1 include "logic/equality.ma".
3 (* Inclusion of: GRP165-1.p *)
5 (* -------------------------------------------------------------------------- *)
7 (* File : GRP165-1 : TPTP v3.7.0. Bugfixed v1.2.1. *)
9 (* Domain : Group Theory (Lattice Ordered) *)
11 (* Problem : An application of monotonicity *)
13 (* Version : [Fuc94] (equality) axioms. *)
15 (* English : Essentially a simple application of monotonicity, more *)
17 (* difficult when proved from the equations replacing *)
21 (* Refs : [Fuc94] Fuchs (1994), The Application of Goal-Orientated Heuri *)
23 (* : [Sch95] Schulz (1995), Explanation Based Learning for Distribu *)
25 (* Source : [Sch95] *)
27 (* Names : lat1a [Sch95] *)
29 (* Status : Unsatisfiable *)
31 (* Rating : 0.00 v2.0.0 *)
33 (* Syntax : Number of clauses : 17 ( 0 non-Horn; 17 unit; 2 RR) *)
35 (* Number of atoms : 17 ( 17 equality) *)
37 (* Maximal clause size : 1 ( 1 average) *)
39 (* Number of predicates : 1 ( 0 propositional; 2-2 arity) *)
41 (* Number of functors : 6 ( 2 constant; 0-2 arity) *)
43 (* Number of variables : 33 ( 2 singleton) *)
45 (* Maximal term depth : 3 ( 2 average) *)
47 (* Comments : ORDERING LPO inverse > product > greatest_lower_bound > *)
49 (* least_upper_bound > identity > a *)
51 (* Bugfixes : v1.2.1 - Duplicate axioms in GRP004-2.ax removed. *)
53 (* -------------------------------------------------------------------------- *)
55 (* ----Include equality group theory axioms *)
57 (* Inclusion of: Axioms/GRP004-0.ax *)
59 (* -------------------------------------------------------------------------- *)
61 (* File : GRP004-0 : TPTP v3.7.0. Released v1.0.0. *)
63 (* Domain : Group Theory *)
65 (* Axioms : Group theory (equality) axioms *)
67 (* Version : [MOW76] (equality) axioms : *)
69 (* Reduced > Complete. *)
73 (* Refs : [MOW76] McCharen et al. (1976), Problems and Experiments for a *)
75 (* : [Wos88] Wos (1988), Automated Reasoning - 33 Basic Research Pr *)
83 (* Syntax : Number of clauses : 3 ( 0 non-Horn; 3 unit; 0 RR) *)
85 (* Number of atoms : 3 ( 3 equality) *)
87 (* Maximal clause size : 1 ( 1 average) *)
89 (* Number of predicates : 1 ( 0 propositional; 2-2 arity) *)
91 (* Number of functors : 3 ( 1 constant; 0-2 arity) *)
93 (* Number of variables : 5 ( 0 singleton) *)
95 (* Maximal term depth : 3 ( 2 average) *)
97 (* Comments : [MOW76] also contains redundant right_identity and *)
99 (* right_inverse axioms. *)
101 (* : These axioms are also used in [Wos88] p.186, also with *)
103 (* right_identity and right_inverse. *)
105 (* -------------------------------------------------------------------------- *)
107 (* ----For any x and y in the group x*y is also in the group. No clause *)
109 (* ----is needed here since this is an instance of reflexivity *)
111 (* ----There exists an identity element *)
113 (* ----For any x in the group, there exists an element y such that x*y = y*x *)
115 (* ----= identity. *)
117 (* ----The operation '*' is associative *)
119 (* -------------------------------------------------------------------------- *)
121 (* ----Include Lattice ordered group (equality) axioms *)
123 (* Inclusion of: Axioms/GRP004-2.ax *)
125 (* -------------------------------------------------------------------------- *)
127 (* File : GRP004-2 : TPTP v3.7.0. Bugfixed v1.2.0. *)
129 (* Domain : Group Theory (Lattice Ordered) *)
131 (* Axioms : Lattice ordered group (equality) axioms *)
133 (* Version : [Fuc94] (equality) axioms. *)
137 (* Refs : [Fuc94] Fuchs (1994), The Application of Goal-Orientated Heuri *)
139 (* : [Sch95] Schulz (1995), Explanation Based Learning for Distribu *)
141 (* Source : [Sch95] *)
147 (* Syntax : Number of clauses : 12 ( 0 non-Horn; 12 unit; 0 RR) *)
149 (* Number of atoms : 12 ( 12 equality) *)
151 (* Maximal clause size : 1 ( 1 average) *)
153 (* Number of predicates : 1 ( 0 propositional; 2-2 arity) *)
155 (* Number of functors : 3 ( 0 constant; 2-2 arity) *)
157 (* Number of variables : 28 ( 2 singleton) *)
159 (* Maximal term depth : 3 ( 2 average) *)
161 (* Comments : Requires GRP004-0.ax *)
163 (* -------------------------------------------------------------------------- *)
165 (* ----Specification of the least upper bound and greatest lower bound *)
167 (* ----Monotony of multiply *)
169 (* -------------------------------------------------------------------------- *)
171 (* -------------------------------------------------------------------------- *)
172 ntheorem prove_lat1a:
173 (∀Univ:Type.∀X:Univ.∀Y:Univ.∀Z:Univ.
