TSTP Solution File: GRP120-1 by Twee---2.4.2

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Twee---2.4.2
% Problem  : GRP120-1 : TPTP v8.1.2. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : parallel-twee %s --tstp --conditional-encoding if --smaller --drop-non-horn --give-up-on-saturation --explain-encoding --formal-proof

% Computer : n001.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 : Thu Aug 31 01:17:04 EDT 2023

% Result   : Unsatisfiable 0.19s 0.49s
% Output   : Proof 0.19s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : GRP120-1 : TPTP v8.1.2. Released v1.2.0.
% 0.12/0.13  % Command  : parallel-twee %s --tstp --conditional-encoding if --smaller --drop-non-horn --give-up-on-saturation --explain-encoding --formal-proof
% 0.13/0.34  % Computer : n001.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Mon Aug 28 20:12:05 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.19/0.49  Command-line arguments: --lhs-weight 9 --flip-ordering --complete-subsets --normalise-queue-percent 10 --cp-renormalise-threshold 10
% 0.19/0.49  
% 0.19/0.49  % SZS status Unsatisfiable
% 0.19/0.49  
% 0.19/0.57  % SZS output start Proof
% 0.19/0.57  Axiom 1 (single_axiom2): multiply(identity, identity) = identity.
% 0.19/0.57  Axiom 2 (single_axiom): multiply(X, multiply(multiply(X, multiply(multiply(X, X), multiply(Y, Z))), multiply(Z, multiply(Z, Z)))) = Y.
% 0.19/0.57  
% 0.19/0.57  Lemma 3: multiply(X, multiply(multiply(X, multiply(multiply(X, X), multiply(Y, identity))), identity)) = Y.
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(X, multiply(multiply(X, multiply(multiply(X, X), multiply(Y, identity))), identity))
% 0.19/0.57  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.57    multiply(X, multiply(multiply(X, multiply(multiply(X, X), multiply(Y, identity))), multiply(identity, identity)))
% 0.19/0.57  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.57    multiply(X, multiply(multiply(X, multiply(multiply(X, X), multiply(Y, identity))), multiply(identity, multiply(identity, identity))))
% 0.19/0.57  = { by axiom 2 (single_axiom) }
% 0.19/0.57    Y
% 0.19/0.57  
% 0.19/0.57  Lemma 4: multiply(identity, multiply(multiply(identity, multiply(identity, multiply(X, identity))), identity)) = X.
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(identity, multiply(multiply(identity, multiply(identity, multiply(X, identity))), identity))
% 0.19/0.57  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.57    multiply(identity, multiply(multiply(identity, multiply(multiply(identity, identity), multiply(X, identity))), identity))
% 0.19/0.57  = { by lemma 3 }
% 0.19/0.57    X
% 0.19/0.57  
% 0.19/0.57  Lemma 5: multiply(identity, multiply(multiply(identity, X), identity)) = multiply(identity, multiply(identity, multiply(X, identity))).
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(identity, multiply(multiply(identity, X), identity))
% 0.19/0.57  = { by lemma 3 R->L }
% 0.19/0.57    multiply(identity, multiply(multiply(identity, multiply(identity, multiply(multiply(identity, multiply(multiply(identity, identity), multiply(X, identity))), identity))), identity))
% 0.19/0.57  = { by lemma 4 }
% 0.19/0.57    multiply(identity, multiply(multiply(identity, identity), multiply(X, identity)))
% 0.19/0.57  = { by axiom 1 (single_axiom2) }
% 0.19/0.57    multiply(identity, multiply(identity, multiply(X, identity)))
% 0.19/0.57  
% 0.19/0.57  Lemma 6: multiply(identity, multiply(identity, multiply(multiply(multiply(identity, X), identity), identity))) = X.
