Users' Mathboxes Mathbox for Norm Megill < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >   Mathboxes  >  dalem3 Structured version   Visualization version   GIF version

Theorem dalem3 35685
Description: Lemma for dalemdnee 35687. (Contributed by NM, 10-Aug-2012.)
Hypotheses
Ref Expression
dalema.ph (𝜑 ↔ (((𝐾 ∈ HL ∧ 𝐶 ∈ (Base‘𝐾)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) ∧ (𝑌𝑂𝑍𝑂) ∧ ((¬ 𝐶 (𝑃 𝑄) ∧ ¬ 𝐶 (𝑄 𝑅) ∧ ¬ 𝐶 (𝑅 𝑃)) ∧ (¬ 𝐶 (𝑆 𝑇) ∧ ¬ 𝐶 (𝑇 𝑈) ∧ ¬ 𝐶 (𝑈 𝑆)) ∧ (𝐶 (𝑃 𝑆) ∧ 𝐶 (𝑄 𝑇) ∧ 𝐶 (𝑅 𝑈)))))
dalemc.l = (le‘𝐾)
dalemc.j = (join‘𝐾)
dalemc.a 𝐴 = (Atoms‘𝐾)
dalem3.m = (meet‘𝐾)
dalem3.o 𝑂 = (LPlanes‘𝐾)
dalem3.y 𝑌 = ((𝑃 𝑄) 𝑅)
dalem3.z 𝑍 = ((𝑆 𝑇) 𝑈)
dalem3.d 𝐷 = ((𝑃 𝑄) (𝑆 𝑇))
dalem3.e 𝐸 = ((𝑄 𝑅) (𝑇 𝑈))
Assertion
Ref Expression
dalem3 ((𝜑𝐷𝑄) → 𝐷𝐸)

Proof of Theorem dalem3
StepHypRef Expression
1 dalema.ph . . . . 5 (𝜑 ↔ (((𝐾 ∈ HL ∧ 𝐶 ∈ (Base‘𝐾)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) ∧ (𝑌𝑂𝑍𝑂) ∧ ((¬ 𝐶 (𝑃 𝑄) ∧ ¬ 𝐶 (𝑄 𝑅) ∧ ¬ 𝐶 (𝑅 𝑃)) ∧ (¬ 𝐶 (𝑆 𝑇) ∧ ¬ 𝐶 (𝑇 𝑈) ∧ ¬ 𝐶 (𝑈 𝑆)) ∧ (𝐶 (𝑃 𝑆) ∧ 𝐶 (𝑄 𝑇) ∧ 𝐶 (𝑅 𝑈)))))
21dalemkehl 35644 . . . 4 (𝜑𝐾 ∈ HL)
31dalempea 35647 . . . 4 (𝜑𝑃𝐴)
41dalemqea 35648 . . . 4 (𝜑𝑄𝐴)
51dalemrea 35649 . . . 4 (𝜑𝑅𝐴)
61dalemyeo 35653 . . . 4 (𝜑𝑌𝑂)
7 dalemc.l . . . . 5 = (le‘𝐾)
8 dalemc.j . . . . 5 = (join‘𝐾)
9 dalemc.a . . . . 5 𝐴 = (Atoms‘𝐾)
10 dalem3.o . . . . 5 𝑂 = (LPlanes‘𝐾)
11 dalem3.y . . . . 5 𝑌 = ((𝑃 𝑄) 𝑅)
127, 8, 9, 10, 11lplnric 35573 . . . 4 ((𝐾 ∈ HL ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ 𝑌𝑂) → ¬ 𝑅 (𝑃 𝑄))
132, 3, 4, 5, 6, 12syl131anc 1503 . . 3 (𝜑 → ¬ 𝑅 (𝑃 𝑄))
1413adantr 473 . 2 ((𝜑𝐷𝑄) → ¬ 𝑅 (𝑃 𝑄))
15 dalem3.e . . . . . . 7 𝐸 = ((𝑄 𝑅) (𝑇 𝑈))
161dalemkelat 35645 . . . . . . . 8 (𝜑𝐾 ∈ Lat)
17 eqid 2799 . . . . . . . . . 10 (Base‘𝐾) = (Base‘𝐾)
1817, 8, 9hlatjcl 35388 . . . . . . . . 9 ((𝐾 ∈ HL ∧ 𝑄𝐴𝑅𝐴) → (𝑄 𝑅) ∈ (Base‘𝐾))
192, 4, 5, 18syl3anc 1491 . . . . . . . 8 (𝜑 → (𝑄 𝑅) ∈ (Base‘𝐾))
201, 8, 9dalemtjueb 35668 . . . . . . . 8 (𝜑 → (𝑇 𝑈) ∈ (Base‘𝐾))
21 dalem3.m . . . . . . . . 9 = (meet‘𝐾)
2217, 7, 21latmle1 17391 . . . . . . . 8 ((𝐾 ∈ Lat ∧ (𝑄 𝑅) ∈ (Base‘𝐾) ∧ (𝑇 𝑈) ∈ (Base‘𝐾)) → ((𝑄 𝑅) (𝑇 𝑈)) (𝑄 𝑅))
