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Theorem cdleme9 29572
Description: Part of proof of Lemma E in [Crawley] p. 113, 2nd paragraph on p. 114.  C and  F represent s1 and f(s) respectively. In their notation, we prove f(s)  \/ s1 = q  \/ s1. (Contributed by NM, 10-Jun-2012.)
Hypotheses
Ref Expression
cdleme9.l  |-  .<_  =  ( le `  K )
cdleme9.j  |-  .\/  =  ( join `  K )
cdleme9.m  |-  ./\  =  ( meet `  K )
cdleme9.a  |-  A  =  ( Atoms `  K )
cdleme9.h  |-  H  =  ( LHyp `  K
)
cdleme9.u  |-  U  =  ( ( P  .\/  Q )  ./\  W )
cdleme9.f  |-  F  =  ( ( S  .\/  U )  ./\  ( Q  .\/  ( ( P  .\/  S )  ./\  W )
) )
cdleme9.c  |-  C  =  ( ( P  .\/  S )  ./\  W )
Assertion
Ref Expression
cdleme9  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( F  .\/  C )  =  ( Q  .\/  C
) )

Proof of Theorem cdleme9
StepHypRef Expression
1 cdleme9.l . . . 4  |-  .<_  =  ( le `  K )
2 cdleme9.j . . . 4  |-  .\/  =  ( join `  K )
3 cdleme9.m . . . 4  |-  ./\  =  ( meet `  K )
4 cdleme9.a . . . 4  |-  A  =  ( Atoms `  K )
5 cdleme9.h . . . 4  |-  H  =  ( LHyp `  K
)
6 cdleme9.u . . . 4  |-  U  =  ( ( P  .\/  Q )  ./\  W )
7 cdleme9.f . . . 4  |-  F  =  ( ( S  .\/  U )  ./\  ( Q  .\/  ( ( P  .\/  S )  ./\  W )
) )
8 cdleme9.c . . . 4  |-  C  =  ( ( P  .\/  S )  ./\  W )
91, 2, 3, 4, 5, 6, 7, 8cdleme3d 29550 . . 3  |-  F  =  ( ( S  .\/  U )  ./\  ( Q  .\/  C ) )
109oveq1i 5767 . 2  |-  ( F 
.\/  C )  =  ( ( ( S 
.\/  U )  ./\  ( Q  .\/  C ) )  .\/  C )
11 simp1l 984 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  K  e.  HL )
12 simp1 960 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( K  e.  HL  /\  W  e.  H ) )
13 simp21 993 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( P  e.  A  /\  -.  P  .<_  W ) )
14 simp23l 1081 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  S  e.  A )
15 hllat 28683 . . . . . . 7  |-  ( K  e.  HL  ->  K  e.  Lat )
1611, 15syl 17 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  K  e.  Lat )
17 eqid 2256 . . . . . . . 8  |-  ( Base `  K )  =  (
Base `  K )
1817, 4atbase 28609 . . . . . . 7  |-  ( S  e.  A  ->  S  e.  ( Base `  K
) )
1914, 18syl 17 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  S  e.  ( Base `  K
) )
20 simp21l 1077 . . . . . . 7  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  P  e.  A )
2117, 4atbase 28609 . . . . . . 7  |-  ( P  e.  A  ->  P  e.  ( Base `  K
) )
2220, 21syl 17 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  P  e.  ( Base `  K
) )
23 simp22 994 . . . . . . 7  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  Q  e.  A )
2417, 4atbase 28609 . . . . . . 7  |-  ( Q  e.  A  ->  Q  e.  ( Base `  K
) )
2523, 24syl 17 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  Q  e.  ( Base `  K
) )
26 simp3 962 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  -.  S  .<_  ( P  .\/  Q ) )
2717, 1, 2latnlej1l 14102 . . . . . . 7  |-  ( ( K  e.  Lat  /\  ( S  e.  ( Base `  K )  /\  P  e.  ( Base `  K )  /\  Q  e.  ( Base `  K
) )  /\  -.  S  .<_  ( P  .\/  Q ) )  ->  S  =/=  P )
2827necomd 2502 . . . . . 6  |-  ( ( K  e.  Lat  /\  ( S  e.  ( Base `  K )  /\  P  e.  ( Base `  K )  /\  Q  e.  ( Base `  K
) )  /\  -.  S  .<_  ( P  .\/  Q ) )  ->  P  =/=  S )
2916, 19, 22, 25, 26, 28syl131anc 1200 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  P  =/=  S )
