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Theorem dalem5 36245
Description: Lemma for dath 36314. Atom 𝑈 (in plane 𝑍 = 𝑆𝑇𝑈) belongs to the 3-dimensional volume formed by 𝑌 and 𝐶. (Contributed by NM, 21-Jul-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)
dalem5.o 𝑂 = (LPlanes‘𝐾)
dalem5.y 𝑌 = ((𝑃 𝑄) 𝑅)
dalem5.w 𝑊 = (𝑌 𝐶)
Assertion
Ref Expression
dalem5 (𝜑𝑈 𝑊)

Proof of Theorem dalem5
StepHypRef Expression
1 eqid 2779 . 2 (Base‘𝐾) = (Base‘𝐾)
2 dalemc.l . 2 = (le‘𝐾)
3 dalema.ph . . 3 (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)))))
43dalemkelat 36202 . 2 (𝜑𝐾 ∈ Lat)
5 dalemc.a . . 3 𝐴 = (Atoms‘𝐾)
63, 5dalemueb 36222 . 2 (𝜑𝑈 ∈ (Base‘𝐾))
73dalemkehl 36201 . . 3 (𝜑𝐾 ∈ HL)
83dalemrea 36206 . . 3 (𝜑𝑅𝐴)
9 dalemc.j . . . 4 = (join‘𝐾)
10 dalem5.o . . . 4 𝑂 = (LPlanes‘𝐾)
11 dalem5.y . . . 4 𝑌 = ((𝑃 𝑄) 𝑅)
123, 2, 9, 5, 10, 11dalemcea 36238 . . 3 (𝜑𝐶𝐴)
131, 9, 5hlatjcl 35945 . . 3 ((𝐾 ∈ HL ∧ 𝑅𝐴𝐶𝐴) → (𝑅 𝐶) ∈ (Base‘𝐾))
147, 8, 12, 13syl3anc 1351 . 2 (𝜑 → (𝑅 𝐶) ∈ (Base‘𝐾))
15 dalem5.w . . 3 𝑊 = (𝑌 𝐶)
163, 10dalemyeb 36227 . . . 4 (𝜑𝑌 ∈ (Base‘𝐾))
173, 5dalemceb 36216 . . . 4 (𝜑𝐶 ∈ (Base‘𝐾))
181, 9latjcl 17519 . . . 4 ((𝐾 ∈ Lat ∧ 𝑌 ∈ (Base‘𝐾) ∧ 𝐶 ∈ (Base‘𝐾)) → (𝑌 𝐶) ∈ (Base‘𝐾))
194, 16, 17, 18syl3anc 1351 . . 3 (𝜑 → (𝑌 𝐶) ∈ (Base‘𝐾))
2015, 19syl5eqel 2871 . 2 (𝜑𝑊 ∈ (Base‘𝐾))
213dalemclrju 36214 . . 3 (𝜑𝐶 (𝑅 𝑈))
223dalemuea 36209 . . . 4 (𝜑𝑈𝐴)
233dalempea 36204 . . . . 5 (𝜑𝑃𝐴)
24 simp313 1302 . . . . . 6 ((((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)))) → ¬ 𝐶 (𝑅 𝑃))
253, 24sylbi 209 . . . . 5 (𝜑 → ¬ 𝐶 (𝑅 𝑃))
262, 9, 5atnlej1 35957 . . . . 5 ((𝐾 ∈ HL ∧ (𝐶𝐴𝑅𝐴𝑃𝐴) ∧ ¬ 𝐶 (𝑅 𝑃)) → 𝐶𝑅)
277, 12, 8, 23, 25, 26syl131anc 1363 . . . 4 (𝜑𝐶𝑅)
282, 9, 5hlatexch1 35973 . . . 4 ((𝐾 ∈ HL ∧ (𝐶𝐴𝑈𝐴𝑅𝐴) ∧ 𝐶𝑅) → (𝐶 (𝑅 𝑈) → 𝑈 (𝑅 𝐶)))
297, 12, 22, 8, 27, 28syl131anc 1363 . . 3 (𝜑 → (𝐶 (𝑅 𝑈) → 𝑈 (𝑅 𝐶)))
3021, 29mpd 15 . 2 (𝜑𝑈 (𝑅 𝐶))
313, 9, 5dalempjqeb 36223 . . . . . 6 (𝜑 → (𝑃 𝑄) ∈ (Base‘𝐾))
323, 5dalemreb 36219 . . . . . 6 (𝜑𝑅 ∈ (Base‘𝐾))
331, 2, 9latlej2 17529 . . . . . 6 ((𝐾 ∈ Lat ∧ (𝑃 𝑄) ∈ (Base‘𝐾) ∧ 𝑅 ∈ (Base‘𝐾)) → 𝑅 ((𝑃 𝑄) 𝑅))
344, 31, 32, 33syl3anc 1351 . . . . 5 (𝜑𝑅 ((𝑃 𝑄) 𝑅))
