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

Theorem trlco 30989
Description: The trace of a composition of translations is less than or equal to the join of their traces. Part of proof of Lemma G of [Crawley] p. 116, second paragraph on p. 117. (Contributed by NM, 2-Jun-2013.)
Hypotheses
Ref Expression
trlco.l  |-  .<_  =  ( le `  K )
trlco.j  |-  .\/  =  ( join `  K )
trlco.h  |-  H  =  ( LHyp `  K
)
trlco.t  |-  T  =  ( ( LTrn `  K
) `  W )
trlco.r  |-  R  =  ( ( trL `  K
) `  W )
Assertion
Ref Expression
trlco  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  G  e.  T
)  ->  ( R `  ( F  o.  G
) )  .<_  ( ( R `  F ) 
.\/  ( R `  G ) ) )

Proof of Theorem trlco
Dummy variable  p is distinct from all other variables.
StepHypRef Expression
1 trlco.l . . . 4  |-  .<_  =  ( le `  K )
2 eqid 2285 . . . 4  |-  ( Atoms `  K )  =  (
Atoms `  K )
3 trlco.h . . . 4  |-  H  =  ( LHyp `  K
)
41, 2, 3lhpexnle 30268 . . 3  |-  ( ( K  e.  HL  /\  W  e.  H )  ->  E. p  e.  (
Atoms `  K )  -.  p  .<_  W )
543ad2ant1 976 . 2  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  G  e.  T
)  ->  E. p  e.  ( Atoms `  K )  -.  p  .<_  W )
6 simpl1 958 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  G  e.  T )  /\  (
p  e.  ( Atoms `  K )  /\  -.  p  .<_  W ) )  ->  ( K  e.  HL  /\  W  e.  H ) )
7 simpl2 959 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  G  e.  T )  /\  (
p  e.  ( Atoms `  K )  /\  -.  p  .<_  W ) )  ->  F  e.  T
)
8 simpl3 960 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  G  e.  T )  /\  (
p  e.  ( Atoms `  K )  /\  -.  p  .<_  W ) )  ->  G  e.  T
)
9 simpr 447 . . . . 5  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  G  e.  T )  /\  (
p  e.  ( Atoms `  K )  /\  -.  p  .<_  W ) )  ->  ( p  e.  ( Atoms `  K )  /\  -.  p  .<_  W ) )
10 trlco.j . . . . . 6  |-  .\/  =  ( join `  K )
11 trlco.t . . . . . 6  |-  T  =  ( ( LTrn `  K
) `  W )
12 trlco.r . . . . . 6  |-  R  =  ( ( trL `  K
) `  W )
13 eqid 2285 . . . . . 6  |-  ( meet `  K )  =  (
meet `  K )
141, 10, 3, 11, 12, 13, 2trlcolem 30988 . . . . 5  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  ( F  e.  T  /\  G  e.  T )  /\  (
p  e.  ( Atoms `  K )  /\  -.  p  .<_  W ) )  ->  ( R `  ( F  o.  G
) )  .<_  ( ( R `  F ) 
.\/  ( R `  G ) ) )
156, 7, 8, 9, 14syl121anc 1187 . . . 4  |-  ( ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  G  e.  T )  /\  (
p  e.  ( Atoms `  K )  /\  -.  p  .<_  W ) )  ->  ( R `  ( F  o.  G
) )  .<_  ( ( R `  F ) 
.\/  ( R `  G ) ) )
1615exp32 588 . . 3  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  G  e.  T
)  ->  ( p  e.  ( Atoms `  K )  ->  ( -.  p  .<_  W  ->  ( R `  ( F  o.  G
) )  .<_  ( ( R `  F ) 
.\/  ( R `  G ) ) ) ) )
1716rexlimdv 2668 . 2  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  G  e.  T
)  ->  ( E. p  e.  ( Atoms `  K )  -.  p  .<_  W  ->  ( R `  ( F  o.  G
) )  .<_  ( ( R `  F ) 
.\/  ( R `  G ) ) ) )
185, 17mpd 14 1  |-  ( ( ( K  e.  HL  /\  W  e.  H )  /\  F  e.  T  /\  G  e.  T
)  ->  ( R `  ( F  o.  G
) )  .<_  ( ( R `  F ) 
.\/  ( R `  G ) ) )
Colors of variables: wff set class
Syntax hints:   -. wn 3    -> wi 4    /\ wa 358    /\ w3a 934    = wceq 1625    e. wcel 1686   E.wrex 2546   class class class wbr 4025    o. ccom 4695   ` cfv 5257  (class class class)co 5860   lecple 13217   joincjn 14080   meetcmee 14081   Atomscatm 29526   HLchlt 29613   LHypclh 30246   LTrncltrn 30363   trLctrl 30420
This theorem is referenced by:  trlcone  30990  cdlemg46  30997  trljco  31002  tendopltp  31042  dialss  31309  diblss  31433
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1535  ax-5 1546  ax-17 1605  ax-9 1637  ax-8 1645  ax-13 1688  ax-14 1690  ax-6 1705  ax-7 1710  ax-11 1717  ax-12 1868  ax-ext 2266  ax-rep 4133  ax-sep 4143  ax-nul 4151  ax-pow 4190  ax-pr 4216  ax-un 4514
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 1531  df-nf 1534  df-sb 1632  df-eu 2149  df-mo 2150  df-clab 2272  df-cleq 2278  df-clel 2281  df-nfc 2410  df-ne 2450  df-nel 2451  df-ral 2550  df-rex 2551  df-reu 2552  df-rmo 2553  df-rab 2554  df-v 2792  df-sbc 2994  df-csb 3084  df-dif 3157  df-un 3159  df-in 3161  df-ss 3168  df-nul 3458  df-if 3568  df-pw 3629  df-sn 3648  df-pr 3649  df-op 3651  df-uni 3830  df-iun 3909  df-iin 3910  df-br 4026  df-opab 4080  df-mpt 4081  df-id 4311  df-xp 4697  df-rel 4698  df-cnv 4699  df-co 4700  df-dm 4701  df-rn 4702  df-res 4703  df-ima 4704  df-iota 5221  df-fun 5259  df-fn 5260  df-f 5261  df-f1 5262  df-fo 5263  df-f1o 5264  df-fv 5265  df-ov 5863  df-oprab 5864  df-mpt2 5865  df-1st 6124  df-2nd 6125  df-undef 6300  df-riota 6306  df-map 6776  df-poset 14082  df-plt 14094  df-lub 14110  df-glb 14111  df-join 14112  df-meet 14113  df-p0 14147  df-p1 14148  df-lat 14154  df-clat 14216  df-oposet 29439  df-ol 29441  df-oml 29442  df-covers 29529  df-ats 29530  df-atl 29561  df-cvlat 29585  df-hlat 29614  df-llines 29760  df-lplanes 29761  df-lvols 29762  df-lines 29763  df-psubsp 29765  df-pmap 29766  df-padd 30058  df-lhyp 30250  df-laut 30251  df-ldil 30366  df-ltrn 30367  df-trl 30421
  Copyright terms: Public domain W3C validator