301, 2, 3, 4, 5, 8cdleme9a 29570 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W )  /\  ( S  e.  A  /\  P  =/=  S ) )  ->  C  e.  A
)
3112, 13, 14, 29, 30syl112anc 1191 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  C  e.  A )
321, 2, 3, 4, 5, 6, 17cdleme0aa 29529 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  P  e.  A  /\  Q  e.  A
)  ->  U  e.  ( Base `  K )
)
3312, 20, 23, 32syl3anc 1187 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  U  e.  ( Base `  K
) )
3417, 2latjcl 14083 . . . . 5  |-  ( ( K  e.  Lat  /\  S  e.  ( Base `  K )  /\  U  e.  ( Base `  K
) )  ->  ( S  .\/  U )  e.  ( Base `  K
) )
3516, 19, 33, 34syl3anc 1187 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( S  .\/  U )  e.  ( Base `  K
) )
3617, 2, 4hlatjcl 28686 . . . . 5  |-  ( ( K  e.  HL  /\  Q  e.  A  /\  C  e.  A )  ->  ( Q  .\/  C
)  e.  ( Base `  K ) )
3711, 23, 31, 36syl3anc 1187 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( Q  .\/  C )  e.  ( Base `  K
) )
381, 2, 4hlatlej2 28695 . . . . 5  |-  ( ( K  e.  HL  /\  Q  e.  A  /\  C  e.  A )  ->  C  .<_  ( Q  .\/  C ) )
3911, 23, 31, 38syl3anc 1187 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  C  .<_  ( Q  .\/  C
) )
4017, 1, 2, 3, 4atmod4i1 29185 . . . 4  |-  ( ( K  e.  HL  /\  ( C  e.  A  /\  ( S  .\/  U
)  e.  ( Base `  K )  /\  ( Q  .\/  C )  e.  ( Base `  K
) )  /\  C  .<_  ( Q  .\/  C
) )  ->  (
( ( S  .\/  U )  ./\  ( Q  .\/  C ) )  .\/  C )  =  ( ( ( S  .\/  U
)  .\/  C )  ./\  ( Q  .\/  C
) ) )
4111, 31, 35, 37, 39, 40syl131anc 1200 . . 3  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( ( S  .\/  U )  ./\  ( Q  .\/  C ) )  .\/  C )  =  ( ( ( S  .\/  U
)  .\/  C )  ./\  ( Q  .\/  C
) ) )
4217, 2, 4hlatjcl 28686 . . . . . . . . . 10  |-  ( ( K  e.  HL  /\  P  e.  A  /\  S  e.  A )  ->  ( P  .\/  S
)  e.  ( Base `  K ) )
4311, 20, 14, 42syl3anc 1187 . . . . . . . . 9  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( P  .\/  S )  e.  ( Base `  K
) )
44 simp1r 985 . . . . . . . . . 10  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  W  e.  H )
4517, 5lhpbase 29317 . . . . . . . . . 10  |-  ( W  e.  H  ->  W  e.  ( Base `  K
) )
4644, 45syl 17 . . . . . . . . 9  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  W  e.  ( Base `  K
) )
471, 2, 4hlatlej2 28695 . . . . . . . . . 10  |-  ( ( K  e.  HL  /\  P  e.  A  /\  S  e.  A )  ->  S  .<_  ( P  .\/  S ) )
4811, 20, 14, 47syl3anc 1187 . . . . . . . . 9  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  S  .<_  ( P  .\/  S
) )
4917, 1, 2, 3, 4atmod3i1 29183 . . . . . . . . 9  |-  ( ( K  e.  HL  /\  ( S  e.  A  /\  ( P  .\/  S
)  e.  ( Base `  K )  /\  W  e.  ( Base `  K
) )  /\  S  .<_  ( P  .\/  S
) )  ->  ( S  .\/  ( ( P 
.\/  S )  ./\  W ) )  =  ( ( P  .\/  S
)  ./\  ( S  .\/  W ) ) )
5011, 14, 43, 46, 48, 49syl131anc 1200 . . . . . . . 8  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( S  .\/  ( ( P 
.\/  S )  ./\  W ) )  =  ( ( P  .\/  S
)  ./\  ( S  .\/  W ) ) )
51 simp23r 1082 . . . . . . . . . 10  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  -.  S  .<_  W )
52 eqid 2256 . . . . . . . . . . 11  |-  ( 1.
`  K )  =  ( 1. `  K
)
531, 2, 52, 4, 5lhpjat2 29340 . . . . . . . . . 10  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  -> 
( S  .\/  W
)  =  ( 1.
