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Mirrors > Home > MPE Home > Th. List > Mathboxes > dalem10 | Structured version Visualization version GIF version |
Description: Lemma for dath 34040. Atom 𝐷 belongs to the axis of perspectivity 𝑋. (Contributed by NM, 19-Jul-2012.) |
Ref | Expression |
---|---|
dalema.ph | ⊢ (𝜑 ↔ (((𝐾 ∈ HL ∧ 𝐶 ∈ (Base‘𝐾)) ∧ (𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴 ∧ 𝑅 ∈ 𝐴) ∧ (𝑆 ∈ 𝐴 ∧ 𝑇 ∈ 𝐴 ∧ 𝑈 ∈ 𝐴)) ∧ (𝑌 ∈ 𝑂 ∧ 𝑍 ∈ 𝑂) ∧ ((¬ 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) |
dalem10.m | ⊢ ∧ = (meet‘𝐾) |
dalem10.o | ⊢ 𝑂 = (LPlanes‘𝐾) |
dalem10.y | ⊢ 𝑌 = ((𝑃 ∨ 𝑄) ∨ 𝑅) |
dalem10.z | ⊢ 𝑍 = ((𝑆 ∨ 𝑇) ∨ 𝑈) |
dalem10.x | ⊢ 𝑋 = (𝑌 ∧ 𝑍) |
dalem10.d | ⊢ 𝐷 = ((𝑃 ∨ 𝑄) ∧ (𝑆 ∨ 𝑇)) |
Ref | Expression |
---|---|
dalem10 | ⊢ (𝜑 → 𝐷 ≤ 𝑋) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dalema.ph | . . . . 5 ⊢ (𝜑 ↔ (((𝐾 ∈ HL ∧ 𝐶 ∈ (Base‘𝐾)) ∧ (𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴 ∧ 𝑅 ∈ 𝐴) ∧ (𝑆 ∈ 𝐴 ∧ 𝑇 ∈ 𝐴 ∧ 𝑈 ∈ 𝐴)) ∧ (𝑌 ∈ 𝑂 ∧ 𝑍 ∈ 𝑂) ∧ ((¬ 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))))) | |
2 | 1 | dalemkelat 33928 | . . . 4 ⊢ (𝜑 → 𝐾 ∈ Lat) |
3 | dalemc.j | . . . . 5 ⊢ ∨ = (join‘𝐾) | |
4 | dalemc.a | . . . . 5 ⊢ 𝐴 = (Atoms‘𝐾) | |
5 | 1, 3, 4 | dalempjqeb 33949 | . . . 4 ⊢ (𝜑 → (𝑃 ∨ 𝑄) ∈ (Base‘𝐾)) |
6 | 1, 4 | dalemreb 33945 | . . . 4 ⊢ (𝜑 → 𝑅 ∈ (Base‘𝐾)) |
7 | eqid 2610 | . . . . 5 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
8 | dalemc.l | . . . . 5 ⊢ ≤ = (le‘𝐾) | |
9 | 7, 8, 3 | latlej1 16883 | . . . 4 ⊢ ((𝐾 ∈ Lat ∧ (𝑃 ∨ 𝑄) ∈ (Base‘𝐾) ∧ 𝑅 ∈ (Base‘𝐾)) → (𝑃 ∨ 𝑄) ≤ ((𝑃 ∨ 𝑄) ∨ 𝑅)) |
10 | 2, 5, 6, 9 | syl3anc 1318 | . . 3 ⊢ (𝜑 → (𝑃 ∨ 𝑄) ≤ ((𝑃 ∨ 𝑄) ∨ 𝑅)) |
11 | 1, 3, 4 | dalemsjteb 33950 | . . . 4 ⊢ (𝜑 → (𝑆 ∨ 𝑇) ∈ (Base‘𝐾)) |
12 | 1, 4 | dalemueb 33948 | . . . 4 ⊢ (𝜑 → 𝑈 ∈ (Base‘𝐾)) |
13 | 7, 8, 3 | latlej1 16883 | . . . 4 ⊢ ((𝐾 ∈ Lat ∧ (𝑆 ∨ 𝑇) ∈ (Base‘𝐾) ∧ 𝑈 ∈ (Base‘𝐾)) → (𝑆 ∨ 𝑇) ≤ ((𝑆 ∨ 𝑇) ∨ 𝑈)) |
14 | 2, 11, 12, 13 | syl3anc 1318 | . . 3 ⊢ (𝜑 → (𝑆 ∨ 𝑇) ≤ ((𝑆 ∨ 𝑇) ∨ 𝑈)) |
15 | dalem10.y | . . . . 5 ⊢ 𝑌 = ((𝑃 ∨ 𝑄) ∨ 𝑅) | |
16 | dalem10.o | . . . . . 6 ⊢ 𝑂 = (LPlanes‘𝐾) | |
17 | 1, 16 | dalemyeb 33953 | . . . . 5 ⊢ (𝜑 → 𝑌 ∈ (Base‘𝐾)) |
