| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lhpjat2 | Structured version Visualization version GIF version | ||
| Description: The join of a co-atom (hyperplane) and an atom not under it is the lattice unity. (Contributed by NM, 4-Jun-2012.) |
| Ref | Expression |
|---|---|
| lhpjat.l | ⊢ ≤ = (le‘𝐾) |
| lhpjat.j | ⊢ ∨ = (join‘𝐾) |
| lhpjat.u | ⊢ 1 = (1.‘𝐾) |
| lhpjat.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| lhpjat.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| Ref | Expression |
|---|---|
| lhpjat2 | ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → (𝑃 ∨ 𝑊) = 1 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hllat 39739 | . . . 4 ⊢ (𝐾 ∈ HL → 𝐾 ∈ Lat) | |
| 2 | 1 | ad2antrr 727 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → 𝐾 ∈ Lat) |
| 3 | eqid 2737 | . . . . 5 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 4 | lhpjat.a | . . . . 5 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 5 | 3, 4 | atbase 39665 | . . . 4 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾)) |
| 6 | 5 | ad2antrl 729 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → 𝑃 ∈ (Base‘𝐾)) |
| 7 | lhpjat.h | . . . . 5 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 8 | 3, 7 | lhpbase 40374 | . . . 4 ⊢ (𝑊 ∈ 𝐻 → 𝑊 ∈ (Base‘𝐾)) |
| 9 | 8 | ad2antlr 728 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → 𝑊 ∈ (Base‘𝐾)) |
| 10 | lhpjat.j | . . . 4 ⊢ ∨ = (join‘𝐾) | |
| 11 | 3, 10 | latjcom 18382 | . . 3 ⊢ ((𝐾 ∈ Lat ∧ 𝑃 ∈ (Base‘𝐾) ∧ 𝑊 ∈ (Base‘𝐾)) → (𝑃 ∨ 𝑊) = (𝑊 ∨ 𝑃)) |
| 12 | 2, 6, 9, 11 | syl3anc 1374 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → (𝑃 ∨ 𝑊) = (𝑊 ∨ 𝑃)) |
| 13 | lhpjat.l | . . 3 ⊢ ≤ = (le‘𝐾) | |
| 14 | lhpjat.u | . . 3 ⊢ 1 = (1.‘𝐾) | |
| 15 | 13, 10, 14, 4, 7 | lhpjat1 40396 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → (𝑊 ∨ 𝑃) = 1 ) |
| 16 | 12, 15 | eqtrd 2772 | 1 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → (𝑃 ∨ 𝑊) = 1 ) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 class class class wbr 5100 ‘cfv 6500 (class class class)co 7368 Basecbs 17148 lecple 17196 joincjn 18246 1.cp1 18357 Latclat 18366 Atomscatm 39639 HLchlt 39726 LHypclh 40360 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5527 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-proset 18229 df-poset 18248 df-plt 18263 df-lub 18279 df-glb 18280 df-join 18281 df-meet 18282 df-p0 18358 df-p1 18359 df-lat 18367 df-clat 18434 df-oposet 39552 df-ol 39554 df-oml 39555 df-covers 39642 df-ats 39643 df-atl 39674 df-cvlat 39698 df-hlat 39727 df-lhyp 40364 |
| This theorem is referenced by: lhpmcvr3 40401 cdleme0cp 40590 cdleme0cq 40591 cdleme1 40603 cdleme4 40614 cdleme5 40616 cdleme8 40626 cdleme9 40629 cdleme10 40630 cdleme22e 40720 cdleme22eALTN 40721 cdleme35b 40826 cdleme35e 40829 cdleme42a 40847 trlcoabs2N 41098 cdlemi1 41194 cdlemk4 41210 dia2dimlem1 41440 cdlemn10 41582 dihglbcpreN 41676 |
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