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Theorem cdlemk28-3 30376
Description: Part of proof of Lemma K of [Crawley] p. 118. (Contributed by NM, 14-Jul-2013.)
Hypotheses
Ref Expression
cdlemk3.b  |-  B  =  ( Base `  K
)
cdlemk3.l  |-  .<_  =  ( le `  K )
cdlemk3.j  |-  .\/  =  ( join `  K )
cdlemk3.m  |-  ./\  =  ( meet `  K )
cdlemk3.a  |-  A  =  ( Atoms `  K )
cdlemk3.h  |-  H  =  ( LHyp `  K
)
cdlemk3.t  |-  T  =  ( ( LTrn `  K
) `  W )
cdlemk3.r  |-  R  =  ( ( trL `  K
) `  W )
cdlemk3.s  |-  S  =  ( f  e.  T  |->  ( iota_ i  e.  T
( i `  P
)  =  ( ( P  .\/  ( R `
 f ) ) 
./\  ( ( N `
 P )  .\/  ( R `  ( f  o.  `' F ) ) ) ) ) )
cdlemk3.u1  |-  Y  =  ( d  e.  T ,  e  e.  T  |->  ( iota_ j  e.  T
( j `  P
)  =  ( ( P  .\/  ( R `
 e ) ) 
./\  ( ( ( S `  d ) `
 P )  .\/  ( R `  ( e  o.  `' d ) ) ) ) ) )
Assertion
Ref Expression
cdlemk28-3  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  E. z  e.  T  A. b  e.  T  ( (
b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F
)  /\  ( R `  b )  =/=  ( R `  G )
)  ->  z  =  ( b Y G ) ) )
Distinct variable groups:    e, d,
f, i,  ./\    .<_ , i    .\/ , d, e, f, i    A, i    j, d, e, f, i, F    G, d,
e, j    i, H    i, K    f, N, i    P, d, e, f, i    R, d, e, f, i    T, d, e, f, i    W, d, e, f, i, b    ./\ , j    .<_ , j    .\/ , j    A, j    j, F   
j, H    j, K    j, N    P, j    R, j   
b, d, S, e, j    T, j    j, W    F, d, e    .<_ , e    f, G, i    .<_ , b    A, b   
z, b, B    F, b, z    G, b, z    H, b    K, b    N, b    P, b    R, b, z    T, b, z    W, b, z    Y, b, z   
z, d, e, f, i, j
Allowed substitution hints:    A( z, e, f, d)    B( e, f, i, j, d)    P( z)    S( z, f, i)    H( z, e, f, d)    .\/ ( z, b)    K( z, e, f, d)    .<_ ( z, f, d)    ./\ ( z, b)    N( z, e, d)    Y( e, f, i, j, d)

Proof of Theorem cdlemk28-3
Dummy variable  a is distinct from all other variables.
StepHypRef Expression
1 simp1 955 . . 3  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  ( K  e.  HL  /\  W  e.  H ) )
2 simp21l 1072 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  F  e.  T )
3 simp21r 1073 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  F  =/=  (  _I  |`  B ) )
4 simp23 990 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  N  e.  T )
52, 3, 43jca 1132 . . 3  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  ( F  e.  T  /\  F  =/=  (  _I  |`  B )  /\  N  e.  T
) )
6 simp22l 1074 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  G  e.  T )
7 simp22r 1075 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  G  =/=  (  _I  |`  B ) )
8 simp3r 984 . . . 4  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  ( R `  F )  =  ( R `  N ) )
96, 7, 83jca 1132 . . 3  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  ( G  e.  T  /\  G  =/=  (  _I  |`  B )  /\  ( R `  F )  =  ( R `  N ) ) )
10 simp3l 983 . . 3  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  ( P  e.  A  /\  -.  P  .<_  W ) )
11 cdlemk3.b . . . 4  |-  B  =  ( Base `  K
)
12 cdlemk3.l . . . 4  |-  .<_  =  ( le `  K )
13 cdlemk3.j . . . 4  |-  .\/  =  ( join `  K )
14 cdlemk3.m . . . 4  |-  ./\  =  ( meet `  K )
15 cdlemk3.a . . . 4  |-  A  =  ( Atoms `  K )
16 cdlemk3.h . . . 4  |-  H  =  ( LHyp `  K
)
17 cdlemk3.t . . . 4  |-  T  =  ( ( LTrn `  K
) `  W )
18 cdlemk3.r . . . 4  |-  R  =  ( ( trL `  K
) `  W )
19 cdlemk3.s . . . 4  |-  S  =  ( f  e.  T  |->  ( iota_ i  e.  T
( i `  P
)  =  ( ( P  .\/  ( R `
 f ) ) 
./\  ( ( N `
 P )  .\/  ( R `  ( f  o.  `' F ) ) ) ) ) )
20 cdlemk3.u1 . . . 4  |-  Y  =  ( d  e.  T ,  e  e.  T  |->  ( iota_ j  e.  T
( j `  P
)  =  ( ( P  .\/  ( R `
 e ) ) 
./\  ( ( ( S `  d ) `
 P )  .\/  ( R `  ( e  o.  `' d ) ) ) ) ) )
2111, 12, 13, 14, 15, 16, 17, 18, 19, 20cdlemk26b-3 30373 . . 3  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( F  e.  T  /\  F  =/=  (  _I  |`  B )  /\  N  e.  T
)  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  ( P  e.  A  /\  -.  P  .<_  W ) )  ->  E. b  e.  T  ( (
b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F
)  /\  ( R `  b )  =/=  ( R `  G )
)  /\  ( b Y G )  e.  T
) )
221, 5, 9, 10, 21syl31anc 1185 . 2  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  E. b  e.  T  ( (