`  K ) )
5412, 14, 51, 53syl12anc 1185 . . . . . . . . 9  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( S  .\/  W )  =  ( 1. `  K
) )
5554oveq2d 5773 . . . . . . . 8  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( P  .\/  S
)  ./\  ( S  .\/  W ) )  =  ( ( P  .\/  S )  ./\  ( 1. `  K ) ) )
56 hlol 28681 . . . . . . . . . 10  |-  ( K  e.  HL  ->  K  e.  OL )
5711, 56syl 17 . . . . . . . . 9  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  K  e.  OL )
5817, 3, 52olm11 28547 . . . . . . . . 9  |-  ( ( K  e.  OL  /\  ( P  .\/  S )  e.  ( Base `  K
) )  ->  (
( P  .\/  S
)  ./\  ( 1. `  K ) )  =  ( P  .\/  S
) )
5957, 43, 58syl2anc 645 . . . . . . . 8  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( P  .\/  S
)  ./\  ( 1. `  K ) )  =  ( P  .\/  S
) )
6050, 55, 593eqtrrd 2293 . . . . . . 7  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( P  .\/  S )  =  ( S  .\/  (
( P  .\/  S
)  ./\  W )
) )
618oveq2i 5768 . . . . . . 7  |-  ( S 
.\/  C )  =  ( S  .\/  (
( P  .\/  S
)  ./\  W )
)
6260, 61syl6reqr 2307 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( S  .\/  C )  =  ( P  .\/  S
) )
6362oveq1d 5772 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( S  .\/  C
)  .\/  U )  =  ( ( P 
.\/  S )  .\/  U ) )
6417, 4atbase 28609 . . . . . . 7  |-  ( C  e.  A  ->  C  e.  ( Base `  K
) )
6531, 64syl 17 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  C  e.  ( Base `  K
) )
6617, 2latj32 14130 . . . . . 6  |-  ( ( K  e.  Lat  /\  ( S  e.  ( Base `  K )  /\  U  e.  ( Base `  K )  /\  C  e.  ( Base `  K
) ) )  -> 
( ( S  .\/  U )  .\/  C )  =  ( ( S 
.\/  C )  .\/  U ) )
6716, 19, 33, 65, 66syl13anc 1189 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( S  .\/  U
)  .\/  C )  =  ( ( S 
.\/  C )  .\/  U ) )
682, 4hlatj32 28691 . . . . . . . 8  |-  ( ( K  e.  HL  /\  ( P  e.  A  /\  S  e.  A  /\  Q  e.  A
) )  ->  (
( P  .\/  S
)  .\/  Q )  =  ( ( P 
.\/  Q )  .\/  S ) )
6911, 20, 14, 23, 68syl13anc 1189 . . . . . . 7  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( P  .\/  S
)  .\/  Q )  =  ( ( P 
.\/  Q )  .\/  S ) )
7017, 2latjcom 14092 . . . . . . . 8  |-  ( ( K  e.  Lat  /\  Q  e.  ( Base `  K )  /\  ( P  .\/  S )  e.  ( Base `  K
) )  ->  ( Q  .\/  ( P  .\/  S ) )  =  ( ( P  .\/  S
)  .\/  Q )
)
7116, 25, 43, 70syl3anc 1187 . . . . . . 7  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( Q  .\/  ( P  .\/  S ) )  =  ( ( P  .\/  S
)  .\/  Q )
)
726oveq2i 5768 . . . . . . . . 9  |-  ( P 
.\/  U )  =  ( P  .\/  (
( P  .\/  Q
)  ./\  W )
)
7317, 2, 4hlatjcl 28686 . . . . . . . . . . . 12  |-  ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  ->  ( P  .\/  Q
)  e.  ( Base `  K ) )
7411, 20, 23, 73syl3anc 1187 . . . . . . . . . . 11  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( P  .\/  Q )  e.  ( Base `  K
) )
751, 2, 4hlatlej1 28694 . . . . . . . . . . . 12  |-  ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  ->  P  .<_  ( P  .\/  Q ) )
7611, 20, 23, 75syl3anc 1187 . . . . . . . . . . 11  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  P  .<_  ( P  .\/  Q
) )
7717, 1, 2, 3, 4atmod3i1 29183 . . . . . . . . . . 11  |-  ( ( K  e.  HL  /\  ( P  e.  A  /\  ( P  .\/  Q
)  e.  ( Base `  K )  /\  W  e.  ( Base `  K
) )  /\  P  .<_  ( P  .\/  Q
) )  ->  ( P  .\/  ( ( P 
.\/  Q )  ./\  W ) )  =  ( ( P  .\/  Q
)  ./\  ( P  .\/  W ) ) )
7811, 20, 74, 46, 76, 77syl131anc 1200 . . . . . . . . . 10  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( P  .\/  ( ( P 
.\/  Q )  ./\  W ) )  =  ( ( P  .\/  Q
)  ./\  ( P  .\/  W ) ) )
791, 2, 52, 4, 5lhpjat2 29340 . . . . . . . . . . . 12  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( P  e.  A  /\  -.  P  .<_  W ) )  -> 
( P  .\/  W
)  =  ( 1.