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(identity, multiply(identity, multiply(multiply(multiply(identity, X), identity), identity)))
% 0.19/0.57  = { by lemma 5 R->L }
% 0.19/0.57    multiply(identity, multiply(multiply(identity, multiply(multiply(identity, X), identity)), identity))
% 0.19/0.57  = { by lemma 5 }
% 0.19/0.57    multiply(identity, multiply(multiply(identity, multiply(identity, multiply(X, identity))), identity))
% 0.19/0.57  = { by lemma 4 }
% 0.19/0.57    X
% 0.19/0.57  
% 0.19/0.57  Lemma 7: multiply(multiply(identity, X), identity) = multiply(identity, multiply(X, identity)).
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(multiply(identity, X), identity)
% 0.19/0.57  = { by lemma 4 R->L }
% 0.19/0.57    multiply(identity, multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, X), identity), identity))), identity))
% 0.19/0.57  = { by lemma 6 }
% 0.19/0.57    multiply(identity, multiply(X, identity))
% 0.19/0.57  
% 0.19/0.57  Lemma 8: multiply(multiply(identity, multiply(identity, multiply(X, Y))), multiply(Y, multiply(Y, Y))) = multiply(identity, multiply(identity, multiply(multiply(X, identity), identity))).
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(multiply(identity, multiply(identity, multiply(X, Y))), multiply(Y, multiply(Y, Y)))
% 0.19/0.57  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.57    multiply(multiply(identity, multiply(multiply(identity, identity), multiply(X, Y))), multiply(Y, multiply(Y, Y)))
% 0.19/0.57  = { by lemma 6 R->L }
% 0.19/0.57    multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(multiply(identity, multiply(multiply(identity, identity), multiply(X, Y))), multiply(Y, multiply(Y, Y)))), identity), identity)))
% 0.19/0.57  = { by axiom 2 (single_axiom) }
% 0.19/0.57    multiply(identity, multiply(identity, multiply(multiply(X, identity), identity)))
% 0.19/0.57  
% 0.19/0.57  Lemma 9: multiply(multiply(identity, X), multiply(multiply(Y, multiply(Y, Y)), multiply(multiply(Y, multiply(Y, Y)), multiply(Y, multiply(Y, Y))))) = multiply(identity, multiply(X, Y)).
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(multiply(identity, X), multiply(multiply(Y, multiply(Y, Y)), multiply(multiply(Y, multiply(Y, Y)), multiply(Y, multiply(Y, Y)))))
% 0.19/0.57  = { by axiom 2 (single_axiom) R->L }
% 0.19/0.57    multiply(multiply(identity, multiply(identity, multiply(multiply(identity, multiply(multiply(identity, identity), multiply(X, Y))), multiply(Y, multiply(Y, Y))))), multiply(multiply(Y, multiply(Y, Y)), multiply(multiply(Y, multiply(Y, Y)), multiply(Y, multiply(Y, Y)))))
% 0.19/0.57  = { by lemma 8 }
% 0.19/0.57    multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(multiply(identity, identity), multiply(X, Y))), identity), identity)))
% 0.19/0.57  = { by lemma 6 }
% 0.19/0.57    multiply(multiply(identity, identity), multiply(X, Y))
% 0.19/0.57  = { by axiom 1 (single_axiom2) }
% 0.19/0.57    multiply(identity, multiply(X, Y))
% 0.19/0.57  
% 0.19/0.57  Lemma 10: multiply(multiply(X, multiply(X, X)), multiply(multiply(X, multiply(X, X)), multiply(X, multiply(X, X)))) = multiply(identity, X).
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(multiply(X, multiply(X, X)), multiply(multiply(X, multiply(X, X)), multiply(X, multiply(X, X))))
% 0.19/0.57  = { by lemma 6 R->L }
% 0.19/0.57    multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(multiply(X, multiply(X, X)), multiply(multiply(X, multiply(X, X)), multiply(X, multiply(X, X))))), identity), identity)))
% 0.19/0.57  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.57    multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, identity), multiply(multiply(X, multiply(X, X)), multiply(multiply(X, multiply(X, X)), multiply(X, multiply(X, X))))), identity), identity)))
% 0.19/0.57  = { by lemma 9 }
% 0.19/0.57    multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, X)), identity), identity)))
% 0.19/0.57  = { by lemma 6 }
% 0.19/0.57    multiply(identity, X)
% 0.19/0.57  
% 0.19/0.57  Lemma 11: multiply(multiply(identity, X), multiply(identity, Y)) = multiply(identity, multiply(X, Y)).
