Mathbox for Norm Megill |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > lhpexnle | Structured version Visualization version GIF version |
Description: There exists an atom not under a co-atom. (Contributed by NM, 12-Apr-2013.) |
Ref | Expression |
---|---|
lhp2a.l | ⊢ ≤ = (le‘𝐾) |
lhp2a.a | ⊢ 𝐴 = (Atoms‘𝐾) |
lhp2a.h | ⊢ 𝐻 = (LHyp‘𝐾) |
Ref | Expression |
---|---|
lhpexnle | ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ∃𝑝 ∈ 𝐴 ¬ 𝑝 ≤ 𝑊) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2759 | . . . 4 ⊢ (1.‘𝐾) = (1.‘𝐾) | |
2 | eqid 2759 | . . . 4 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
3 | lhp2a.h | . . . 4 ⊢ 𝐻 = (LHyp‘𝐾) | |
4 | 1, 2, 3 | lhp1cvr 37568 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝑊( ⋖ ‘𝐾)(1.‘𝐾)) |
5 | simpl 487 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝐾 ∈ HL) | |
6 | eqid 2759 | . . . . . 6 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
7 | 6, 3 | lhpbase 37567 | . . . . 5 ⊢ (𝑊 ∈ 𝐻 → 𝑊 ∈ (Base‘𝐾)) |
8 | 7 | adantl 486 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝑊 ∈ (Base‘𝐾)) |
9 | hlop 36931 | . . . . . 6 ⊢ (𝐾 ∈ HL → 𝐾 ∈ OP) | |
10 | 6, 1 | op1cl 36754 | . . . . . 6 ⊢ (𝐾 ∈ OP → (1.‘𝐾) ∈ (Base‘𝐾)) |
11 | 9, 10 | syl 17 | . . . . 5 ⊢ (𝐾 ∈ HL → (1.‘𝐾) ∈ (Base‘𝐾)) |
12 | 11 | adantr 485 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (1.‘𝐾) ∈ (Base‘𝐾)) |
13 | lhp2a.l | . . . . 5 ⊢ ≤ = (le‘𝐾) | |
14 | eqid 2759 | . . . . 5 ⊢ (join‘𝐾) = (join‘𝐾) | |
15 | lhp2a.a | . . . . 5 ⊢ 𝐴 = (Atoms‘𝐾) | |
16 | 6, 13, 14, 2, 15 | cvrval3 36982 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ (Base‘𝐾) ∧ (1.‘𝐾) ∈ (Base‘𝐾)) → (𝑊( ⋖ ‘𝐾)(1.‘𝐾) ↔ ∃𝑝 ∈ 𝐴 (¬ 𝑝 ≤ 𝑊 ∧ (𝑊(join‘𝐾)𝑝) = (1.‘𝐾)))) |
17 | 5, 8, 12, 16 | syl3anc 1369 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (𝑊( ⋖ ‘𝐾)(1.‘𝐾) ↔ ∃𝑝 ∈ 𝐴 (¬ 𝑝 ≤ 𝑊 ∧ (𝑊(join‘𝐾)𝑝) = (1.‘𝐾)))) |
18 | 4, 17 | mpbid 235 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ∃𝑝 ∈ 𝐴 (¬ 𝑝 ≤ 𝑊 ∧ (𝑊(join‘𝐾)𝑝) = (1.‘𝐾))) |
19 | simpl 487 | . . 3 ⊢ ((¬ 𝑝 ≤ 𝑊 ∧ (𝑊(join‘𝐾)𝑝) = (1.‘𝐾)) → ¬ 𝑝 ≤ 𝑊) | |
20 | 19 | reximi 3172 | . 2 ⊢ (∃𝑝 ∈ 𝐴 (¬ 𝑝 ≤ 𝑊 ∧ (𝑊(join‘𝐾)𝑝) = (1.‘𝐾)) → ∃𝑝 ∈ 𝐴 ¬ 𝑝 ≤ 𝑊) |
21 | 18, 20 | syl 17 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ∃𝑝 ∈ 𝐴 ¬ 𝑝 ≤ 𝑊) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 209 ∧ wa 400 = wceq 1539 ∈ wcel 2112 ∃wrex 3072 class class class wbr 5033 ‘cfv 6336 (class class class)co 7151 Basecbs 16534 lecple 16623 joincjn 17613 1.cp1 17707 OPcops 36741 ⋖ ccvr 36831 Atomscatm 36832 HLchlt 36919 LHypclh 37553 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1912 ax-6 1971 ax-7 2016 ax-8 2114 ax-9 2122 ax-10 2143 ax-11 2159 ax-12 2176 ax-ext 2730 ax-rep 5157 ax-sep 5170 ax-nul 5177 ax-pow 5235 ax-pr 5299 ax-un 7460 |
This theorem depends on definitions: df-bi 210 df-an 401 df-or 846 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2071 df-mo 2558 df-eu 2589 df-clab 2737 df-cleq 2751 df-clel 2831 df-nfc 2902 df-ne 2953 df-ral 3076 df-rex 3077 df-reu 3078 df-rab 3080 df-v 3412 df-sbc 3698 df-csb 3807 df-dif 3862 df-un 3864 df-in 3866 df-ss 3876 df-nul 4227 df-if 4422 df-pw 4497 df-sn 4524 df-pr 4526 df-op 4530 df-uni 4800 df-iun 4886 df-br 5034 df-opab 5096 df-mpt 5114 df-id 5431 df-xp 5531 df-rel 5532 df-cnv 5533 df-co 5534 df-dm 5535 df-rn 5536 df-res 5537 df-ima 5538 df-iota 6295 df-fun 6338 df-fn 6339 df-f 6340 df-f1 6341 df-fo 6342 df-f1o 6343 df-fv 6344 df-riota 7109 df-ov 7154 df-oprab 7155 df-proset 17597 df-poset 17615 df-plt 17627 df-lub 17643 df-glb 17644 df-join 17645 df-meet 17646 df-p0 17708 df-p1 17709 df-lat 17715 df-clat 17777 df-oposet 36745 df-ol 36747 df-oml 36748 df-covers 36835 df-ats 36836 df-atl 36867 df-cvlat 36891 df-hlat 36920 df-lhyp 37557 |
This theorem is referenced by: trlcnv 37734 trlator0 37740 trlid0 37745 trlnidatb 37746 cdlemf2 38131 cdlemg1cex 38157 trlco 38296 cdlemg44 38302 |
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