TSTP Solution File: FLD001-3 by CSE_E---1.5

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : FLD001-3 : TPTP v8.1.2. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s

% Computer : n002.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Aug 30 22:27:11 EDT 2023

% Result   : Unsatisfiable 1.72s 1.79s
% Output   : CNFRefutation 1.72s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   32
% Syntax   : Number of formulae    :  108 (  39 unt;  12 typ;   0 def)
%            Number of atoms       :  196 (   0 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :  201 ( 101   ~; 100   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   15 (   8   >;   7   *;   0   +;   0  <<)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-3 aty)
%            Number of functors    :    8 (   8 usr;   4 con; 0-2 aty)
%            Number of variables   :  138 (   0 sgn;   0   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(decl_22,type,
    sum: ( $i * $i * $i ) > $o ).

tff(decl_23,type,
    additive_identity: $i ).

tff(decl_24,type,
    defined: $i > $o ).

tff(decl_25,type,
    additive_inverse: $i > $i ).

tff(decl_26,type,
    product: ( $i * $i * $i ) > $o ).

tff(decl_27,type,
    multiplicative_identity: $i ).

tff(decl_28,type,
    multiplicative_inverse: $i > $i ).

tff(decl_29,type,
    add: ( $i * $i ) > $i ).

tff(decl_30,type,
    multiply: ( $i * $i ) > $i ).

tff(decl_31,type,
    less_or_equal: ( $i * $i ) > $o ).

tff(decl_32,type,
    a: $i ).

tff(decl_33,type,
    b: $i ).

cnf(commutativity_addition,axiom,
    ( sum(X1,X2,X3)
    | ~ sum(X2,X1,X3) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',commutativity_addition) ).

cnf(sum_3,hypothesis,
    sum(additive_identity,a,b),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sum_3) ).

cnf(existence_of_identity_addition,axiom,
    ( sum(additive_identity,X1,X1)
    | ~ defined(X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',existence_of_identity_addition) ).

cnf(a_is_defined,hypothesis,
    defined(a),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_is_defined) ).

cnf(totality_of_order_relation,axiom,
    ( less_or_equal(X1,X2)
    | less_or_equal(X2,X1)
    | ~ defined(X1)
    | ~ defined(X2) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',totality_of_order_relation) ).

cnf(compatibility_of_order_relation_and_addition,axiom,
    ( less_or_equal(X1,X2)
    | ~ less_or_equal(X3,X4)
    | ~ sum(X3,X5,X1)
    | ~ sum(X4,X5,X2) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',compatibility_of_order_relation_and_addition) ).

cnf(existence_of_identity_multiplication,axiom,
    ( product(multiplicative_identity,X1,X1)
    | ~ defined(X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',existence_of_identity_multiplication) ).

cnf(b_is_defined,hypothesis,
    defined(b),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',b_is_defined) ).

cnf(well_definedness_of_additive_identity,axiom,
    defined(additive_identity),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',well_definedness_of_additive_identity) ).

cnf(associativity_multiplication_1,axiom,
    ( product(X1,X2,X3)
    | ~ product(X1,X4,X5)
    | ~ product(X4,X6,X2)
    | ~ product(X5,X6,X3) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',associativity_multiplication_1) ).

cnf(totality_of_multiplication,axiom,
    ( product(X1,X2,multiply(X1,X2))
    | ~ defined(X1)
    | ~ defined(X2) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',totality_of_multiplication) ).

cnf(antisymmetry_of_order_relation,axiom,
    ( sum(additive_identity,X1,X2)
    | ~ less_or_equal(X1,X2)
    | ~ less_or_equal(X2,X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',antisymmetry_of_order_relation) ).

cnf(commutativity_multiplication,axiom,
    ( product(X1,X2,X3)
    | ~ product(X2,X1,X3) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',commutativity_multiplication) ).

cnf(well_definedness_of_multiplicative_identity,axiom,
    defined(multiplicative_identity),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',well_definedness_of_multiplicative_identity) ).

cnf(well_definedness_of_additive_inverse,axiom,
    ( defined(additive_inverse(X1))
    | ~ defined(X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',well_definedness_of_additive_inverse) ).

