| 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 2739 | . . . 4 ⊢ (1.‘𝐾) = (1.‘𝐾) | |
| 2 | eqid 2739 | . . . 4 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
| 3 | lhp2a.h | . . . 4 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 4 | 1, 2, 3 | lhp1cvr 40491 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝑊( ⋖ ‘𝐾)(1.‘𝐾)) |
| 5 | simpl 483 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝐾 ∈ HL) | |
| 6 | eqid 2739 | . . . . . 6 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 7 | 6, 3 | lhpbase 40490 | . . . . 5 ⊢ (𝑊 ∈ 𝐻 → 𝑊 ∈ (Base‘𝐾)) |
| 8 | 7 | adantl 482 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝑊 ∈ (Base‘𝐾)) |
| 9 | hlop 39854 | . . . . . 6 ⊢ (𝐾 ∈ HL → 𝐾 ∈ OP) | |
| 10 | 6, 1 | op1cl 39677 | . . . . . 6 ⊢ (𝐾 ∈ OP → (1.‘𝐾) ∈ (Base‘𝐾)) |
| 11 | 9, 10 | syl 17 | . . . . 5 ⊢ (𝐾 ∈ HL → (1.‘𝐾) ∈ (Base‘𝐾)) |
| 12 | 11 | adantr 481 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (1.‘𝐾) ∈ (Base‘𝐾)) |
| 13 | lhp2a.l | . . . . 5 ⊢ ≤ = (le‘𝐾) | |
| 14 | eqid 2739 | . . . . 5 ⊢ (join‘𝐾) = (join‘𝐾) | |
| 15 | lhp2a.a | . . . . 5 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 16 | 6, 13, 14, 2, 15 | cvrval3 39905 | . . . 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 1379 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (𝑊( ⋖ ‘𝐾)(1.‘𝐾) ↔ ∃𝑝 ∈ 𝐴 (¬ 𝑝 ≤ 𝑊 ∧ (𝑊(join‘𝐾)𝑝) = (1.‘𝐾)))) |
| 18 | 4, 17 | mpbid 233 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ∃𝑝 ∈ 𝐴 (¬ 𝑝 ≤ 𝑊 ∧ (𝑊(join‘𝐾)𝑝) = (1.‘𝐾))) |
| 19 | simpl 483 | . . 3 ⊢ ((¬ 𝑝 ≤ 𝑊 ∧ (𝑊(join‘𝐾)𝑝) = (1.‘𝐾)) → ¬ 𝑝 ≤ 𝑊) | |
| 20 | 19 | reximi 3077 | . 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 207 ∧ wa 396 = wceq 1547 ∈ wcel 2119 ∃wrex 3063 class class class wbr 5072 ‘cfv 6485 (class class class)co 7356 Basecbs 17170 lecple 17218 joincjn 18268 1.cp1 18379 OPcops 39664 ⋖ ccvr 39754 Atomscatm 39755 HLchlt 39842 LHypclh 40476 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5199 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-id 5513 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-ov 7359 df-oprab 7360 df-proset 18251 df-poset 18270 df-plt 18285 df-lub 18301 df-glb 18302 df-join 18303 df-meet 18304 df-p0 18380 df-p1 18381 df-lat 18389 df-clat 18456 df-oposet 39668 df-ol 39670 df-oml 39671 df-covers 39758 df-ats 39759 df-atl 39790 df-cvlat 39814 df-hlat 39843 df-lhyp 40480 |
| This theorem is referenced by: trlcnv 40657 trlator0 40663 trlid0 40668 trlnidatb 40669 cdlemf2 41054 cdlemg1cex 41080 trlco 41219 cdlemg44 41225 |
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