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Mathbox for Norm Megill |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > lhpmcvr2 | Structured version Visualization version GIF version |
Description: Alternate way to express that the meet of a lattice hyperplane with an element not under it is covered by the element. (Contributed by NM, 9-Apr-2013.) |
Ref | Expression |
---|---|
lhpmcvr2.b | ⊢ 𝐵 = (Base‘𝐾) |
lhpmcvr2.l | ⊢ ≤ = (le‘𝐾) |
lhpmcvr2.j | ⊢ ∨ = (join‘𝐾) |
lhpmcvr2.m | ⊢ ∧ = (meet‘𝐾) |
lhpmcvr2.a | ⊢ 𝐴 = (Atoms‘𝐾) |
lhpmcvr2.h | ⊢ 𝐻 = (LHyp‘𝐾) |
Ref | Expression |
---|---|
lhpmcvr2 | ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → ∃𝑝 ∈ 𝐴 (¬ 𝑝 ≤ 𝑊 ∧ (𝑝 ∨ (𝑋 ∧ 𝑊)) = 𝑋)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lhpmcvr2.b | . . 3 ⊢ 𝐵 = (Base‘𝐾) | |
2 | lhpmcvr2.l | . . 3 ⊢ ≤ = (le‘𝐾) | |
3 | lhpmcvr2.m | . . 3 ⊢ ∧ = (meet‘𝐾) | |
4 | eqid 2736 | . . 3 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
5 | lhpmcvr2.h | . . 3 ⊢ 𝐻 = (LHyp‘𝐾) | |
6 | 1, 2, 3, 4, 5 | lhpmcvr 38477 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → (𝑋 ∧ 𝑊)( ⋖ ‘𝐾)𝑋) |
7 | simpll 765 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → 𝐾 ∈ HL) | |
8 | simprl 769 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → 𝑋 ∈ 𝐵) | |
9 | 1, 5 | lhpbase 38452 | . . . 4 ⊢ (𝑊 ∈ 𝐻 → 𝑊 ∈ 𝐵) |
10 | 9 | ad2antlr 725 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → 𝑊 ∈ 𝐵) |
11 | lhpmcvr2.j | . . . 4 ⊢ ∨ = (join‘𝐾) | |
12 | lhpmcvr2.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
13 | 1, 2, 11, 3, 4, 12 | cvrval5 37869 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵) → ((𝑋 ∧ 𝑊)( ⋖ ‘𝐾)𝑋 ↔ ∃𝑝 ∈ 𝐴 (¬ 𝑝 ≤ 𝑊 ∧ (𝑝 ∨ (𝑋 ∧ 𝑊)) = 𝑋))) |
14 | 7, 8, 10, 13 | syl3anc 1371 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → ((𝑋 ∧ 𝑊)( ⋖ ‘𝐾)𝑋 ↔ ∃𝑝 ∈ 𝐴 (¬ 𝑝 ≤ 𝑊 ∧ (𝑝 ∨ (𝑋 ∧ 𝑊)) = 𝑋))) |
15 | 6, 14 | mpbid 231 | 1 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → ∃𝑝 ∈ 𝐴 (¬ 𝑝 ≤ 𝑊 ∧ (𝑝 ∨ (𝑋 ∧ 𝑊)) = 𝑋)) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 205 ∧ wa 396 = wceq 1541 ∈ wcel 2106 ∃wrex 3073 class class class wbr 5105 ‘cfv 6496 (class class class)co 7356 Basecbs 17082 lecple 17139 joincjn 18199 meetcmee 18200 ⋖ ccvr 37715 Atomscatm 37716 HLchlt 37803 LHypclh 38438 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-rep 5242 ax-sep 5256 ax-nul 5263 ax-pow 5320 ax-pr 5384 ax-un 7671 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2889 df-ne 2944 df-ral 3065 df-rex 3074 df-reu 3354 df-rab 3408 df-v 3447 df-sbc 3740 df-csb 3856 df-dif 3913 df-un 3915 df-in 3917 df-ss 3927 df-nul 4283 df-if 4487 df-pw 4562 df-sn 4587 df-pr 4589 df-op 4593 df-uni 4866 df-iun 4956 df-br 5106 df-opab 5168 df-mpt 5189 df-id 5531 df-xp 5639 df-rel 5640 df-cnv 5641 df-co 5642 df-dm 5643 df-rn 5644 df-res 5645 df-ima 5646 df-iota 6448 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-riota 7312 df-ov 7359 df-oprab 7360 df-proset 18183 df-poset 18201 df-plt 18218 df-lub 18234 df-glb 18235 df-join 18236 df-meet 18237 df-p0 18313 df-p1 18314 df-lat 18320 df-clat 18387 df-oposet 37629 df-ol 37631 df-oml 37632 df-covers 37719 df-ats 37720 df-atl 37751 df-cvlat 37775 df-hlat 37804 df-lhyp 38442 |
This theorem is referenced by: lhpmcvr5N 38481 cdleme29ex 38828 cdleme29c 38830 cdlemefrs29cpre1 38852 cdlemefr29exN 38856 cdleme32d 38898 cdleme32f 38900 cdleme48gfv1 38990 cdlemg7fvbwN 39061 cdlemg7aN 39079 dihlsscpre 39688 dihvalcqpre 39689 dihord6apre 39710 dihord4 39712 dihord5b 39713 dihord5apre 39716 dihmeetlem1N 39744 dihglblem5apreN 39745 dihglbcpreN 39754 |
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