cnf(associativity_multiplication_2,axiom,
    ( product(X1,X2,X3)
    | ~ product(X4,X5,X1)
    | ~ product(X5,X2,X6)
    | ~ product(X4,X6,X3) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',associativity_multiplication_2) ).

cnf(associativity_addition_1,axiom,
    ( sum(X1,X2,X3)
    | ~ sum(X1,X4,X5)
    | ~ sum(X4,X6,X2)
    | ~ sum(X5,X6,X3) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',associativity_addition_1) ).

cnf(existence_of_inverse_addition,axiom,
    ( sum(additive_inverse(X1),X1,additive_identity)
    | ~ defined(X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',existence_of_inverse_addition) ).

cnf(distributivity_2,axiom,
    ( product(X1,X2,X3)
    | ~ sum(X4,X5,X1)
    | ~ product(X4,X2,X6)
    | ~ product(X5,X2,X7)
    | ~ sum(X6,X7,X3) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',distributivity_2) ).

cnf(not_product_4,negated_conjecture,
    ~ product(multiplicative_identity,a,b),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',not_product_4) ).

cnf(c_0_20,axiom,
    ( sum(X1,X2,X3)
    | ~ sum(X2,X1,X3) ),
    commutativity_addition ).

cnf(c_0_21,hypothesis,
    sum(additive_identity,a,b),
    sum_3 ).

cnf(c_0_22,axiom,
    ( sum(additive_identity,X1,X1)
    | ~ defined(X1) ),
    existence_of_identity_addition ).

cnf(c_0_23,hypothesis,
    defined(a),
    a_is_defined ).

cnf(c_0_24,axiom,
    ( less_or_equal(X1,X2)
    | less_or_equal(X2,X1)
    | ~ defined(X1)
    | ~ defined(X2) ),
    totality_of_order_relation ).

cnf(c_0_25,axiom,
    ( less_or_equal(X1,X2)
    | ~ less_or_equal(X3,X4)
    | ~ sum(X3,X5,X1)
    | ~ sum(X4,X5,X2) ),
    compatibility_of_order_relation_and_addition ).

cnf(c_0_26,hypothesis,
    sum(a,additive_identity,b),
    inference(spm,[status(thm)],[c_0_20,c_0_21]) ).

cnf(c_0_27,hypothesis,
    sum(additive_identity,a,a),
    inference(spm,[status(thm)],[c_0_22,c_0_23]) ).

cnf(c_0_28,plain,
    ( less_or_equal(X1,X1)
    | ~ defined(X1) ),
    inference(ef,[status(thm)],[c_0_24]) ).

cnf(c_0_29,axiom,
    ( product(multiplicative_identity,X1,X1)
    | ~ defined(X1) ),
    existence_of_identity_multiplication ).

cnf(c_0_30,hypothesis,
    defined(b),
    b_is_defined ).

cnf(c_0_31,hypothesis,
    ( less_or_equal(X1,b)
    | ~ less_or_equal(X2,a)
    | ~ sum(X2,additive_identity,X1) ),
    inference(spm,[status(thm)],[c_0_25,c_0_26]) ).

cnf(c_0_32,hypothesis,
    sum(a,additive_identity,a),
    inference(spm,[status(thm)],[c_0_20,c_0_27]) ).

cnf(c_0_33,hypothesis,
    less_or_equal(a,a),
    inference(spm,[status(thm)],[c_0_28,c_0_23]) ).

cnf(c_0_34,axiom,
    defined(additive_identity),
    well_definedness_of_additive_identity ).

cnf(c_0_35,axiom,
    ( product(X1,X2,X3)
    | ~ product(X1,X4,X5)
    | ~ product(X4,X6,X2)
    | ~ product(X5,X6,X3) ),
    associativity_multiplication_1 ).

cnf(c_0_36,hypothesis,
    product(multiplicative_identity,b,b),
    inference(spm,[status(thm)],[c_0_29,c_0_30]) ).

cnf(c_0_37,axiom,
    ( product(X1,X2,multiply(X1,X2))
    | ~ defined(X1)
    | ~ defined(X2) ),
    totality_of_multiplication ).

cnf(c_0_38,axiom,
    ( sum(additive_identity,X1,X2)
    | ~ less_or_equal(X1,X2)
    | ~ less_or_equal(X2,X1) ),
    antisymmetry_of_order_relation ).

