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Theorem cdlemg13a 30840
Description: TODO: FIX COMMENT (Contributed by NM, 6-May-2013.)
Hypotheses
Ref Expression
cdlemg12.l  |-  .<_  =  ( le `  K )
cdlemg12.j  |-  .\/  =  ( join `  K )
cdlemg12.m  |-  ./\  =  ( meet `  K )
cdlemg12.a  |-  A  =  ( Atoms `  K )
cdlemg12.h  |-  H  =  ( LHyp `  K
)
cdlemg12.t  |-  T  =  ( ( LTrn `  K
) `  W )
cdlemg12b.r  |-  R  =  ( ( trL `  K
) `  W )
Assertion
Ref Expression
cdlemg13a  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( P  .\/  ( F `  ( G `  P )
) )  =  ( ( G `  P
)  .\/  ( F `  ( G `  P
) ) ) )

Proof of Theorem cdlemg13a
StepHypRef Expression
1 simp11l 1066 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  K  e.  HL )
2 simp12l 1068 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  P  e.  A )
3 simp11 985 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( K  e.  HL  /\  W  e.  H ) )
4 simp2r 982 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  G  e.  T )
5 cdlemg12.l . . . . . . 7  |-  .<_  =  ( le `  K )
6 cdlemg12.a . . . . . . 7  |-  A  =  ( Atoms `  K )
7 cdlemg12.h . . . . . . 7  |-  H  =  ( LHyp `  K
)
8 cdlemg12.t . . . . . . 7  |-  T  =  ( ( LTrn `  K
) `  W )
95, 6, 7, 8ltrnat 30329 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  G  e.  T  /\  P  e.  A
)  ->  ( G `  P )  e.  A
)
103, 4, 2, 9syl3anc 1182 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( G `  P )  e.  A
)
11 cdlemg12.j . . . . . 6  |-  .\/  =  ( join `  K )
125, 11, 6hlatlej1 29564 . . . . 5  |-  ( ( K  e.  HL  /\  P  e.  A  /\  ( G `  P )  e.  A )  ->  P  .<_  ( P  .\/  ( G `  P ) ) )
131, 2, 10, 12syl3anc 1182 . . . 4  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  P  .<_  ( P  .\/  ( G `
 P ) ) )
14 simp32 992 . . . . . . 7  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( R `  F )  =  ( R `  G ) )
15 simp2l 981 . . . . . . . 8  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  F  e.  T )
16 simp12 986 . . . . . . . . 9  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( P  e.  A  /\  -.  P  .<_  W ) )
175, 6, 7, 8ltrnel 30328 . . . . . . . . 9  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  G  e.  T  /\  ( P  e.  A  /\  -.  P  .<_  W ) )  ->  ( ( G `  P )  e.  A  /\  -.  ( G `  P )  .<_  W ) )
183, 4, 16, 17syl3anc 1182 . . . . . . . 8  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( ( G `  P )  e.  A  /\  -.  ( G `  P )  .<_  W ) )
19 cdlemg12.m . . . . . . . . 9  |-  ./\  =  ( meet `  K )
20 cdlemg12b.r . . . . . . . . 9  |-  R  =  ( ( trL `  K
) `  W )
215, 11, 19, 6, 7, 8, 20trlval2 30352 . . . . . . . 8  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  ( ( G `  P )  e.  A  /\  -.  ( G `  P )  .<_  W ) )  ->  ( R `  F )  =  ( ( ( G `  P )  .\/  ( F `  ( G `  P ) ) ) 
./\  W ) )