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(multiply(identity, X), multiply(identity, Y))
% 0.19/0.57  = { by lemma 10 R->L }
% 0.19/0.57    multiply(multiply(identity, X), multiply(multiply(Y, multiply(Y, Y)), multiply(multiply(Y, multiply(Y, Y)), multiply(Y, multiply(Y, Y)))))
% 0.19/0.57  = { by lemma 9 }
% 0.19/0.57    multiply(identity, multiply(X, Y))
% 0.19/0.57  
% 0.19/0.57  Lemma 12: multiply(multiply(X, X), multiply(multiply(X, multiply(multiply(X, Y), identity)), identity)) = Y.
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(multiply(X, X), multiply(multiply(X, multiply(multiply(X, Y), identity)), identity))
% 0.19/0.57  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.57    multiply(multiply(X, X), multiply(multiply(X, multiply(multiply(X, Y), identity)), multiply(identity, identity)))
% 0.19/0.57  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.57    multiply(multiply(X, X), multiply(multiply(X, multiply(multiply(X, Y), identity)), multiply(identity, multiply(identity, identity))))
% 0.19/0.57  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.57    multiply(multiply(X, X), multiply(multiply(X, multiply(multiply(X, Y), multiply(identity, identity))), multiply(identity, multiply(identity, identity))))
% 0.19/0.57  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.57    multiply(multiply(X, X), multiply(multiply(X, multiply(multiply(X, Y), multiply(identity, multiply(identity, identity)))), multiply(identity, multiply(identity, identity))))
% 0.19/0.57  = { by lemma 3 R->L }
% 0.19/0.57    multiply(multiply(X, X), multiply(multiply(X, multiply(multiply(X, multiply(multiply(X, X), multiply(multiply(multiply(X, X), multiply(multiply(multiply(X, X), multiply(X, X)), multiply(Y, identity))), identity))), multiply(identity, multiply(identity, identity)))), multiply(identity, multiply(identity, identity))))
% 0.19/0.57  = { by axiom 2 (single_axiom) }
% 0.19/0.57    multiply(multiply(X, X), multiply(multiply(multiply(X, X), multiply(multiply(multiply(X, X), multiply(X, X)), multiply(Y, identity))), multiply(identity, multiply(identity, identity))))
% 0.19/0.57  = { by axiom 2 (single_axiom) }
% 0.19/0.57    Y
% 0.19/0.57  
% 0.19/0.57  Lemma 13: multiply(multiply(X, multiply(multiply(X, multiply(multiply(X, X), Y)), identity)), identity) = Y.
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(multiply(X, multiply(multiply(X, multiply(multiply(X, X), Y)), identity)), identity)
% 0.19/0.57  = { by lemma 12 R->L }
% 0.19/0.57    multiply(multiply(multiply(X, X), multiply(X, X)), multiply(multiply(multiply(X, X), multiply(multiply(multiply(X, X), multiply(multiply(X, multiply(multiply(X, multiply(multiply(X, X), Y)), identity)), identity)), identity)), identity))
% 0.19/0.57  = { by lemma 12 }
% 0.19/0.57    multiply(multiply(multiply(X, X), multiply(X, X)), multiply(multiply(multiply(X, X), multiply(multiply(multiply(X, X), Y), identity)), identity))
% 0.19/0.57  = { by lemma 12 }
% 0.19/0.57    Y
% 0.19/0.57  
% 0.19/0.57  Lemma 14: multiply(multiply(X, multiply(multiply(X, X), Y)), identity) = multiply(multiply(X, X), multiply(multiply(X, Y), identity)).
