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Mirrors > Home > MPE Home > Th. List > latj4rot | Structured version Visualization version GIF version |
Description: Rotate lattice join of 4 classes. (Contributed by NM, 11-Jul-2012.) |
Ref | Expression |
---|---|
latjass.b | ⊢ 𝐵 = (Base‘𝐾) |
latjass.j | ⊢ ∨ = (join‘𝐾) |
Ref | Expression |
---|---|
latj4rot | ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → ((𝑋 ∨ 𝑌) ∨ (𝑍 ∨ 𝑊)) = ((𝑊 ∨ 𝑋) ∨ (𝑌 ∨ 𝑍))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp1 1136 | . . . 4 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → 𝐾 ∈ Lat) | |
2 | simp3l 1201 | . . . 4 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → 𝑍 ∈ 𝐵) | |
3 | simp3r 1202 | . . . 4 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → 𝑊 ∈ 𝐵) | |
4 | latjass.b | . . . . 5 ⊢ 𝐵 = (Base‘𝐾) | |
5 | latjass.j | . . . . 5 ⊢ ∨ = (join‘𝐾) | |
6 | 4, 5 | latjcom 18328 | . . . 4 ⊢ ((𝐾 ∈ Lat ∧ 𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵) → (𝑍 ∨ 𝑊) = (𝑊 ∨ 𝑍)) |
7 | 1, 2, 3, 6 | syl3anc 1371 | . . 3 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → (𝑍 ∨ 𝑊) = (𝑊 ∨ 𝑍)) |
8 | 7 | oveq2d 7369 | . 2 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → ((𝑋 ∨ 𝑌) ∨ (𝑍 ∨ 𝑊)) = ((𝑋 ∨ 𝑌) ∨ (𝑊 ∨ 𝑍))) |
9 | 3, 2 | jca 512 | . . 3 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → (𝑊 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) |
10 | 4, 5 | latj4 18370 | . . 3 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑊 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → ((𝑋 ∨ 𝑌) ∨ (𝑊 ∨ 𝑍)) = ((𝑋 ∨ 𝑊) ∨ (𝑌 ∨ 𝑍))) |
11 | 9, 10 | syld3an3 1409 | . 2 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → ((𝑋 ∨ 𝑌) ∨ (𝑊 ∨ 𝑍)) = ((𝑋 ∨ 𝑊) ∨ (𝑌 ∨ 𝑍))) |
12 | simp2l 1199 | . . . 4 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → 𝑋 ∈ 𝐵) | |
13 | 4, 5 | latjcom 18328 | . . . 4 ⊢ ((𝐾 ∈ Lat ∧ 𝑋 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵) → (𝑋 ∨ 𝑊) = (𝑊 ∨ 𝑋)) |
14 | 1, 12, 3, 13 | syl3anc 1371 | . . 3 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → (𝑋 ∨ 𝑊) = (𝑊 ∨ 𝑋)) |
15 | 14 | oveq1d 7368 | . 2 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → ((𝑋 ∨ 𝑊) ∨ (𝑌 ∨ 𝑍)) = ((𝑊 ∨ 𝑋) ∨ (𝑌 ∨ 𝑍))) |
16 | 8, 11, 15 | 3eqtrd 2780 | 1 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑍 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → ((𝑋 ∨ 𝑌) ∨ (𝑍 ∨ 𝑊)) = ((𝑊 ∨ 𝑋) ∨ (𝑌 ∨ 𝑍))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 ∧ w3a 1087 = wceq 1541 ∈ wcel 2106 ‘cfv 6493 (class class class)co 7353 Basecbs 17075 joincjn 18192 Latclat 18312 |
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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-rep 5240 ax-sep 5254 ax-nul 5261 ax-pow 5318 ax-pr 5382 ax-un 7668 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2887 df-ne 2942 df-ral 3063 df-rex 3072 df-reu 3352 df-rab 3406 df-v 3445 df-sbc 3738 df-csb 3854 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4281 df-if 4485 df-pw 4560 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4864 df-iun 4954 df-br 5104 df-opab 5166 df-mpt 5187 df-id 5529 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6445 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7309 df-ov 7356 df-oprab 7357 df-proset 18176 df-poset 18194 df-lub 18227 df-glb 18228 df-join 18229 df-meet 18230 df-lat 18313 |
This theorem is referenced by: 4atlem11 38039 4atlem12 38042 |
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