b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F
)  /\  ( R `  b )  =/=  ( R `  G )
)  /\  ( b Y G )  e.  T
) )
23 simp11 985 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( K  e.  HL  /\  W  e.  H ) )
2423ad2ant1 976 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  F  e.  T )
25 simp2l 981 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  b  e.  T )
26 simp123 1089 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  N  e.  T )
2724, 25, 263jca 1132 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( F  e.  T  /\  b  e.  T  /\  N  e.  T )
)
2863ad2ant1 976 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  G  e.  T )
29 simp2r 982 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  a  e.  T )
3028, 29jca 518 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( G  e.  T  /\  a  e.  T )
)
31 simp13l 1070 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( P  e.  A  /\  -.  P  .<_  W ) )
32 simp13r 1071 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( R `  F )  =  ( R `  N ) )
3333ad2ant1 976 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  F  =/=  (  _I  |`  B ) )
34 simp3l1 1060 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  b  =/=  (  _I  |`  B ) )
3532, 33, 343jca 1132 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  (
( R `  F
)  =  ( R `
 N )  /\  F  =/=  (  _I  |`  B )  /\  b  =/=  (  _I  |`  B ) ) )
3673ad2ant1 976 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  G  =/=  (  _I  |`  B ) )
37 simp3r1 1063 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  a  =/=  (  _I  |`  B ) )
3836, 37jca 518 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( G  =/=  (  _I  |`  B )  /\  a  =/=  (  _I  |`  B ) ) )
39 simp3r3 1065 . . . . . . 7  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( R `  a )  =/=  ( R `  G
) )
4039necomd 2530 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( R `  G )  =/=  ( R `  a
) )
41 simp3r2 1064 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( R `  a )  =/=  ( R `  F
) )
42 simp3l2 1061 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( R `  b )  =/=  ( R `  F
) )
4340, 41, 423jca 1132 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  (
( R `  G
)  =/=  ( R `
 a )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  b )  =/=  ( R `  F
) ) )
44 simp3l3 1062 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( R `  b )  =/=  ( R `  G
) )
4544necomd 2530 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  ( R `  G )  =/=  ( R `  b
) )
4611, 12, 13, 14, 15, 16, 17, 18, 19, 20cdlemk27-3 30375 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( F  e.  T  /\  b  e.  T  /\  N  e.  T )  /\  ( G  e.  T  /\  a  e.  T
) )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( ( R `
 F )  =  ( R `  N
)  /\  F  =/=  (  _I  |`  B )  /\  b  =/=  (  _I  |`  B ) )  /\  ( G  =/=  (  _I  |`  B )  /\  a  =/=  (  _I  |`  B ) ) )  /\  ( ( ( R `  G
)  =/=  ( R `
 a )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  b )  =/=  ( R `  F
) )  /\  ( R `  G )  =/=  ( R `  b
) ) )  -> 
( b Y G )  =  ( a Y G ) )
4723, 27, 30, 31, 35, 38, 43, 45, 46syl332anc 1213 . . . 4  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  (
( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  /\  (
b  e.  T  /\  a  e.  T )  /\  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )  ->  (
b Y G )  =  ( a Y G ) )
48473exp 1150 . . 3  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  (
( b  e.  T  /\  a  e.  T
)  ->  ( (
( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b )  =/=  ( R `  G
) )  /\  (
a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F
)  /\  ( R `  a )  =/=  ( R `  G )
) )  ->  (
b Y G )  =  ( a Y G ) ) ) )
4948ralrimivv 2635 . 2  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  A. b  e.  T  A. a  e.  T  ( (
( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b )  =/=  ( R `  G
) )  /\  (
a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F
)  /\  ( R `  a )  =/=  ( R `  G )
) )  ->  (
b Y G )  =  ( a Y G ) ) )
50 neeq1 2455 . . . . 5  |-  ( b  =  a  ->  (