cnf(c_0_39,hypothesis,
    less_or_equal(a,b),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_31,c_0_32]),c_0_33])]) ).

cnf(c_0_40,hypothesis,
    ( less_or_equal(X1,a)
    | ~ less_or_equal(X2,additive_identity)
    | ~ sum(X2,a,X1) ),
    inference(spm,[status(thm)],[c_0_25,c_0_27]) ).

cnf(c_0_41,plain,
    less_or_equal(additive_identity,additive_identity),
    inference(spm,[status(thm)],[c_0_28,c_0_34]) ).

cnf(c_0_42,axiom,
    ( product(X1,X2,X3)
    | ~ product(X2,X1,X3) ),
    commutativity_multiplication ).

cnf(c_0_43,hypothesis,
    product(multiplicative_identity,a,a),
    inference(spm,[status(thm)],[c_0_29,c_0_23]) ).

cnf(c_0_44,axiom,
    defined(multiplicative_identity),
    well_definedness_of_multiplicative_identity ).

cnf(c_0_45,hypothesis,
    ( product(X1,X2,b)
    | ~ product(X3,b,X2)
    | ~ product(X1,X3,multiplicative_identity) ),
    inference(spm,[status(thm)],[c_0_35,c_0_36]) ).

cnf(c_0_46,hypothesis,
    ( product(X1,a,multiply(X1,a))
    | ~ defined(X1) ),
    inference(spm,[status(thm)],[c_0_37,c_0_23]) ).

cnf(c_0_47,hypothesis,
    ( sum(additive_identity,b,a)
    | ~ less_or_equal(b,a) ),
    inference(spm,[status(thm)],[c_0_38,c_0_39]) ).

cnf(c_0_48,hypothesis,
    less_or_equal(b,a),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_40,c_0_21]),c_0_41])]) ).

cnf(c_0_49,axiom,
    ( defined(additive_inverse(X1))
    | ~ defined(X1) ),
    well_definedness_of_additive_inverse ).

cnf(c_0_50,axiom,
    ( product(X1,X2,X3)
    | ~ product(X4,X5,X1)
    | ~ product(X5,X2,X6)
    | ~ product(X4,X6,X3) ),
    associativity_multiplication_2 ).

cnf(c_0_51,hypothesis,
    product(a,multiplicative_identity,a),
    inference(spm,[status(thm)],[c_0_42,c_0_43]) ).

cnf(c_0_52,plain,
    product(multiplicative_identity,multiplicative_identity,multiplicative_identity),
    inference(spm,[status(thm)],[c_0_29,c_0_44]) ).

cnf(c_0_53,hypothesis,
    ( product(X1,b,b)
    | ~ product(X1,multiplicative_identity,multiplicative_identity) ),
    inference(spm,[status(thm)],[c_0_45,c_0_36]) ).

cnf(c_0_54,hypothesis,
    product(multiplicative_identity,a,multiply(multiplicative_identity,a)),
    inference(spm,[status(thm)],[c_0_46,c_0_44]) ).

cnf(c_0_55,hypothesis,
    sum(additive_identity,b,a),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_47,c_0_48])]) ).

cnf(c_0_56,plain,
    ( sum(additive_identity,additive_inverse(X1),additive_inverse(X1))
    | ~ defined(X1) ),
    inference(spm,[status(thm)],[c_0_22,c_0_49]) ).

cnf(c_0_57,axiom,
    ( sum(X1,X2,X3)
    | ~ sum(X1,X4,X5)
    | ~ sum(X4,X6,X2)
    | ~ sum(X5,X6,X3) ),
    associativity_addition_1 ).

cnf(c_0_58,hypothesis,
    sum(additive_identity,b,b),
    inference(spm,[status(thm)],[c_0_22,c_0_30]) ).

cnf(c_0_59,plain,
    ( product(multiplicative_identity,additive_inverse(X1),additive_inverse(X1))
    | ~ defined(X1) ),
    inference(spm,[status(thm)],[c_0_29,c_0_49]) ).

cnf(c_0_60,hypothesis,
    ( product(X1,multiplicative_identity,X2)
    | ~ product(X3,a,X2)
    | ~ product(X3,a,X1) ),
    inference(spm,[status(thm)],[c_0_50,c_0_51]) ).