18 | 15, 17 | syl5eqelr 2693 | . . . 4 ⊢ (𝜑 → ((𝑃 ∨ 𝑄) ∨ 𝑅) ∈ (Base‘𝐾)) |
19 | dalem10.z | . . . . 5 ⊢ 𝑍 = ((𝑆 ∨ 𝑇) ∨ 𝑈) | |
20 | 1 | dalemzeo 33937 | . . . . . 6 ⊢ (𝜑 → 𝑍 ∈ 𝑂) |
21 | 7, 16 | lplnbase 33838 | . . . . . 6 ⊢ (𝑍 ∈ 𝑂 → 𝑍 ∈ (Base‘𝐾)) |
22 | 20, 21 | syl 17 | . . . . 5 ⊢ (𝜑 → 𝑍 ∈ (Base‘𝐾)) |
23 | 19, 22 | syl5eqelr 2693 | . . . 4 ⊢ (𝜑 → ((𝑆 ∨ 𝑇) ∨ 𝑈) ∈ (Base‘𝐾)) |
24 | dalem10.m | . . . . 5 ⊢ ∧ = (meet‘𝐾) | |
25 | 7, 8, 24 | latmlem12 16906 | . . . 4 ⊢ ((𝐾 ∈ Lat ∧ ((𝑃 ∨ 𝑄) ∈ (Base‘𝐾) ∧ ((𝑃 ∨ 𝑄) ∨ 𝑅) ∈ (Base‘𝐾)) ∧ ((𝑆 ∨ 𝑇) ∈ (Base‘𝐾) ∧ ((𝑆 ∨ 𝑇) ∨ 𝑈) ∈ (Base‘𝐾))) → (((𝑃 ∨ 𝑄) ≤ ((𝑃 ∨ 𝑄) ∨ 𝑅) ∧ (𝑆 ∨ 𝑇) ≤ ((𝑆 ∨ 𝑇) ∨ 𝑈)) → ((𝑃 ∨ 𝑄) ∧ (𝑆 ∨ 𝑇)) ≤ (((𝑃 ∨ 𝑄) ∨ 𝑅) ∧ ((𝑆 ∨ 𝑇) ∨ 𝑈)))) |
26 | 2, 5, 18, 11, 23, 25 | syl122anc 1327 | . . 3 ⊢ (𝜑 → (((𝑃 ∨ 𝑄) ≤ ((𝑃 ∨ 𝑄) ∨ 𝑅) ∧ (𝑆 ∨ 𝑇) ≤ ((𝑆 ∨ 𝑇) ∨ 𝑈)) → ((𝑃 ∨ 𝑄) ∧ (𝑆 ∨ 𝑇)) ≤ (((𝑃 ∨ 𝑄) ∨ 𝑅) ∧ ((𝑆 ∨ 𝑇) ∨ 𝑈)))) |
27 | 10, 14, 26 | mp2and 711 | . 2 ⊢ (𝜑 → ((𝑃 ∨ 𝑄) ∧ (𝑆 ∨ 𝑇)) ≤ (((𝑃 ∨ 𝑄) ∨ 𝑅) ∧ ((𝑆 ∨ 𝑇) ∨ 𝑈))) |
28 | dalem10.d | . 2 ⊢ 𝐷 = ((𝑃 ∨ 𝑄) ∧ (𝑆 ∨ 𝑇)) | |
29 | dalem10.x | . . 3 ⊢ 𝑋 = (𝑌 ∧ 𝑍) | |
30 | 15, 19 | oveq12i 6561 | . . 3 ⊢ (𝑌 ∧ 𝑍) = (((𝑃 ∨ 𝑄) ∨ 𝑅) ∧ ((𝑆 ∨ 𝑇) ∨ 𝑈)) |
31 | 29, 30 | eqtri 2632 | . 2 ⊢ 𝑋 = (((𝑃 ∨ 𝑄) ∨ 𝑅) ∧ ((𝑆 ∨ 𝑇) ∨ 𝑈)) |
32 | 27, 28, 31 | 3brtr4g 4617 | 1 ⊢ (𝜑 → 𝐷 ≤ 𝑋) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 195 ∧ wa 383 ∧ w3a 1031 = wceq 1475 ∈ wcel 1977 class class class wbr 4583 ‘cfv 5804 (class class class)co 6549 Basecbs 15695 lecple 15775 joincjn 16767 meetcmee 16768 Latclat 16868 Atomscatm 33568 HLchlt 33655 LPlanesclpl 33796 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-rep 4699 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-ral 2901 df-rex 2902 df-reu 2903 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-op 4132 df-uni 4373 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-id 4953 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-riota 6511 df-ov 6552 df-oprab 6553 df-poset 16769 df-lub 16797 df-glb 16798 df-join 16799 df-meet 16800 df-lat 16869 df-ats 33572 df-atl 33603 df-cvlat 33627 df-hlat 33656 df-lplanes 33803 |
This theorem is referenced by: dalem11 33978 dalem16 33983 dalem54 34030 |
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