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(multiply(X, multiply(multiply(X, X), Y)), identity)
% 0.19/0.57  = { by lemma 12 R->L }
% 0.19/0.57    multiply(multiply(X, X), multiply(multiply(X, multiply(multiply(X, multiply(multiply(X, multiply(multiply(X, X), Y)), identity)), identity)), identity))
% 0.19/0.57  = { by lemma 13 }
% 0.19/0.57    multiply(multiply(X, X), multiply(multiply(X, Y), identity))
% 0.19/0.57  
% 0.19/0.57  Lemma 15: multiply(X, multiply(multiply(X, X), multiply(multiply(X, Y), identity))) = multiply(identity, multiply(identity, multiply(identity, multiply(Y, identity)))).
% 0.19/0.57  Proof:
% 0.19/0.57    multiply(X, multiply(multiply(X, X), multiply(multiply(X, Y), identity)))
% 0.19/0.57  = { by lemma 14 R->L }
% 0.19/0.57    multiply(X, multiply(multiply(X, multiply(multiply(X, X), Y)), identity))
% 0.19/0.57  = { by lemma 4 R->L }
% 0.19/0.57    multiply(identity, multiply(multiply(identity, multiply(identity, multiply(multiply(X, multiply(multiply(X, multiply(multiply(X, X), Y)), identity)), identity))), identity))
% 0.19/0.57  = { by lemma 13 }
% 0.19/0.57    multiply(identity, multiply(multiply(identity, multiply(identity, Y)), identity))
% 0.19/0.57  = { by lemma 5 }
% 0.19/0.57    multiply(identity, multiply(identity, multiply(multiply(identity, Y), identity)))
% 0.19/0.57  = { by lemma 5 }
% 0.19/0.58    multiply(identity, multiply(identity, multiply(identity, multiply(Y, identity))))
% 0.19/0.58  
% 0.19/0.58  Lemma 16: multiply(multiply(identity, X), identity) = multiply(identity, X).
% 0.19/0.58  Proof:
% 0.19/0.58    multiply(multiply(identity, X), identity)
% 0.19/0.58  = { by lemma 7 }
% 0.19/0.58    multiply(identity, multiply(X, identity))
% 0.19/0.58  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.58    multiply(identity, multiply(X, multiply(identity, identity)))
% 0.19/0.58  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.58    multiply(identity, multiply(X, multiply(identity, multiply(identity, identity))))
% 0.19/0.58  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.58    multiply(identity, multiply(X, multiply(identity, multiply(identity, multiply(identity, identity)))))
% 0.19/0.58  = { by lemma 5 R->L }
% 0.19/0.58    multiply(identity, multiply(X, multiply(identity, multiply(multiply(identity, identity), identity))))
% 0.19/0.58  = { by lemma 11 R->L }
% 0.19/0.58    multiply(multiply(identity, X), multiply(identity, multiply(identity, multiply(multiply(identity, identity), identity))))
% 0.19/0.58  = { by lemma 8 R->L }
% 0.19/0.58    multiply(multiply(identity, X), multiply(multiply(identity, multiply(identity, multiply(identity, multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.58  = { by lemma 15 R->L }
% 0.19/0.58    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(multiply(multiply(identity, X), multiply(multiply(identity, X), multiply(identity, X))), identity))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.58  = { by lemma 6 R->L }
% 0.19/0.58    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(multiply(multiply(identity, X), multiply(multiply(identity, X), multiply(identity, X))), identity)), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.58  = { by lemma 6 R->L }
% 0.19/0.58    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, X), multiply(multiply(identity, X), multiply(identity, X))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.58  = { by lemma 6 R->L }
% 0.19/0.58    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(multiply(identity, X), multiply(multiply(identity, X), multiply(identity, X)))), identity), identity))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.58  = { by axiom 1 (single_axiom2) R->L }
% 0.19/0.58    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, identity), multiply(multiply(identity, X), multiply(multiply(identity, X), multiply(identity, X)))), identity), identity))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.58  = { by lemma 10 R->L }
% 0.19/0.58    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, identity), multiply(multiply(identity, X), multiply(multiply(multiply(X, multiply(X, X)), multiply(multiply(X, multiply(X, X)), multiply(X, multiply(X, X)))), multiply(identity, X)))), identity), identity))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.58  = { by lemma 10 R->L }
% 0.19/0.58    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, identity), multiply(multiply(identity, X), multiply(multiply(multiply(X, multiply(X, X)), multiply(multiply(X, multiply(X, X)), multiply(X, multiply(X, X)))), multiply(multiply(X, multiply(X, X)), multiply(multiply(X, multiply(X, X)), multiply(X, multiply(X, X))))))), identity), identity))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.58  = { by lemma 10 R->L }
