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Theorem 4atlem10b 30087
Description: Lemma for 4at 30095. Substitute  V for  R (cont.). (Contributed by NM, 10-Jul-2012.)
Hypotheses
Ref Expression
4at.l  |-  .<_  =  ( le `  K )
4at.j  |-  .\/  =  ( join `  K )
4at.a  |-  A  =  ( Atoms `  K )
Assertion
Ref Expression
4atlem10b  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  ( ( P 
.\/  Q )  .\/  ( R  .\/  S ) )  =  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) )

Proof of Theorem 4atlem10b
StepHypRef Expression
1 simprr 734 . . . 4  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) )
2 simprl 733 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  R  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) )
3 simpl1 960 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A ) )
4 simpl21 1035 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  R  e.  A
)
5 simpl23 1037 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  V  e.  A
)
6 simpl31 1038 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  W  e.  A
)
7 simpl32 1039 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  -.  R  .<_  ( ( P  .\/  Q
)  .\/  W )
)
8 4at.l . . . . . . 7  |-  .<_  =  ( le `  K )
9 4at.j . . . . . . 7  |-  .\/  =  ( join `  K )
10 4at.a . . . . . . 7  |-  A  =  ( Atoms `  K )
118, 9, 104atlem10a 30086 . . . . . 6  |-  ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  V  e.  A  /\  W  e.  A
)  /\  -.  R  .<_  ( ( P  .\/  Q )  .\/  W ) )  ->  ( R  .<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  <-> 
( ( P  .\/  Q )  .\/  ( R 
.\/  W ) )  =  ( ( P 
.\/  Q )  .\/  ( V  .\/  W ) ) ) )
123, 4, 5, 6, 7, 11syl131anc 1197 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  ( R  .<_  ( ( P  .\/  Q
)  .\/  ( V  .\/  W ) )  <->  ( ( P  .\/  Q )  .\/  ( R  .\/  W ) )  =  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )
132, 12mpbid 202 . . . 4  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  ( ( P 
.\/  Q )  .\/  ( R  .\/  W ) )  =  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) )
141, 13breqtrrd 4198 . . 3  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  S  .<_  ( ( P  .\/  Q ) 
.\/  ( R  .\/  W ) ) )
15 simpl22 1036 . . . 4  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  S  e.  A
)
16 simpl33 1040 . . . 4  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  -.  S  .<_  ( ( P  .\/  Q
)  .\/  R )
)
178, 9, 104atlem9 30085 . . . 4  |-  ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  W  e.  A
)  /\  -.  S  .<_  ( ( P  .\/  Q )  .\/  R ) )  ->  ( S  .<_  ( ( P  .\/  Q )  .\/  ( R 
.\/  W ) )  <-> 
( ( P  .\/  Q )  .\/  ( R 
.\/  S ) )  =  ( ( P 
.\/  Q )  .\/  ( R  .\/  W ) ) ) )
183, 4, 15, 6, 16, 17syl131anc 1197 . . 3  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  ( S  .<_  ( ( P  .\/  Q
)  .\/  ( R  .\/  W ) )  <->  ( ( P  .\/  Q )  .\/  ( R  .\/  S ) )  =  ( ( P  .\/  Q ) 
.\/  ( R  .\/  W ) ) ) )
1914, 18mpbid 202 . 2  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  ( ( P 
.\/  Q )  .\/  ( R  .\/  S ) )  =  ( ( P  .\/  Q ) 
.\/  ( R  .\/  W ) ) )
2019, 13eqtrd 2436 1  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A  /\  V  e.  A )  /\  ( W  e.  A  /\  -.  R  .<_  ( ( P  .\/  Q ) 
.\/  W )  /\  -.  S  .<_  ( ( P  .\/  Q ) 
.\/  R ) ) )  /\  ( R 
.<_  ( ( P  .\/  Q )  .\/  ( V 
.\/  W ) )  /\  S  .<_  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) ) )  ->  ( ( P 
.\/  Q )  .\/  ( R  .\/  S ) )  =  ( ( P  .\/  Q ) 
.\/  ( V  .\/  W ) ) )
Colors of variables: wff set class
Syntax hints:   -. wn 3    -> wi 4    <-> wb 177    /\ wa 359    /\ w3a 936    = wceq 1649    e. wcel 1721   class class class wbr 4172   ` cfv 5413  (class class class)co 6040   lecple 13491   joincjn 14356   Atomscatm 29746   HLchlt 29833
This theorem is referenced by:  4atlem10  30088
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1552  ax-5 1563  ax-17 1623  ax-9 1662  ax-8 1683  ax-13 1723  ax-14 1725  ax-6 1740  ax-7 1745  ax-11 1757  ax-12 1946  ax-ext 2385  ax-rep 4280  ax-sep 4290  ax-nul 4298  ax-pow 4337  ax-pr 4363  ax-un 4660
This theorem depends on definitions:  df-bi 178  df-or 360  df-an 361  df-3an 938  df-tru 1325  df-ex 1548  df-nf 1551  df-sb 1656  df-eu 2258  df-mo 2259  df-clab 2391  df-cleq 2397  df-clel 2400  df-nfc 2529  df-ne 2569  df-nel 2570  df-ral 2671  df-rex 2672  df-reu 2673  df-rab 2675  df-v 2918  df-sbc 3122  df-csb 3212  df-dif 3283  df-un 3285  df-in 3287  df-ss 3294  df-nul 3589  df-if 3700  df-pw 3761  df-sn 3780  df-pr 3781  df-op 3783  df-uni 3976  df-iun 4055  df-br 4173  df-opab 4227  df-mpt 4228  df-id 4458  df-xp 4843  df-rel 4844  df-cnv 4845  df-co 4846  df-dm 4847  df-rn 4848  df-res 4849  df-ima 4850  df-iota 5377  df-fun 5415  df-fn 5416  df-f 5417  df-f1 5418  df-fo 5419  df-f1o 5420  df-fv 5421  df-ov 6043  df-oprab 6044  df-mpt2 6045  df-1st 6308  df-2nd 6309  df-undef 6502  df-riota 6508  df-poset 14358  df-lub 14386  df-join 14388  df-lat 14430  df-ats 29750  df-atl 29781  df-cvlat 29805  df-hlat 29834
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