product(t(eta(x0),x2),t(eta(x0),eta(x0))) = product(quotient(product(eta(x0),x2),eta(x0)),eta(x0)),
    inference(symmetry,[status(thm)],[129]) ).

tff(237,plain,
    product(t(eta(x0),x2),t(eta(x0),eta(x0))) = product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),eta(x0)),
    inference(transitivity,[status(thm)],[236,235,104]) ).

tff(238,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),product(t(eta(x0),x2),t(eta(x0),eta(x0)))) = product(quotient(product(eta(x0),x1),eta(x0)),product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),eta(x0))),
    inference(monotonicity,[status(thm)],[237]) ).

tff(239,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),eta(x0))) = product(quotient(product(eta(x0),x1),eta(x0)),product(t(eta(x0),x2),t(eta(x0),eta(x0)))),
    inference(symmetry,[status(thm)],[238]) ).

tff(240,plain,
    product(product(eta(x0),x1),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))) = product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))),
    inference(symmetry,[status(thm)],[185]) ).

tff(241,plain,
    product(eta(x0),product(x1,x2)) = product(product(eta(x0),x1),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))),
    inference(symmetry,[status(thm)],[184]) ).

tff(242,plain,
    product(eta(x0),product(x1,x2)) = product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2)))),
    inference(transitivity,[status(thm)],[241,240]) ).

tff(243,plain,
    difference(quotient(product(eta(x0),x1),eta(x0)),product(eta(x0),product(x1,x2))) = difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))),
    inference(monotonicity,[status(thm)],[242]) ).

tff(244,plain,
    difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))) = difference(quotient(product(eta(x0),x1),eta(x0)),product(eta(x0),product(x1,x2))),
    inference(symmetry,[status(thm)],[243]) ).

tff(245,plain,
    difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),eta(x0))) = difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),eta(x0)),difference(product(eta(x0),x1),product(eta(x0),product(x1,x2))))),
    inference(symmetry,[status(thm)],[187]) ).

tff(246,plain,
    difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0)))) = difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),eta(x0))),
    inference(symmetry,[status(thm)],[170]) ).

tff(247,plain,
    quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(quotient(product(eta(x0),eta(x0)),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))) = difference(quotient(product(eta(x0),x1),eta(x0)),product(product(quotient(product(eta(x0),x1),eta(x0)),quotient(product(eta(x0),x2),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0)))),
    inference(symmetry,[status(thm)],[167]) ).

tff(248,plain,
    quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))) = quotient(product(quotient(product(eta(x0),x2),eta(x0)),product(quotient(product(eta(x0),eta(x0)),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),
    inference(symmetry,[status(thm)],[165]) ).

tff(249,plain,
    ( ~ ! [B: $i,A: $i] : ( product(quotient(A,B),B) = A )
    | ( product(quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))) = quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(250,plain,
    product(quotient(quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))),quotient(product(eta(x0),eta(x0)),eta(x0))) = quotient(product(t(eta(x0),x2),product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0)))),quotient(product(eta(x0),x1),eta(x0))),
    inference(unit_resolution,[status(thm)],[249,7]) ).

tff(251,plain,
    product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),eta(x0)) = difference(quotient(product(eta(x0),x1),eta(x0)),product(eta(x0),product(x1,x2))),
    inference(transitivity,[status(thm)],[103,250,248,247,246,245,244]) ).

tff(252,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),eta(x0))) = product(quotient(product(eta(x0),x1),eta(x0)),difference(quotient(product(eta(x0),x1),eta(x0)),product(eta(x0),product(x1,x2)))),
    inference(monotonicity,[status(thm)],[251]) ).

tff(253,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),difference(quotient(product(eta(x0),x1),eta(x0)),product(eta(x0),product(x1,x2)))) = product(quotient(product(eta(x0),x1),eta(x0)),product(difference(product(t(eta(x0),eta(x0)),quotient(product(eta(x0),x1),eta(x0))),product(t(eta(x0),eta(x0)),product(quotient(product(eta(x0),x1),eta(x0)),t(eta(x0),x2)))),eta(x0))),
    inference(symmetry,[status(thm)],[252]) ).

tff(254,plain,
    ( ~ ! [B: $i,A: $i] : ( product(A,difference(A,B)) = B )
    | ( product(quotient(product(eta(x0),x1),eta(x0)),difference(quotient(product(eta(x0),x1),eta(x0)),product(eta(x0),product(x1,x2)))) = product(eta(x0),product(x1,x2)) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(255,plain,
    product(quotient(product(eta(x0),x1),eta(x0)),difference(quotient(product(eta(x0),x1),eta(x0)),product(eta(x0),product(x1,x2)))) = product(eta(x0),product(x1,x2)),
    inference(unit_resolution,[status(thm)],[254,47]) ).

tff(256,plain,
    product(eta(x0),product(x1,x2)) = product(quotient(product(eta(x0),x1),eta(x0)),difference(quotient(product(eta(x0),x1),eta(x0)),product(eta(x0),product(x1,x2)))),
    inference(symmetry,[status(thm)],[255]) ).

tff(257,plain,
    product(eta(x0),product(x1,x2)) = product(product(eta(x0),x1),x2),
    inference(transitivity,[status(thm)],[256,253,239,90,84,81,77,68,9]) ).

tff(258,plain,
    ( ( product(eta(x0),product(x1,x2)) != product(product(eta(x0),x1),x2) )
  <=> ( product(eta(x0),product(x1,x2)) != product(product(eta(x0),x1),x2) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(259,axiom,
    product(eta(x0),product(x1,x2)) != product(product(eta(x0),x1),x2),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',goals) ).

tff(260,plain,
    product(eta(x0),product(x1,x2)) != product(product(eta(x0),x1),x2),
    inference(modus_ponens,[status(thm)],[259,258]) ).

tff(261,plain,
    $false,
    inference(unit_resolution,[status(thm)],[260,257]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem    : GRP766-1 : TPTP v9.0.0. Released v4.1.0.
% 0.04/0.12  % Command    : run_E %s %d THM
% 0.12/0.34  % Computer : n003.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   : Thu Jun 19 17:05:39 EDT 2025
% 0.12/0.34  % CPUTime    : 
% 1.23/1.41  % SZS status Unsatisfiable
% 1.23/1.41  % SZS output start Proof
% See solution above
% 1.23/1.45  % E exiting
%------------------------------------------------------------------------------