3534, 11syl6breqr 4971 . . . 4 (𝜑𝑅 𝑌)
361, 2, 9latjlej1 17533 . . . . 5 ((𝐾 ∈ Lat ∧ (𝑅 ∈ (Base‘𝐾) ∧ 𝑌 ∈ (Base‘𝐾) ∧ 𝐶 ∈ (Base‘𝐾))) → (𝑅 𝑌 → (𝑅 𝐶) (𝑌 𝐶)))
374, 32, 16, 17, 36syl13anc 1352 . . . 4 (𝜑 → (𝑅 𝑌 → (𝑅 𝐶) (𝑌 𝐶)))
3835, 37mpd 15 . . 3 (𝜑 → (𝑅 𝐶) (𝑌 𝐶))
3938, 15syl6breqr 4971 . 2 (𝜑 → (𝑅 𝐶) 𝑊)
401, 2, 4, 6, 14, 20, 30, 39lattrd 17526 1 (𝜑𝑈 𝑊)
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 198  wa 387  w3a 1068   = wceq 1507  wcel 2050  wne 2968   class class class wbr 4929  cfv 6188  (class class class)co 6976  Basecbs 16339  lecple 16428  joincjn 17412  Latclat 17513  Atomscatm 35841  HLchlt 35928  LPlanesclpl 36070
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1758  ax-4 1772  ax-5 1869  ax-6 1928  ax-7 1965  ax-8 2052  ax-9 2059  ax-10 2079  ax-11 2093  ax-12 2106  ax-13 2301  ax-ext 2751  ax-rep 5049  ax-sep 5060  ax-nul 5067  ax-pow 5119  ax-pr 5186  ax-un 7279
This theorem depends on definitions:  df-bi 199  df-an 388  df-or 834  df-3an 1070  df-tru 1510  df-ex 1743  df-nf 1747  df-sb 2016  df-mo 2547  df-eu 2584  df-clab 2760  df-cleq 2772  df-clel 2847  df-nfc 2919  df-ne 2969  df-ral 3094  df-rex 3095  df-reu 3096  df-rab 3098  df-v 3418  df-sbc 3683  df-csb 3788  df-dif 3833  df-un 3835  df-in 3837  df-ss 3844  df-nul 4180  df-if 4351  df-pw 4424  df-sn 4442  df-pr 4444  df-op 4448  df-uni 4713  df-iun 4794  df-br 4930  df-opab 4992  df-mpt 5009  df-id 5312  df-xp 5413  df-rel 5414  df-cnv 5415  df-co 5416  df-dm 5417  df-rn 5418  df-res 5419  df-ima 5420  df-iota 6152  df-fun 6190  df-fn 6191  df-f 6192  df-f1 6193  df-fo 6194  df-f1o 6195  df-fv 6196  df-riota 6937  df-ov 6979  df-oprab 6980  df-proset 17396  df-poset 17414  df-plt 17426  df-lub 17442  df-glb 17443  df-join 17444  df-meet 17445  df-p0 17507  df-lat 17514  df-clat 17576  df-oposet 35754  df-ol 35756  df-oml 35757  df-covers 35844  df-ats 35845  df-atl 35876  df-cvlat 35900  df-hlat 35929  df-llines 36076  df-lplanes 36077
This theorem is referenced by:  dalem6  36246  dalem8  36248
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