Users' Mathboxes Mathbox for Norm Megill < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >   Mathboxes  >  3dimlem3 Structured version   Unicode version

Theorem 3dimlem3 32995
Description: Lemma for 3dim1 33001. (Contributed by NM, 25-Jul-2012.)
Hypotheses
Ref Expression
3dim0.j  |-  .\/  =  ( join `  K )
3dim0.l  |-  .<_  =  ( le `  K )
3dim0.a  |-  A  =  ( Atoms `  K )
Assertion
Ref Expression
3dimlem3  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  ( P  =/=  Q  /\  -.  R  .<_  ( P  .\/  Q )  /\  -.  T  .<_  ( ( P  .\/  Q )  .\/  R ) ) )

Proof of Theorem 3dimlem3
StepHypRef Expression
1 simpr1 1011 . 2  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  P  =/=  Q )
2 simpr2 1012 . . 3  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  -.  P  .<_  ( Q  .\/  R ) )
3 simpl11 1080 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  K  e.  HL )
4 simpl2l 1058 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  R  e.  A )
5 simpl12 1081 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  P  e.  A )
6 simpl13 1082 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  Q  e.  A )
7 simpl3l 1060 . . . . . 6  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  Q  =/=  R )
87necomd 2691 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  R  =/=  Q )
9 3dim0.l . . . . . 6  |-  .<_  =  ( le `  K )
10 3dim0.j . . . . . 6  |-  .\/  =  ( join `  K )
11 3dim0.a . . . . . 6  |-  A  =  ( Atoms `  K )
129, 10, 11hlatexch2 32930 . . . . 5  |-  ( ( K  e.  HL  /\  ( R  e.  A  /\  P  e.  A  /\  Q  e.  A
)  /\  R  =/=  Q )  ->  ( R  .<_  ( P  .\/  Q
)  ->  P  .<_  ( R  .\/  Q ) ) )
133, 4, 5, 6, 8, 12syl131anc 1277 . . . 4  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  ( R  .<_  ( P  .\/  Q )  ->  P  .<_  ( R  .\/  Q ) ) )
1410, 11hlatjcom 32902 . . . . . 6  |-  ( ( K  e.  HL  /\  Q  e.  A  /\  R  e.  A )  ->  ( Q  .\/  R
)  =  ( R 
.\/  Q ) )
153, 6, 4, 14syl3anc 1264 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  ( Q  .\/  R )  =  ( R  .\/  Q
) )
1615breq2d 4435 . . . 4  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  ( P  .<_  ( Q  .\/  R )  <->  P  .<_  ( R 
.\/  Q ) ) )
1713, 16sylibrd 237 . . 3  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  ( R  .<_  ( P  .\/  Q )  ->  P  .<_  ( Q  .\/  R ) ) )
182, 17mtod 180 . 2  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  -.  R  .<_  ( P  .\/  Q ) )
19 simpl1 1008 . . 3  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A ) )
20 simpl2 1009 . . 3  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  ( R  e.  A  /\  S  e.  A )
)
21 simpl3r 1061 . . 3  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  -.  T  .<_  ( ( Q 
.\/  R )  .\/  S ) )
22 simpr3 1013 . . 3  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  P  .<_  ( ( Q  .\/  R )  .\/  S ) )
2310, 9, 113dimlem3a 32994 . . 3  |-  ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A
)  /\  ( -.  T  .<_  ( ( Q 
.\/  R )  .\/  S )  /\  -.  P  .<_  ( Q  .\/  R
)  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  -.  T  .<_  ( ( P 
.\/  Q )  .\/  R ) )
2419, 20, 21, 2, 22, 23syl113anc 1276 . 2  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  -.  T  .<_  ( ( P 
.\/  Q )  .\/  R ) )
251, 18, 243jca 1185 1  |-  ( ( ( ( K  e.  HL  /\  P  e.  A  /\  Q  e.  A )  /\  ( R  e.  A  /\  S  e.  A )  /\  ( Q  =/=  R  /\  -.  T  .<_  ( ( Q  .\/  R ) 
.\/  S ) ) )  /\  ( P  =/=  Q  /\  -.  P  .<_  ( Q  .\/  R )  /\  P  .<_  ( ( Q  .\/  R
)  .\/  S )
) )  ->  ( P  =/=  Q  /\  -.  R  .<_  ( P  .\/  Q )  /\  -.  T  .<_  ( ( P  .\/  Q )  .\/  R ) ) )
Colors of variables: wff setvar class
Syntax hints:   -. wn 3    -> wi 4    /\ wa 370    /\ w3a 982    = wceq 1437    e. wcel 1872    =/= wne 2614   class class class wbr 4423   ` cfv 5601  (class class class)co 6305   lecple 15196   joincjn 16188   Atomscatm 32798   HLchlt 32885
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1663  ax-4 1676  ax-5 1752  ax-6 1798  ax-7 1843  ax-8 1874  ax-9 1876  ax-10 1891  ax-11 1896  ax-12 1909  ax-13 2057  ax-ext 2401  ax-rep 4536  ax-sep 4546  ax-nul 4555  ax-pow 4602  ax-pr 4660  ax-un 6597
This theorem depends on definitions:  df-bi 188  df-or 371  df-an 372  df-3an 984  df-tru 1440  df-ex 1658  df-nf 1662  df-sb 1791  df-eu 2273  df-mo 2274  df-clab 2408  df-cleq 2414  df-clel 2417  df-nfc 2568  df-ne 2616  df-ral 2776  df-rex 2777  df-reu 2778  df-rab 2780  df-v 3082  df-sbc 3300  df-csb 3396  df-dif 3439  df-un 3441  df-in 3443  df-ss 3450  df-nul 3762  df-if 3912  df-pw 3983  df-sn 3999  df-pr 4001  df-op 4005  df-uni 4220  df-iun 4301  df-br 4424  df-opab 4483  df-mpt 4484  df-id 4768  df-xp 4859  df-rel 4860  df-cnv 4861  df-co 4862  df-dm 4863  df-rn 4864  df-res 4865  df-ima 4866  df-iota 5565  df-fun 5603  df-fn 5604  df-f 5605  df-f1 5606  df-fo 5607  df-f1o 5608  df-fv 5609  df-riota 6267  df-ov 6308  df-oprab 6309  df-preset 16172  df-poset 16190  df-plt 16203  df-lub 16219  df-glb 16220  df-join 16221  df-meet 16222  df-p0 16284  df-lat 16291  df-covers 32801  df-ats 32802  df-atl 32833  df-cvlat 32857  df-hlat 32886
This theorem is referenced by:  3dim1  33001  3dim2  33002
  Copyright terms: Public domain W3C validator