223, 15, 18, 21syl3anc 1182 . . . . . . 7  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( R `  F )  =  ( ( ( G `  P )  .\/  ( F `  ( G `  P ) ) ) 
./\  W ) )
235, 11, 19, 6, 7, 8, 20trlval2 30352 . . . . . . . 8  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  G  e.  T  /\  ( P  e.  A  /\  -.  P  .<_  W ) )  ->  ( R `  G )  =  ( ( P  .\/  ( G `  P )
)  ./\  W )
)
243, 4, 16, 23syl3anc 1182 . . . . . . 7  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( R `  G )  =  ( ( P  .\/  ( G `  P )
)  ./\  W )
)
2514, 22, 243eqtr3d 2323 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( (
( G `  P
)  .\/  ( F `  ( G `  P
) ) )  ./\  W )  =  ( ( P  .\/  ( G `
 P ) ) 
./\  W ) )
2625oveq2d 5874 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( ( G `  P )  .\/  ( ( ( G `
 P )  .\/  ( F `  ( G `
 P ) ) )  ./\  W )
)  =  ( ( G `  P ) 
.\/  ( ( P 
.\/  ( G `  P ) )  ./\  W ) ) )
275, 6, 7, 8ltrncoat 30333 . . . . . . 7  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( F  e.  T  /\  G  e.  T )  /\  P  e.  A )  ->  ( F `  ( G `  P ) )  e.  A )
283, 15, 4, 2, 27syl121anc 1187 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( F `  ( G `  P
) )  e.  A
)
29 eqid 2283 . . . . . . 7  |-  ( ( ( G `  P
)  .\/  ( F `  ( G `  P
) ) )  ./\  W )  =  ( ( ( G `  P
)  .\/  ( F `  ( G `  P
) ) )  ./\  W )
305, 11, 19, 6, 7, 29cdleme0cp 30403 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( ( G `  P )  e.  A  /\  -.  ( G `  P ) 
.<_  W )  /\  ( F `  ( G `  P ) )  e.  A ) )  -> 
( ( G `  P )  .\/  (
( ( G `  P )  .\/  ( F `  ( G `  P ) ) ) 
./\  W ) )  =  ( ( G `
 P )  .\/  ( F `  ( G `
 P ) ) ) )
313, 18, 28, 30syl12anc 1180 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( ( G `  P )  .\/  ( ( ( G `
 P )  .\/  ( F `  ( G `
 P ) ) )  ./\  W )
)  =  ( ( G `  P ) 
.\/  ( F `  ( G `  P ) ) ) )
32 eqid 2283 . . . . . . 7  |-  ( ( P  .\/  ( G `
 P ) ) 
./\  W )  =  ( ( P  .\/  ( G `  P ) )  ./\  W )
335, 11, 19, 6, 7, 32cdleme0cq 30404 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  ( ( G `  P )  e.  A  /\  -.  ( G `  P ) 
.<_  W ) ) )  ->  ( ( G `
 P )  .\/  ( ( P  .\/  ( G `  P ) )  ./\  W )
)  =  ( P 
.\/  ( G `  P ) ) )
343, 2, 18, 33syl12anc 1180 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( ( G `  P )  .\/  ( ( P  .\/  ( G `  P ) )  ./\  W )
)  =  ( P 
.\/  ( G `  P ) ) )
3526, 31, 343eqtr3rd 2324 . . . 4  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( P  .\/  ( G `  P
) )  =  ( ( G `  P
)  .\/  ( F `  ( G `  P
) ) ) )
3613, 35breqtrd 4047 . . 3  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  P  .<_  ( ( G `  P
)  .\/  ( F `  ( G `  P
) ) ) )
375, 11, 6hlatlej2 29565 . . . 4  |-  ( ( K  e.  HL  /\  ( G `  P )  e.  A  /\  ( F `  ( G `  P ) )  e.  A )  ->  ( F `  ( G `  P ) )  .<_  ( ( G `  P )  .\/  ( F `  ( G `  P ) ) ) )