`  K ) )
8012, 13, 79syl2anc 645 . . . . . . . . . . 11  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( P  .\/  W )  =  ( 1. `  K
) )
8180oveq2d 5773 . . . . . . . . . 10  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( P  .\/  Q
)  ./\  ( P  .\/  W ) )  =  ( ( P  .\/  Q )  ./\  ( 1. `  K ) ) )
8217, 3, 52olm11 28547 . . . . . . . . . . 11  |-  ( ( K  e.  OL  /\  ( P  .\/  Q )  e.  ( Base `  K
) )  ->  (
( P  .\/  Q
)  ./\  ( 1. `  K ) )  =  ( P  .\/  Q
) )
8357, 74, 82syl2anc 645 . . . . . . . . . 10  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( P  .\/  Q
)  ./\  ( 1. `  K ) )  =  ( P  .\/  Q
) )
8478, 81, 833eqtrd 2292 . . . . . . . . 9  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( P  .\/  ( ( P 
.\/  Q )  ./\  W ) )  =  ( P  .\/  Q ) )
8572, 84syl5eq 2300 . . . . . . . 8  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( P  .\/  U )  =  ( P  .\/  Q
) )
8685oveq1d 5772 . . . . . . 7  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( P  .\/  U
)  .\/  S )  =  ( ( P 
.\/  Q )  .\/  S ) )
8769, 71, 863eqtr4d 2298 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( Q  .\/  ( P  .\/  S ) )  =  ( ( P  .\/  U
)  .\/  S )
)
8817, 2latj32 14130 . . . . . . 7  |-  ( ( K  e.  Lat  /\  ( P  e.  ( Base `  K )  /\  U  e.  ( Base `  K )  /\  S  e.  ( Base `  K
) ) )  -> 
( ( P  .\/  U )  .\/  S )  =  ( ( P 
.\/  S )  .\/  U ) )
8916, 22, 33, 19, 88syl13anc 1189 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( P  .\/  U
)  .\/  S )  =  ( ( P 
.\/  S )  .\/  U ) )
9087, 89eqtrd 2288 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( Q  .\/  ( P  .\/  S ) )  =  ( ( P  .\/  S
)  .\/  U )
)
9163, 67, 903eqtr4d 2298 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( S  .\/  U
)  .\/  C )  =  ( Q  .\/  ( P  .\/  S ) ) )
9291oveq1d 5772 . . 3  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( ( S  .\/  U )  .\/  C ) 
./\  ( Q  .\/  C ) )  =  ( ( Q  .\/  ( P  .\/  S ) ) 
./\  ( Q  .\/  C ) ) )
9317, 1, 3latmle1 14109 . . . . . . 7  |-  ( ( K  e.  Lat  /\  ( P  .\/  S )  e.  ( Base `  K
)  /\  W  e.  ( Base `  K )
)  ->  ( ( P  .\/  S )  ./\  W )  .<_  ( P  .\/  S ) )
9416, 43, 46, 93syl3anc 1187 . . . . . 6  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( P  .\/  S
)  ./\  W )  .<_  ( P  .\/  S
) )
958, 94syl5eqbr 3996 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  C  .<_  ( P  .\/  S
) )
9617, 1, 2latjlej2 14099 . . . . . 6  |-  ( ( K  e.  Lat  /\  ( C  e.  ( Base `  K )  /\  ( P  .\/  S )  e.  ( Base `  K
)  /\  Q  e.  ( Base `  K )
) )  ->  ( C  .<_  ( P  .\/  S )  ->  ( Q  .\/  C )  .<_  ( Q 
.\/  ( P  .\/  S ) ) ) )
9716, 65, 43, 25, 96syl13anc 1189 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( C  .<_  ( P  .\/  S )  ->  ( Q  .\/  C )  .<_  ( Q 
.\/  ( P  .\/  S ) ) ) )
9895, 97mpd 16 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( Q  .\/  C )  .<_  ( Q  .\/  ( P 
.\/  S ) ) )
9917, 2latjcl 14083 . . . . . 6  |-  ( ( K  e.  Lat  /\  Q  e.  ( Base `  K )  /\  ( P  .\/  S )  e.  ( Base `  K
) )  ->  ( Q  .\/  ( P  .\/  S ) )  e.  (
Base `  K )
)