% 0.19/0.58    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, identity), multiply(multiply(multiply(X, multiply(X, X)), multiply(multiply(X, multiply(X, X)), multiply(X, multiply(X, X)))), multiply(multiply(multiply(X, multiply(X, X)), multiply(multiply(X, multiply(X, X)), multiply(X, multiply(X, X)))), multiply(multiply(X, multiply(X, X)), multiply(multiply(X, multiply(X, X)), multiply(X, multiply(X, X))))))), identity), identity))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.58  = { by lemma 9 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(X, multiply(X, X)))), identity), identity))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 6 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(identity, multiply(X, multiply(X, X))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 7 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(identity, multiply(multiply(X, multiply(X, X)), identity)))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 15 R->L }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(identity, multiply(identity, multiply(identity, X)))), multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(X, multiply(X, X))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 8 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(identity, multiply(identity, multiply(identity, X)))), multiply(multiply(identity, multiply(identity, multiply(multiply(identity, identity), identity))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 5 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(identity, multiply(identity, multiply(identity, X)))), multiply(multiply(identity, multiply(identity, multiply(identity, multiply(identity, identity)))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by axiom 1 (single_axiom2) }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(identity, multiply(identity, multiply(identity, X)))), multiply(multiply(identity, multiply(identity, multiply(identity, identity))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by axiom 1 (single_axiom2) }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(identity, multiply(identity, multiply(identity, X)))), multiply(multiply(identity, multiply(identity, identity)), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by axiom 1 (single_axiom2) }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(identity, multiply(identity, multiply(identity, X)))), multiply(multiply(identity, identity), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by axiom 1 (single_axiom2) }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(identity, multiply(identity, multiply(identity, X)))), multiply(identity, identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 11 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(multiply(identity, multiply(multiply(identity, multiply(identity, X)), multiply(identity, multiply(identity, X)))), multiply(identity, identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 11 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, multiply(identity, multiply(identity, X))), multiply(identity, multiply(multiply(multiply(identity, multiply(identity, X)), multiply(identity, multiply(identity, X))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 11 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(multiply(identity, multiply(identity, X)), multiply(multiply(multiply(identity, multiply(identity, X)), multiply(identity, multiply(identity, X))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 11 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(multiply(identity, multiply(identity, X)), multiply(multiply(identity, multiply(multiply(identity, X), multiply(identity, X))), identity))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 7 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(multiply(identity, multiply(identity, X)), multiply(identity, multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 11 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))), identity), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 6 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity))), identity), identity))))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by lemma 6 }
% 0.19/0.59    multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), multiply(multiply(identity, X), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(multiply(identity, X), multiply(identity, X)), identity), multiply(multiply(multiply(identity, X), multiply(identity, X)), identity)))))
% 0.19/0.59  = { by axiom 2 (single_axiom) }
% 0.19/0.59    multiply(identity, X)
% 0.19/0.59  
% 0.19/0.59  Goal 1 (prove_order3): multiply(identity, a) = a.