381, 10, 28, 37syl3anc 1182 . . 3  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( F `  ( G `  P
) )  .<_  ( ( G `  P ) 
.\/  ( F `  ( G `  P ) ) ) )
39 hllat 29553 . . . . 5  |-  ( K  e.  HL  ->  K  e.  Lat )
401, 39syl 15 . . . 4  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  K  e.  Lat )
41 eqid 2283 . . . . . 6  |-  ( Base `  K )  =  (
Base `  K )
4241, 6atbase 29479 . . . . 5  |-  ( P  e.  A  ->  P  e.  ( Base `  K
) )
432, 42syl 15 . . . 4  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  P  e.  ( Base `  K )
)
4441, 6atbase 29479 . . . . 5  |-  ( ( F `  ( G `
 P ) )  e.  A  ->  ( F `  ( G `  P ) )  e.  ( Base `  K
) )
4528, 44syl 15 . . . 4  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( F `  ( G `  P
) )  e.  (
Base `  K )
)
4641, 11, 6hlatjcl 29556 . . . . 5  |-  ( ( K  e.  HL  /\  ( G `  P )  e.  A  /\  ( F `  ( G `  P ) )  e.  A )  ->  (
( G `  P
)  .\/  ( F `  ( G `  P
) ) )  e.  ( Base `  K
) )
471, 10, 28, 46syl3anc 1182 . . . 4  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( ( G `  P )  .\/  ( F `  ( G `  P )
) )  e.  (
Base `  K )
)
4841, 5, 11latjle12 14168 . . . 4  |-  ( ( K  e.  Lat  /\  ( P  e.  ( Base `  K )  /\  ( F `  ( G `
 P ) )  e.  ( Base `  K
)  /\  ( ( G `  P )  .\/  ( F `  ( G `  P )
) )  e.  (
Base `  K )
) )  ->  (
( P  .<_  ( ( G `  P ) 
.\/  ( F `  ( G `  P ) ) )  /\  ( F `  ( G `  P ) )  .<_  ( ( G `  P )  .\/  ( F `  ( G `  P ) ) ) )  <->  ( P  .\/  ( F `  ( G `
 P ) ) )  .<_  ( ( G `  P )  .\/  ( F `  ( G `  P )
) ) ) )
4940, 43, 45, 47, 48syl13anc 1184 . . 3  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( ( P  .<_  ( ( G `
 P )  .\/  ( F `  ( G `
 P ) ) )  /\  ( F `
 ( G `  P ) )  .<_  ( ( G `  P )  .\/  ( F `  ( G `  P ) ) ) )  <->  ( P  .\/  ( F `  ( G `
 P ) ) )  .<_  ( ( G `  P )  .\/  ( F `  ( G `  P )
) ) ) )
5036, 38, 49mpbi2and 887 . 2  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( P  .\/  ( F `  ( G `  P )
) )  .<_  ( ( G `  P ) 
.\/  ( F `  ( G `  P ) ) ) )
51 simp13 987 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( Q  e.  A  /\  -.  Q  .<_  W ) )
52 simp33 993 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) )
535, 11, 19, 6, 7, 8cdlemg11a 30826 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T  /\  (
( F `  ( G `  P )
)  .\/  ( F `  ( G `  Q
) ) )  =/=  ( P  .\/  Q
) ) )  -> 
( F `  ( G `  P )
)  =/=  P )
543, 16, 51, 15, 4, 52, 53syl123anc 1199 . . . 4  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( F `  ( G `  P
) )  =/=  P
)
5554necomd 2529 . . 3  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  P  =/=  ( F `  ( G `
 P ) ) )
565, 11, 6ps-1 29666 . . 3  |-  ( ( K  e.  HL  /\  ( P  e.  A  /\  ( F `  ( G `  P )
)  e.  A  /\  P  =/=  ( F `  ( G `  P ) ) )  /\  (
( G `  P
)  e.  A  /\  ( F `  ( G `
 P ) )  e.  A ) )  ->  ( ( P 
.\/  ( F `  ( G `  P ) ) )  .<_  ( ( G `  P ) 