10016, 25, 43, 99syl3anc 1187 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( Q  .\/  ( P  .\/  S ) )  e.  (
Base `  K )
)
10117, 1, 3latleeqm2 14113 . . . . 5  |-  ( ( K  e.  Lat  /\  ( Q  .\/  C )  e.  ( Base `  K
)  /\  ( Q  .\/  ( P  .\/  S
) )  e.  (
Base `  K )
)  ->  ( ( Q  .\/  C )  .<_  ( Q  .\/  ( P 
.\/  S ) )  <-> 
( ( Q  .\/  ( P  .\/  S ) )  ./\  ( Q  .\/  C ) )  =  ( Q  .\/  C
) ) )
10216, 37, 100, 101syl3anc 1187 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( Q  .\/  C
)  .<_  ( Q  .\/  ( P  .\/  S ) )  <->  ( ( Q 
.\/  ( P  .\/  S ) )  ./\  ( Q  .\/  C ) )  =  ( Q  .\/  C ) ) )
10398, 102mpbid 203 . . 3  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( Q  .\/  ( P  .\/  S ) ) 
./\  ( Q  .\/  C ) )  =  ( Q  .\/  C ) )
10441, 92, 1033eqtrd 2292 . 2  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  (
( ( S  .\/  U )  ./\  ( Q  .\/  C ) )  .\/  C )  =  ( Q 
.\/  C ) )
10510, 104syl5eq 2300 1  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( P  e.  A  /\  -.  P  .<_  W )  /\  Q  e.  A  /\  ( S  e.  A  /\  -.  S  .<_  W ) )  /\  -.  S  .<_  ( P  .\/  Q
) )  ->  ( F  .\/  C )  =  ( Q  .\/  C
) )
Colors of variables: wff set class
Syntax hints:   -. wn 5    -> wi 6    <-> wb 178    /\ wa 360    /\ w3a 939    = wceq 1619    e. wcel 1621    =/= wne 2419   class class class wbr 3963   ` cfv 4638  (class class class)co 5757   Basecbs 13075   lecple 13142   joincjn 14005   meetcmee 14006   1.cp1 14071   Latclat 14078   OLcol 28494   Atomscatm 28583   HLchlt 28670   LHypclh 29303
This theorem is referenced by:  cdleme9tN  29576  cdleme17a  29605
This theorem was proved from axioms:  ax-1 7  ax-2 8  ax-3 9  ax-mp 10  ax-5 1533  ax-6 1534  ax-7 1535  ax-gen 1536  ax-8 1623  ax-11 1624  ax-13 1625  ax-14 1626  ax-17 1628  ax-12o 1664  ax-10 1678  ax-9 1684  ax-4 1692  ax-16 1927  ax-ext 2237  ax-rep 4071  ax-sep 4081  ax-nul 4089  ax-pow 4126  ax-pr 4152  ax-un 4449
This theorem depends on definitions:  df-bi 179  df-or 361  df-an 362  df-3an 941  df-tru 1315  df-ex 1538  df-nf 1540  df-sb 1884  df-eu 2121  df-mo 2122  df-clab 2243  df-cleq 2249  df-clel 2252  df-nfc 2381  df-ne 2421  df-nel 2422  df-ral 2520  df-rex 2521  df-reu 2522  df-rab 2523  df-v 2742  df-sbc 2936  df-csb 3024  df-dif 3097  df-un 3099  df-in 3101  df-ss 3108  df-nul 3398  df-if 3507  df-pw 3568  df-sn 3587  df-pr 3588  df-op 3590  df-uni 3769  df-iun 3848  df-iin 3849  df-br 3964  df-opab 4018  df-mpt 4019  df-id 4246  df-xp 4640  df-rel 4641  df-cnv 4642  df-co 4643  df-dm 4644  df-rn 4645  df-res 4646  df-ima 4647  df-fun 4648  df-fn 4649  df-f 4650  df-f1 4651  df-fo 4652  df-f1o 4653  df-fv 4654  df-ov 5760  df-oprab 5761  df-mpt2 5762  df-1st 6021  df-2nd 6022  df-iota 6190  df-undef 6229  df-riota 6237  df-poset 14007  df-plt 14019  df-lub 14035  df-glb 14036  df-join 14037  df-meet 14038  df-p0 14072  df-p1 14073  df-lat 14079  df-clat 14141  df-oposet 28496  df-ol 28498  df-oml 28499  df-covers 28586  df-ats 28587  df-atl 28618  df-cvlat 28642  df-hlat 28671  df-psubsp 28822  df-pmap 28823  df-padd 29115  df-lhyp 29307
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