% 0.19/0.59  Proof:
% 0.19/0.59    multiply(identity, a)
% 0.19/0.59  = { by lemma 16 R->L }
% 0.19/0.59    multiply(multiply(identity, a), identity)
% 0.19/0.59  = { by lemma 7 }
% 0.19/0.59    multiply(identity, multiply(a, identity))
% 0.19/0.59  = { by lemma 12 R->L }
% 0.19/0.59    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(a, a), identity)), identity)), identity))
% 0.19/0.59  = { by lemma 6 R->L }
% 0.19/0.59    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, multiply(a, a)), identity), identity))), identity)), identity)), identity))
% 0.19/0.59  = { by lemma 11 R->L }
% 0.19/0.59    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(multiply(identity, a), multiply(identity, a)), identity), identity))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 8 R->L }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 16 R->L }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(multiply(identity, a), identity)))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 16 R->L }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(identity, a), multiply(multiply(multiply(identity, a), identity), multiply(multiply(identity, a), identity)))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 16 R->L }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(identity, a), multiply(multiply(multiply(identity, a), identity), multiply(multiply(multiply(identity, a), identity), identity)))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 16 R->L }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(identity, a), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(identity, a), identity), identity)))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 16 R->L }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), identity), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(identity, a), identity), identity)))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 16 R->L }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(identity, a), identity), identity)))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 12 R->L }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(multiply(identity, a), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(identity, a), identity), identity)))), identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 3 R->L }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(multiply(identity, multiply(multiply(identity, multiply(multiply(identity, identity), multiply(multiply(identity, a), identity))), identity)), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(identity, a), identity), identity)))), identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 5 }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, identity), multiply(multiply(identity, a), identity)), identity))), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(identity, a), identity), identity)))), identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by axiom 1 (single_axiom2) }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(identity, multiply(multiply(identity, a), identity)), identity))), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(identity, a), identity), identity)))), identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 5 }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(multiply(identity, multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), identity), identity)))), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(multiply(identity, a), identity), identity), multiply(multiply(multiply(identity, a), identity), identity)))), identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 8 }
% 0.19/0.60    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(identity, multiply(identity, multiply(multiply(identity, identity), identity))), identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.60  = { by lemma 5 }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(identity, multiply(identity, multiply(identity, multiply(identity, identity)))), identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.61  = { by axiom 1 (single_axiom2) }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(identity, multiply(identity, multiply(identity, identity))), identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.61  = { by axiom 1 (single_axiom2) }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(identity, multiply(identity, identity)), identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.61  = { by axiom 1 (single_axiom2) }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(identity, identity), identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.61  = { by axiom 1 (single_axiom2) }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, identity)), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.61  = { by axiom 1 (single_axiom2) }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), identity), identity))))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.61  = { by lemma 14 R->L }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), multiply(identity, a)), multiply(multiply(multiply(identity, a), multiply(multiply(multiply(identity, a), multiply(identity, a)), identity)), identity)))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.61  = { by lemma 12 }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.61  = { by lemma 9 }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(identity, multiply(multiply(identity, multiply(identity, a)), multiply(identity, a))), identity)), identity)), identity))
% 0.19/0.61  = { by lemma 16 R->L }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(identity, multiply(multiply(identity, multiply(multiply(identity, a), identity)), multiply(identity, a))), identity)), identity)), identity))
% 0.19/0.61  = { by lemma 16 R->L }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(identity, multiply(multiply(identity, multiply(multiply(multiply(identity, a), identity), identity)), multiply(identity, a))), identity)), identity)), identity))
% 0.19/0.61  = { by lemma 9 R->L }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), identity), identity))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.61  = { by lemma 6 }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(a, multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a))), multiply(multiply(identity, a), multiply(multiply(identity, a), multiply(identity, a)))))), identity)), identity)), identity))
% 0.19/0.61  = { by lemma 10 }
% 0.19/0.61    multiply(identity, multiply(multiply(multiply(a, a), multiply(multiply(a, multiply(multiply(a, multiply(identity, multiply(identity, a))), identity)), identity)), identity))
% 0.19/0.61  = { by lemma 12 }
% 0.19/0.61    multiply(identity, multiply(multiply(identity, multiply(identity, a)), identity))
% 0.19/0.61  = { by lemma 5 }
% 0.19/0.61    multiply(identity, multiply(identity, multiply(multiply(identity, a), identity)))
% 0.19/0.61  = { by lemma 16 R->L }
% 0.19/0.61    multiply(identity, multiply(identity, multiply(multiply(multiply(identity, a), identity), identity)))
% 0.19/0.61  = { by lemma 6 }
% 0.19/0.61    a
% 0.19/0.61  % SZS output end Proof
% 0.19/0.61  
% 0.19/0.61  RESULT: Unsatisfiable (the axioms are contradictory).
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