175 ∀greatest_lower_bound:∀_:Univ.∀_:Univ.Univ.
177 ∀inverse:∀_:Univ.Univ.
178 ∀least_upper_bound:∀_:Univ.∀_:Univ.Univ.
179 ∀multiply:∀_:Univ.∀_:Univ.Univ.
180 ∀H0:eq Univ (least_upper_bound a identity) a.
181 ∀H1:∀X:Univ.∀Y:Univ.∀Z:Univ.eq Univ (multiply (greatest_lower_bound Y Z) X) (greatest_lower_bound (multiply Y X) (multiply Z X)).
182 ∀H2:∀X:Univ.∀Y:Univ.∀Z:Univ.eq Univ (multiply (least_upper_bound Y Z) X) (least_upper_bound (multiply Y X) (multiply Z X)).
183 ∀H3:∀X:Univ.∀Y:Univ.∀Z:Univ.eq Univ (multiply X (greatest_lower_bound Y Z)) (greatest_lower_bound (multiply X Y) (multiply X Z)).
184 ∀H4:∀X:Univ.∀Y:Univ.∀Z:Univ.eq Univ (multiply X (least_upper_bound Y Z)) (least_upper_bound (multiply X Y) (multiply X Z)).
185 ∀H5:∀X:Univ.∀Y:Univ.eq Univ (greatest_lower_bound X (least_upper_bound X Y)) X.
186 ∀H6:∀X:Univ.∀Y:Univ.eq Univ (least_upper_bound X (greatest_lower_bound X Y)) X.
187 ∀H7:∀X:Univ.eq Univ (greatest_lower_bound X X) X.
188 ∀H8:∀X:Univ.eq Univ (least_upper_bound X X) X.
189 ∀H9:∀X:Univ.∀Y:Univ.∀Z:Univ.eq Univ (least_upper_bound X (least_upper_bound Y Z)) (least_upper_bound (least_upper_bound X Y) Z).
190 ∀H10:∀X:Univ.∀Y:Univ.∀Z:Univ.eq Univ (greatest_lower_bound X (greatest_lower_bound Y Z)) (greatest_lower_bound (greatest_lower_bound X Y) Z).
191 ∀H11:∀X:Univ.∀Y:Univ.eq Univ (least_upper_bound X Y) (least_upper_bound Y X).
192 ∀H12:∀X:Univ.∀Y:Univ.eq Univ (greatest_lower_bound X Y) (greatest_lower_bound Y X).
193 ∀H13:∀X:Univ.∀Y:Univ.∀Z:Univ.eq Univ (multiply (multiply X Y) Z) (multiply X (multiply Y Z)).
194 ∀H14:∀X:Univ.eq Univ (multiply (inverse X) X) identity.
195 ∀H15:∀X:Univ.eq Univ (multiply identity X) X.eq Univ (least_upper_bound a (multiply a a)) (multiply a a))
202 #greatest_lower_bound ##.
205 #least_upper_bound ##.
223 nauto by H0,H1,H2,H3,H4,H5,H6,H7,H8,H9,H10,H11,H12,H13,H14,H15 ##;
224 ntry (nassumption) ##;
227 (* -------------------------------------------------------------------------- *)