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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cvlatcvr1 | Structured version Visualization version GIF version | ||
| Description: An atom is covered by its join with a different atom. (Contributed by NM, 5-Nov-2012.) |
| Ref | Expression |
|---|---|
| cvlatcvr1.j | ⊢ ∨ = (join‘𝐾) |
| cvlatcvr1.c | ⊢ 𝐶 = ( ⋖ ‘𝐾) |
| cvlatcvr1.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| Ref | Expression |
|---|---|
| cvlatcvr1 | ⊢ (((𝐾 ∈ OML ∧ 𝐾 ∈ CLat ∧ 𝐾 ∈ CvLat) ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → (𝑃 ≠ 𝑄 ↔ 𝑃𝐶(𝑃 ∨ 𝑄))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simp13 1222 | . . . 4 ⊢ (((𝐾 ∈ OML ∧ 𝐾 ∈ CLat ∧ 𝐾 ∈ CvLat) ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → 𝐾 ∈ CvLat) | |
| 2 | cvlatl 39989 | . . . 4 ⊢ (𝐾 ∈ CvLat → 𝐾 ∈ AtLat) | |
| 3 | 1, 2 | syl 18 | . . 3 ⊢ (((𝐾 ∈ OML ∧ 𝐾 ∈ CLat ∧ 𝐾 ∈ CvLat) ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → 𝐾 ∈ AtLat) |
| 4 | eqid 2769 | . . . 4 ⊢ (meet‘𝐾) = (meet‘𝐾) | |
| 5 | eqid 2769 | . . . 4 ⊢ (0.‘𝐾) = (0.‘𝐾) | |
| 6 | cvlatcvr1.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 7 | 4, 5, 6 | atnem0 39982 | . . 3 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → (𝑃 ≠ 𝑄 ↔ (𝑃(meet‘𝐾)𝑄) = (0.‘𝐾))) |
| 8 | 3, 7 | syld3an1 1435 | . 2 ⊢ (((𝐾 ∈ OML ∧ 𝐾 ∈ CLat ∧ 𝐾 ∈ CvLat) ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → (𝑃 ≠ 𝑄 ↔ (𝑃(meet‘𝐾)𝑄) = (0.‘𝐾))) |
| 9 | eqid 2769 | . . . 4 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 10 | 9, 6 | atbase 39953 | . . 3 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾)) |
| 11 | cvlatcvr1.j | . . . 4 ⊢ ∨ = (join‘𝐾) | |
| 12 | cvlatcvr1.c | . . . 4 ⊢ 𝐶 = ( ⋖ ‘𝐾) | |
| 13 | 9, 11, 4, 5, 12, 6 | cvlcvrp 40004 | . . 3 ⊢ (((𝐾 ∈ OML ∧ 𝐾 ∈ CLat ∧ 𝐾 ∈ CvLat) ∧ 𝑃 ∈ (Base‘𝐾) ∧ 𝑄 ∈ 𝐴) → ((𝑃(meet‘𝐾)𝑄) = (0.‘𝐾) ↔ 𝑃𝐶(𝑃 ∨ 𝑄))) |
| 14 | 10, 13 | syl3an2 1180 | . 2 ⊢ (((𝐾 ∈ OML ∧ 𝐾 ∈ CLat ∧ 𝐾 ∈ CvLat) ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → ((𝑃(meet‘𝐾)𝑄) = (0.‘𝐾) ↔ 𝑃𝐶(𝑃 ∨ 𝑄))) |
| 15 | 8, 14 | bitrd 282 | 1 ⊢ (((𝐾 ∈ OML ∧ 𝐾 ∈ CLat ∧ 𝐾 ∈ CvLat) ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → (𝑃 ≠ 𝑄 ↔ 𝑃𝐶(𝑃 ∨ 𝑄))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∧ w3a 1101 = wceq 1567 ∈ wcel 2149 ≠ wne 2964 class class class wbr 5113 ‘cfv 6537 (class class class)co 7411 Basecbs 17269 joincjn 18367 meetcmee 18368 0.cp0 18477 CLatccla 18554 OMLcoml 39839 ⋖ ccvr 39926 Atomscatm 39927 AtLatcal 39928 CvLatclc 39929 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5242 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-id 5557 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-proset 18350 df-poset 18369 df-plt 18384 df-lub 18400 df-glb 18401 df-join 18402 df-meet 18403 df-p0 18479 df-lat 18488 df-clat 18555 df-oposet 39840 df-ol 39842 df-oml 39843 df-covers 39930 df-ats 39931 df-atl 39962 df-cvlat 39986 |
| This theorem is referenced by: cvlatcvr2 40006 atcvr1 40081 |
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