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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cvr1 | Structured version Visualization version GIF version | ||
| Description: A Hilbert lattice has the covering property. Proposition 1(ii) in [Kalmbach] p. 140 (and its converse). (chcv1 32430 analog.) (Contributed by NM, 17-Nov-2011.) |
| Ref | Expression |
|---|---|
| cvr1.b | ⊢ 𝐵 = (Base‘𝐾) |
| cvr1.l | ⊢ ≤ = (le‘𝐾) |
| cvr1.j | ⊢ ∨ = (join‘𝐾) |
| cvr1.c | ⊢ 𝐶 = ( ⋖ ‘𝐾) |
| cvr1.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| Ref | Expression |
|---|---|
| cvr1 | ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑃 ∈ 𝐴) → (¬ 𝑃 ≤ 𝑋 ↔ 𝑋𝐶(𝑋 ∨ 𝑃))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hlomcmcv 39616 | . 2 ⊢ (𝐾 ∈ HL → (𝐾 ∈ OML ∧ 𝐾 ∈ CLat ∧ 𝐾 ∈ CvLat)) | |
| 2 | cvr1.b | . . 3 ⊢ 𝐵 = (Base‘𝐾) | |
| 3 | cvr1.l | . . 3 ⊢ ≤ = (le‘𝐾) | |
| 4 | cvr1.j | . . 3 ⊢ ∨ = (join‘𝐾) | |
| 5 | cvr1.c | . . 3 ⊢ 𝐶 = ( ⋖ ‘𝐾) | |
| 6 | cvr1.a | . . 3 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 7 | 2, 3, 4, 5, 6 | cvlcvr1 39599 | . 2 ⊢ (((𝐾 ∈ OML ∧ 𝐾 ∈ CLat ∧ 𝐾 ∈ CvLat) ∧ 𝑋 ∈ 𝐵 ∧ 𝑃 ∈ 𝐴) → (¬ 𝑃 ≤ 𝑋 ↔ 𝑋𝐶(𝑋 ∨ 𝑃))) |
| 8 | 1, 7 | syl3an1 1163 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑃 ∈ 𝐴) → (¬ 𝑃 ≤ 𝑋 ↔ 𝑋𝐶(𝑋 ∨ 𝑃))) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ↔ wb 206 ∧ w3a 1086 = wceq 1541 ∈ wcel 2113 class class class wbr 5098 ‘cfv 6492 (class class class)co 7358 Basecbs 17136 lecple 17184 joincjn 18234 CLatccla 18421 OMLcoml 39435 ⋖ ccvr 39522 Atomscatm 39523 CvLatclc 39525 HLchlt 39610 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-rep 5224 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-proset 18217 df-poset 18236 df-plt 18251 df-lub 18267 df-glb 18268 df-join 18269 df-meet 18270 df-p0 18346 df-lat 18355 df-clat 18422 df-oposet 39436 df-ol 39438 df-oml 39439 df-covers 39526 df-ats 39527 df-atl 39558 df-cvlat 39582 df-hlat 39611 |
| This theorem is referenced by: cvr2N 39671 hlrelat3 39672 cvrval3 39673 cvrval4N 39674 cvrexchlem 39679 cvratlem 39681 cvrat3 39702 3dim0 39717 2dim 39730 1cvrjat 39735 llncvrlpln2 39817 lplnexllnN 39824 lplncvrlvol2 39875 lhp2lt 40261 |
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