2316, 19, 20, 22syl3anc 1491 . . . . . . 7 (𝜑 → ((𝑄 𝑅) (𝑇 𝑈)) (𝑄 𝑅))
2415, 23syl5eqbr 4878 . . . . . 6 (𝜑𝐸 (𝑄 𝑅))
25 breq1 4846 . . . . . 6 (𝐷 = 𝐸 → (𝐷 (𝑄 𝑅) ↔ 𝐸 (𝑄 𝑅)))
2624, 25syl5ibrcom 239 . . . . 5 (𝜑 → (𝐷 = 𝐸𝐷 (𝑄 𝑅)))
2726adantr 473 . . . 4 ((𝜑𝐷𝑄) → (𝐷 = 𝐸𝐷 (𝑄 𝑅)))
282adantr 473 . . . . 5 ((𝜑𝐷𝑄) → 𝐾 ∈ HL)
29 dalem3.z . . . . . . 7 𝑍 = ((𝑆 𝑇) 𝑈)
30 dalem3.d . . . . . . 7 𝐷 = ((𝑃 𝑄) (𝑆 𝑇))
311, 7, 8, 9, 21, 10, 11, 29, 30dalemdea 35683 . . . . . 6 (𝜑𝐷𝐴)
3231adantr 473 . . . . 5 ((𝜑𝐷𝑄) → 𝐷𝐴)
335adantr 473 . . . . 5 ((𝜑𝐷𝑄) → 𝑅𝐴)
344adantr 473 . . . . 5 ((𝜑𝐷𝑄) → 𝑄𝐴)
35 simpr 478 . . . . 5 ((𝜑𝐷𝑄) → 𝐷𝑄)
367, 8, 9hlatexch1 35416 . . . . 5 ((𝐾 ∈ HL ∧ (𝐷𝐴𝑅𝐴𝑄𝐴) ∧ 𝐷𝑄) → (𝐷 (𝑄 𝑅) → 𝑅 (𝑄 𝐷)))
3728, 32, 33, 34, 35, 36syl131anc 1503 . . . 4 ((𝜑𝐷𝑄) → (𝐷 (𝑄 𝑅) → 𝑅 (𝑄 𝐷)))
387, 8, 9hlatlej2 35397 . . . . . . . 8 ((𝐾 ∈ HL ∧ 𝑃𝐴𝑄𝐴) → 𝑄 (𝑃 𝑄))
392, 3, 4, 38syl3anc 1491 . . . . . . 7 (𝜑𝑄 (𝑃 𝑄))
401, 8, 9dalempjqeb 35666 . . . . . . . . 9 (𝜑 → (𝑃 𝑄) ∈ (Base‘𝐾))
411, 8, 9dalemsjteb 35667 . . . . . . . . 9 (𝜑 → (𝑆 𝑇) ∈ (Base‘𝐾))
4217, 7, 21latmle1 17391 . . . . . . . . 9 ((𝐾 ∈ Lat ∧ (𝑃 𝑄) ∈ (Base‘𝐾) ∧ (𝑆 𝑇) ∈ (Base‘𝐾)) → ((𝑃 𝑄) (𝑆 𝑇)) (𝑃 𝑄))
4316, 40, 41, 42syl3anc 1491 . . . . . . . 8 (𝜑 → ((𝑃 𝑄) (𝑆 𝑇)) (𝑃 𝑄))
4430, 43syl5eqbr 4878 . . . . . . 7 (𝜑𝐷 (𝑃 𝑄))
451, 9dalemqeb 35661 . . . . . . . 8 (𝜑𝑄 ∈ (Base‘𝐾))
4617, 9atbase 35310 . . . . . . . . 9 (𝐷𝐴𝐷 ∈ (Base‘𝐾))
4731, 46syl 17 . . . . . . . 8 (𝜑𝐷 ∈ (Base‘𝐾))
4817, 7, 8latjle12 17377 . . . . . . . 8 ((𝐾 ∈ Lat ∧ (𝑄 ∈ (Base‘𝐾) ∧ 𝐷 ∈ (Base‘𝐾) ∧ (𝑃 𝑄) ∈ (Base‘𝐾))) → ((𝑄 (𝑃 𝑄) ∧ 𝐷 (𝑃 𝑄)) ↔ (𝑄 𝐷) (𝑃 𝑄)))
4916, 45, 47, 40, 48syl13anc 1492 . . . . . . 7 (𝜑 → ((𝑄 (𝑃 𝑄) ∧ 𝐷 (𝑃 𝑄)) ↔ (𝑄 𝐷) (𝑃 𝑄)))
5039, 44, 49mpbi2and 704 . . . . . 6 (𝜑 → (𝑄 𝐷) (𝑃 𝑄))
511, 9dalemreb 35662 . . . . . . 7 (𝜑𝑅 ∈ (Base‘𝐾))
5217, 8, 9hlatjcl 35388 . . . . . . . 8 ((𝐾 ∈ HL ∧ 𝑄𝐴𝐷𝐴) → (𝑄 𝐷) ∈ (Base‘𝐾))
532, 4, 31, 52syl3anc 1491 . . . . . . 7 (𝜑 → (𝑄 𝐷) ∈ (Base‘𝐾))
5417, 7lattr 17371 . . . . . . 7 ((𝐾 ∈ Lat ∧ (𝑅 ∈ (Base‘𝐾) ∧ (𝑄 𝐷) ∈ (Base‘𝐾) ∧ (𝑃 𝑄) ∈ (Base‘𝐾))) → ((𝑅 (𝑄 𝐷) ∧ (𝑄 𝐷) (𝑃 𝑄)) → 𝑅 (𝑃 𝑄)))