cnf(c_0_61,plain,
    ( product(X1,multiplicative_identity,X2)
    | ~ product(X3,multiplicative_identity,X2)
    | ~ product(X3,multiplicative_identity,X1) ),
    inference(spm,[status(thm)],[c_0_50,c_0_52]) ).

cnf(c_0_62,hypothesis,
    ( product(b,X1,b)
    | ~ product(X1,multiplicative_identity,multiplicative_identity) ),
    inference(spm,[status(thm)],[c_0_42,c_0_53]) ).

cnf(c_0_63,hypothesis,
    product(a,multiplicative_identity,multiply(multiplicative_identity,a)),
    inference(spm,[status(thm)],[c_0_42,c_0_54]) ).

cnf(c_0_64,hypothesis,
    sum(b,additive_identity,a),
    inference(spm,[status(thm)],[c_0_20,c_0_55]) ).

cnf(c_0_65,plain,
    sum(additive_identity,additive_inverse(additive_identity),additive_inverse(additive_identity)),
    inference(spm,[status(thm)],[c_0_56,c_0_34]) ).

cnf(c_0_66,hypothesis,
    ( sum(X1,X2,b)
    | ~ sum(X3,b,X2)
    | ~ sum(X1,X3,additive_identity) ),
    inference(spm,[status(thm)],[c_0_57,c_0_58]) ).

cnf(c_0_67,plain,
    product(multiplicative_identity,additive_inverse(additive_identity),additive_inverse(additive_identity)),
    inference(spm,[status(thm)],[c_0_59,c_0_34]) ).

cnf(c_0_68,hypothesis,
    ( sum(X1,X2,b)
    | ~ sum(X3,additive_identity,X2)
    | ~ sum(X1,X3,a) ),
    inference(spm,[status(thm)],[c_0_57,c_0_26]) ).

cnf(c_0_69,hypothesis,
    product(b,multiplicative_identity,b),
    inference(spm,[status(thm)],[c_0_42,c_0_36]) ).

cnf(c_0_70,hypothesis,
    ( product(X1,multiplicative_identity,a)
    | ~ product(multiplicative_identity,a,X1) ),
    inference(spm,[status(thm)],[c_0_60,c_0_43]) ).

cnf(c_0_71,hypothesis,
    ( product(X1,multiplicative_identity,b)
    | ~ product(b,multiplicative_identity,X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_61,c_0_62]),c_0_52])]) ).

cnf(c_0_72,hypothesis,
    ( product(X1,multiplicative_identity,multiply(multiplicative_identity,a))
    | ~ product(a,multiplicative_identity,X1) ),
    inference(spm,[status(thm)],[c_0_61,c_0_63]) ).

cnf(c_0_73,hypothesis,
    ( sum(X1,X2,a)
    | ~ sum(X3,additive_identity,X2)
    | ~ sum(X1,X3,b) ),
    inference(spm,[status(thm)],[c_0_57,c_0_64]) ).

cnf(c_0_74,plain,
    sum(additive_inverse(additive_identity),additive_identity,additive_inverse(additive_identity)),
    inference(spm,[status(thm)],[c_0_20,c_0_65]) ).

cnf(c_0_75,hypothesis,
    ( sum(X1,a,b)
    | ~ sum(X1,additive_identity,additive_identity) ),
    inference(spm,[status(thm)],[c_0_66,c_0_55]) ).

cnf(c_0_76,axiom,
    ( sum(additive_inverse(X1),X1,additive_identity)
    | ~ defined(X1) ),
    existence_of_inverse_addition ).

cnf(c_0_77,axiom,
    ( product(X1,X2,X3)
    | ~ sum(X4,X5,X1)
    | ~ product(X4,X2,X6)
    | ~ product(X5,X2,X7)
    | ~ sum(X6,X7,X3) ),
    distributivity_2 ).

cnf(c_0_78,plain,
    product(additive_inverse(additive_identity),multiplicative_identity,additive_inverse(additive_identity)),
    inference(spm,[status(thm)],[c_0_42,c_0_67]) ).

cnf(c_0_79,hypothesis,
    ( sum(X1,a,b)
    | ~ sum(X1,a,a) ),
    inference(spm,[status(thm)],[c_0_68,c_0_32]) ).