.\/  ( F `  ( G `  P ) ) )  <->  ( P  .\/  ( F `  ( G `  P )
) )  =  ( ( G `  P
)  .\/  ( F `  ( G `  P
) ) ) ) )
571, 2, 28, 55, 10, 28, 56syl132anc 1200 . 2  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( ( P  .\/  ( F `  ( G `  P ) ) )  .<_  ( ( G `  P ) 
.\/  ( F `  ( G `  P ) ) )  <->  ( P  .\/  ( F `  ( G `  P )
) )  =  ( ( G `  P
)  .\/  ( F `  ( G `  P
) ) ) ) )
5850, 57mpbid 201 1  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( Q  e.  A  /\  -.  Q  .<_  W ) )  /\  ( F  e.  T  /\  G  e.  T
)  /\  ( ( F `  P )  =/=  P  /\  ( R `
 F )  =  ( R `  G
)  /\  ( ( F `  ( G `  P ) )  .\/  ( F `  ( G `
 Q ) ) )  =/=  ( P 
.\/  Q ) ) )  ->  ( P  .\/  ( F `  ( G `  P )
) )  =  ( ( G `  P
)  .\/  ( F `  ( G `  P
) ) ) )
Colors of variables: wff set class
Syntax hints:   -. wn 3    -> wi 4    <-> wb 176    /\ wa 358    /\ w3a 934    = wceq 1623    e. wcel 1684    =/= wne 2446   class class class wbr 4023   ` cfv 5255  (class class class)co 5858   Basecbs 13148   lecple 13215   joincjn 14078   meetcmee 14079   Latclat 14151   Atomscatm 29453   HLchlt 29540   LHypclh 30173   LTrncltrn 30290   trLctrl 30347
This theorem is referenced by:  cdlemg13  30841
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1533  ax-5 1544  ax-17 1603  ax-9 1635  ax-8 1643  ax-13 1686  ax-14 1688  ax-6 1703  ax-7 1708  ax-11 1715  ax-12 1866  ax-ext 2264  ax-rep 4131  ax-sep 4141  ax-nul 4149  ax-pow 4188  ax-pr 4214  ax-un 4512
This theorem depends on definitions:  df-bi 177  df-or 359  df-an 360  df-3or 935  df-3an 936  df-tru 1310  df-ex 1529  df-nf 1532  df-sb 1630  df-eu 2147  df-mo 2148  df-clab 2270  df-cleq 2276  df-clel 2279  df-nfc 2408  df-ne 2448  df-nel 2449  df-ral 2548  df-rex 2549  df-reu 2550  df-rmo 2551  df-rab 2552  df-v 2790  df-sbc 2992  df-csb 3082  df-dif 3155  df-un 3157  df-in 3159  df-ss 3166  df-nul 3456  df-if 3566  df-pw 3627  df-sn 3646  df-pr 3647  df-op 3649  df-uni 3828  df-iun 3907  df-iin 3908  df-br 4024  df-opab 4078  df-mpt 4079  df-id 4309  df-xp 4695  df-rel 4696  df-cnv 4697  df-co 4698  df-dm 4699  df-rn 4700  df-res 4701  df-ima 4702  df-iota 5219  df-fun 5257  df-fn 5258  df-f 5259  df-f1 5260  df-fo 5261  df-f1o 5262  df-fv 5263  df-ov 5861  df-oprab 5862  df-mpt2 5863  df-1st 6122  df-2nd 6123  df-undef 6298  df-riota 6304  df-map 6774  df-poset 14080  df-plt 14092  df-lub 14108  df-glb 14109  df-join 14110  df-meet 14111  df-p0 14145  df-p1 14146  df-lat 14152  df-clat 14214  df-oposet 29366  df-ol 29368  df-oml 29369  df-covers 29456  df-ats 29457  df-atl 29488  df-cvlat 29512  df-hlat 29541  df-llines 29687  df-lplanes 29688  df-lvols 29689  df-lines 29690  df-psubsp 29692  df-pmap 29693  df-padd 29985  df-lhyp 30177  df-laut 30178  df-ldil 30293  df-ltrn 30294  df-trl 30348
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