5516, 51, 53, 40, 54syl13anc 1492 . . . . . 6 (𝜑 → ((𝑅 (𝑄 𝐷) ∧ (𝑄 𝐷) (𝑃 𝑄)) → 𝑅 (𝑃 𝑄)))
5650, 55mpan2d 686 . . . . 5 (𝜑 → (𝑅 (𝑄 𝐷) → 𝑅 (𝑃 𝑄)))
5756adantr 473 . . . 4 ((𝜑𝐷𝑄) → (𝑅 (𝑄 𝐷) → 𝑅 (𝑃 𝑄)))
5827, 37, 573syld 60 . . 3 ((𝜑𝐷𝑄) → (𝐷 = 𝐸𝑅 (𝑃 𝑄)))
5958necon3bd 2985 . 2 ((𝜑𝐷𝑄) → (¬ 𝑅 (𝑃 𝑄) → 𝐷𝐸))
6014, 59mpd 15 1 ((𝜑𝐷𝑄) → 𝐷𝐸)
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 198  wa 385  w3a 1108   = wceq 1653  wcel 2157  wne 2971   class class class wbr 4843  cfv 6101  (class class class)co 6878  Basecbs 16184  lecple 16274  joincjn 17259  meetcmee 17260  Latclat 17360  Atomscatm 35284  HLchlt 35371  LPlanesclpl 35513
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1891  ax-4 1905  ax-5 2006  ax-6 2072  ax-7 2107  ax-8 2159  ax-9 2166  ax-10 2185  ax-11 2200  ax-12 2213  ax-13 2377  ax-ext 2777  ax-rep 4964  ax-sep 4975  ax-nul 4983  ax-pow 5035  ax-pr 5097  ax-un 7183
This theorem depends on definitions:  df-bi 199  df-an 386  df-or 875  df-3an 1110  df-tru 1657  df-ex 1876  df-nf 1880  df-sb 2065  df-mo 2591  df-eu 2609  df-clab 2786  df-cleq 2792  df-clel 2795  df-nfc 2930  df-ne 2972  df-ral 3094  df-rex 3095  df-reu 3096  df-rab 3098  df-v 3387  df-sbc 3634  df-csb 3729  df-dif 3772  df-un 3774  df-in 3776  df-ss 3783  df-nul 4116  df-if 4278  df-pw 4351  df-sn 4369  df-pr 4371  df-op 4375  df-uni 4629  df-iun 4712  df-br 4844  df-opab 4906  df-mpt 4923  df-id 5220  df-xp 5318  df-rel 5319  df-cnv 5320  df-co 5321  df-dm 5322  df-rn 5323  df-res 5324  df-ima 5325  df-iota 6064  df-fun 6103  df-fn 6104  df-f 6105  df-f1 6106  df-fo 6107  df-f1o 6108  df-fv 6109  df-riota 6839  df-ov 6881  df-oprab 6882  df-proset 17243  df-poset 17261  df-plt 17273  df-lub 17289  df-glb 17290  df-join 17291  df-meet 17292  df-p0 17354  df-lat 17361  df-clat 17423  df-oposet 35197  df-ol 35199  df-oml 35200  df-covers 35287  df-ats 35288  df-atl 35319  df-cvlat 35343  df-hlat 35372  df-llines 35519  df-lplanes 35520
This theorem is referenced by:  dalem4  35686  dalemdnee  35687
  Copyright terms: Public domain W3C validator