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Theorem lplnri3N 33508
Description: Property of a lattice plane expressed as the join of 3 atoms. (Contributed by NM, 30-Jul-2012.) (New usage is discouraged.)
Hypotheses
Ref Expression
lplnri1.j  |-  .\/  =  ( join `  K )
lplnri1.a  |-  A  =  ( Atoms `  K )
lplnri1.p  |-  P  =  ( LPlanes `  K )
lplnri1.y  |-  Y  =  ( ( Q  .\/  R )  .\/  S )
Assertion
Ref Expression
lplnri3N  |-  ( ( K  e.  HL  /\  ( Q  e.  A  /\  R  e.  A  /\  S  e.  A
)  /\  Y  e.  P )  ->  R  =/=  S )

Proof of Theorem lplnri3N
StepHypRef Expression
1 simp1 988 . 2  |-  ( ( K  e.  HL  /\  ( Q  e.  A  /\  R  e.  A  /\  S  e.  A
)  /\  Y  e.  P )  ->  K  e.  HL )
2 simp22 1022 . 2  |-  ( ( K  e.  HL  /\  ( Q  e.  A  /\  R  e.  A  /\  S  e.  A
)  /\  Y  e.  P )  ->  R  e.  A )
3 simp21 1021 . 2  |-  ( ( K  e.  HL  /\  ( Q  e.  A  /\  R  e.  A  /\  S  e.  A
)  /\  Y  e.  P )  ->  Q  e.  A )
4 simp23 1023 . 2  |-  ( ( K  e.  HL  /\  ( Q  e.  A  /\  R  e.  A  /\  S  e.  A
)  /\  Y  e.  P )  ->  S  e.  A )
5 eqid 2451 . . 3  |-  ( le
`  K )  =  ( le `  K
)
6 lplnri1.j . . 3  |-  .\/  =  ( join `  K )
7 lplnri1.a . . 3  |-  A  =  ( Atoms `  K )
8 lplnri1.p . . 3  |-  P  =  ( LPlanes `  K )
9 lplnri1.y . . 3  |-  Y  =  ( ( Q  .\/  R )  .\/  S )
105, 6, 7, 8, 9lplnribN 33504 . 2  |-  ( ( K  e.  HL  /\  ( Q  e.  A  /\  R  e.  A  /\  S  e.  A
)  /\  Y  e.  P )  ->  -.  R ( le `  K ) ( Q 
.\/  S ) )
115, 6, 7atnlej2 33333 . 2  |-  ( ( K  e.  HL  /\  ( R  e.  A  /\  Q  e.  A  /\  S  e.  A
)  /\  -.  R
( le `  K
) ( Q  .\/  S ) )  ->  R  =/=  S )
121, 2, 3, 4, 10, 11syl131anc 1232 1  |-  ( ( K  e.  HL  /\  ( Q  e.  A  /\  R  e.  A  /\  S  e.  A
)  /\  Y  e.  P )  ->  R  =/=  S )
Colors of variables: wff setvar class
Syntax hints:   -. wn 3    -> wi 4    /\ w3a 965    = wceq 1370    e. wcel 1758    =/= wne 2644   class class class wbr 4393   ` cfv 5519  (class class class)co 6193   lecple 14356   joincjn 15225   Atomscatm 33217   HLchlt 33304   LPlanesclpl 33445
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1592  ax-4 1603  ax-5 1671  ax-6 1710  ax-7 1730  ax-8 1760  ax-9 1762  ax-10 1777  ax-11 1782  ax-12 1794  ax-13 1952  ax-ext 2430  ax-rep 4504  ax-sep 4514  ax-nul 4522  ax-pow 4571  ax-pr 4632  ax-un 6475
This theorem depends on definitions:  df-bi 185  df-or 370  df-an 371  df-3an 967  df-tru 1373  df-ex 1588  df-nf 1591  df-sb 1703  df-eu 2264  df-mo 2265  df-clab 2437  df-cleq 2443  df-clel 2446  df-nfc 2601  df-ne 2646  df-ral 2800  df-rex 2801  df-reu 2802  df-rab 2804  df-v 3073  df-sbc 3288  df-csb 3390  df-dif 3432  df-un 3434  df-in 3436  df-ss 3443  df-nul 3739  df-if 3893  df-pw 3963  df-sn 3979  df-pr 3981  df-op 3985  df-uni 4193  df-iun 4274  df-br 4394  df-opab 4452  df-mpt 4453  df-id 4737  df-xp 4947  df-rel 4948  df-cnv 4949  df-co 4950  df-dm 4951  df-rn 4952  df-res 4953  df-ima 4954  df-iota 5482  df-fun 5521  df-fn 5522  df-f 5523  df-f1 5524  df-fo 5525  df-f1o 5526  df-fv 5527  df-riota 6154  df-ov 6196  df-oprab 6197  df-poset 15227  df-plt 15239  df-lub 15255  df-glb 15256  df-join 15257  df-meet 15258  df-p0 15320  df-lat 15327  df-clat 15389  df-oposet 33130  df-ol 33132  df-oml 33133  df-covers 33220  df-ats 33221  df-atl 33252  df-cvlat 33276  df-hlat 33305  df-llines 33451  df-lplanes 33452
This theorem is referenced by: (None)
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