b  =/=  (  _I  |`  B )  <->  a  =/=  (  _I  |`  B ) ) )
51 fveq2 5486 . . . . . 6  |-  ( b  =  a  ->  ( R `  b )  =  ( R `  a ) )
5251neeq1d 2460 . . . . 5  |-  ( b  =  a  ->  (
( R `  b
)  =/=  ( R `
 F )  <->  ( R `  a )  =/=  ( R `  F )
) )
5351neeq1d 2460 . . . . 5  |-  ( b  =  a  ->  (
( R `  b
)  =/=  ( R `
 G )  <->  ( R `  a )  =/=  ( R `  G )
) )
5450, 52, 533anbi123d 1252 . . . 4  |-  ( b  =  a  ->  (
( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b )  =/=  ( R `  G
) )  <->  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) ) )
55 oveq1 5827 . . . 4  |-  ( b  =  a  ->  (
b Y G )  =  ( a Y G ) )
5654, 55reusv3 4541 . . 3  |-  ( E. b  e.  T  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b )  =/=  ( R `  G
) )  /\  (
b Y G )  e.  T )  -> 
( A. b  e.  T  A. a  e.  T  ( ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F
)  /\  ( R `  b )  =/=  ( R `  G )
)  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) )  ->  ( b Y G )  =  ( a Y G ) )  <->  E. z  e.  T  A. b  e.  T  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b
)  =/=  ( R `
 G ) )  ->  z  =  ( b Y G ) ) ) )
5756biimpd 198 . 2  |-  ( E. b  e.  T  ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F )  /\  ( R `  b )  =/=  ( R `  G
) )  /\  (
b Y G )  e.  T )  -> 
( A. b  e.  T  A. a  e.  T  ( ( ( b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F
)  /\  ( R `  b )  =/=  ( R `  G )
)  /\  ( a  =/=  (  _I  |`  B )  /\  ( R `  a )  =/=  ( R `  F )  /\  ( R `  a
)  =/=  ( R `
 G ) ) )  ->  ( b Y G )  =  ( a Y G ) )  ->  E. z  e.  T  A. b  e.  T  ( (
b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F
)  /\  ( R `  b )  =/=  ( R `  G )
)  ->  z  =  ( b Y G ) ) ) )
5822, 49, 57sylc 56 1  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( ( F  e.  T  /\  F  =/=  (  _I  |`  B ) )  /\  ( G  e.  T  /\  G  =/=  (  _I  |`  B ) )  /\  N  e.  T )  /\  (
( P  e.  A  /\  -.  P  .<_  W )  /\  ( R `  F )  =  ( R `  N ) ) )  ->  E. z  e.  T  A. b  e.  T  ( (
b  =/=  (  _I  |`  B )  /\  ( R `  b )  =/=  ( R `  F
)  /\  ( R `  b )  =/=  ( R `  G )
)  ->  z  =  ( b Y G ) ) )
Colors of variables: wff set class
Syntax hints:   -. wn 3    -> wi 4    /\ wa 358    /\ w3a 934    = wceq 1623    e. wcel 1685    =/= wne 2447   A.wral 2544   E.wrex 2545   class class class wbr 4024    e. cmpt 4078    _I cid 4303   `'ccnv 4687    |` cres 4690    o. ccom 4692   ` cfv 5221  (class class class)co 5820    e. cmpt2 5822   iota_crio 6291   Basecbs 13144   lecple 13211   joincjn 14074   meetcmee 14075   Atomscatm 28732   HLchlt 28819   LHypclh 29452   LTrncltrn 29569   trLctrl 29626
This theorem is referenced by:  cdlemk29-3  30379
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 1636  ax-8 1644  ax-13 1687  ax-14 1689  ax-6 1704  ax-7 1709  ax-11 1716  ax-12 1868  ax-ext 2265  ax-rep 4132  ax-sep 4142  ax-nul 4150  ax-pow 4187  ax-pr 4213  ax-un 4511
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 1631  df-eu 2148  df-mo 2149  df-clab 2271  df-cleq 2277  df-clel 2280  df-nfc 2409  df-ne 2449  df-nel 2450  df-ral 2549  df-rex 2550  df-reu 2551  df-rmo 2552  df-rab 2553  df-v 2791  df-sbc 2993  df-csb 3083  df-dif 3156  df-un 3158  df-in 3160  df-ss 3167  df-nul 3457  df-if 3567  df-pw 3628  df-sn 3647  df-pr 3648  df-op 3650  df-uni 3829  df-iun 3908  df-iin 3909  df-br 4025  df-opab 4079  df-mpt 4080  df-id 4308  df-xp 4694  df-rel 4695  df-cnv 4696  df-co 4697  df-dm 4698  df-rn 4699  df-res 4700  df-ima 4701  df-fun 5223  df-fn 5224  df-f 5225  df-f1 5226  df-fo 5227  df-f1o 5228  df-fv 5229  df-ov 5823  df-oprab 5824  df-mpt2 5825  df-1st 6084  df-2nd 6085  df-iota 6253  df-undef 6292  df-riota 6300  df-map 6770  df-poset 14076  df-plt 14088  df-lub 14104  df-glb 14105  df-join 14106  df-meet 14107  df-p0 14141  df-p1 14142  df-lat 14148  df-clat 14210  df-oposet 28645  df-ol 28647  df-oml 28648  df-covers 28735  df-ats 28736  df-atl 28767  df-cvlat 28791  df-hlat 28820  df-llines 28966  df-lplanes 28967  df-lvols 28968  df-lines 28969  df-psubsp 28971  df-pmap 28972  df-padd 29264  df-lhyp 29456  df-laut 29457  df-ldil 29572  df-ltrn 29573  df-trl 29627
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