cnf(c_0_80,hypothesis,
    ( product(X1,X2,b)
    | ~ product(X3,multiplicative_identity,X2)
    | ~ product(X1,X3,b) ),
    inference(spm,[status(thm)],[c_0_35,c_0_69]) ).

cnf(c_0_81,hypothesis,
    product(multiply(multiplicative_identity,a),multiplicative_identity,a),
    inference(spm,[status(thm)],[c_0_70,c_0_54]) ).

cnf(c_0_82,hypothesis,
    ( product(multiply(multiplicative_identity,a),multiplicative_identity,b)
    | ~ product(a,multiplicative_identity,b) ),
    inference(spm,[status(thm)],[c_0_71,c_0_72]) ).

cnf(c_0_83,hypothesis,
    ( sum(X1,additive_inverse(additive_identity),a)
    | ~ sum(X1,additive_inverse(additive_identity),b) ),
    inference(spm,[status(thm)],[c_0_73,c_0_74]) ).

cnf(c_0_84,hypothesis,
    ( sum(a,X1,b)
    | ~ sum(X1,additive_identity,additive_identity) ),
    inference(spm,[status(thm)],[c_0_20,c_0_75]) ).

cnf(c_0_85,plain,
    sum(additive_inverse(additive_identity),additive_identity,additive_identity),
    inference(spm,[status(thm)],[c_0_76,c_0_34]) ).

cnf(c_0_86,plain,
    ( product(X1,multiplicative_identity,X2)
    | ~ product(X3,multiplicative_identity,X4)
    | ~ sum(X4,additive_inverse(additive_identity),X2)
    | ~ sum(X3,additive_inverse(additive_identity),X1) ),
    inference(spm,[status(thm)],[c_0_77,c_0_78]) ).

cnf(c_0_87,hypothesis,
    ( sum(a,X1,b)
    | ~ sum(X1,a,a) ),
    inference(spm,[status(thm)],[c_0_20,c_0_79]) ).

cnf(c_0_88,hypothesis,
    ( product(X1,a,b)
    | ~ product(X1,multiply(multiplicative_identity,a),b) ),
    inference(spm,[status(thm)],[c_0_80,c_0_81]) ).

cnf(c_0_89,hypothesis,
    ( product(multiplicative_identity,multiply(multiplicative_identity,a),b)
    | ~ product(a,multiplicative_identity,b) ),
    inference(spm,[status(thm)],[c_0_42,c_0_82]) ).

cnf(c_0_90,negated_conjecture,
    ~ product(multiplicative_identity,a,b),
    not_product_4 ).

cnf(c_0_91,hypothesis,
    sum(a,additive_inverse(additive_identity),a),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_83,c_0_84]),c_0_85])]) ).

cnf(c_0_92,hypothesis,
    ( product(X1,multiplicative_identity,b)
    | ~ product(X2,multiplicative_identity,a)
    | ~ sum(X2,additive_inverse(additive_identity),X1)
    | ~ sum(additive_inverse(additive_identity),a,a) ),
    inference(spm,[status(thm)],[c_0_86,c_0_87]) ).

cnf(c_0_93,hypothesis,
    ~ product(a,multiplicative_identity,b),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_88,c_0_89]),c_0_90]) ).

cnf(c_0_94,hypothesis,
    sum(additive_inverse(additive_identity),a,a),
    inference(spm,[status(thm)],[c_0_20,c_0_91]) ).

cnf(c_0_95,plain,
    $false,
    inference(cdclpropres,[status(thm)],[c_0_92,c_0_93,c_0_94,c_0_91,c_0_51]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem    : FLD001-3 : TPTP v8.1.2. Bugfixed v2.1.0.
% 0.11/0.13  % Command    : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s
% 0.13/0.34  % Computer : n002.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   : Sun Aug 27 23:46:34 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.20/0.57  start to proof: theBenchmark
% 1.72/1.79  % Version  : CSE_E---1.5
% 1.72/1.79  % Problem  : theBenchmark.p
% 1.72/1.79  % Proof found
% 1.72/1.79  % SZS status Theorem for theBenchmark.p
% 1.72/1.79  % SZS output start Proof
% See solution above
% 1.72/1.80  % Total time : 1.214000 s
% 1.72/1.80  % SZS output end Proof
% 1.72/1.80  % Total time : 1.218000 s
%------------------------------------------------------------------------------