Mathbox for Norm Megill |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > islln3 | Structured version Visualization version GIF version |
Description: The predicate "is a lattice line". (Contributed by NM, 17-Jun-2012.) |
Ref | Expression |
---|---|
islln3.b | ⊢ 𝐵 = (Base‘𝐾) |
islln3.j | ⊢ ∨ = (join‘𝐾) |
islln3.a | ⊢ 𝐴 = (Atoms‘𝐾) |
islln3.n | ⊢ 𝑁 = (LLines‘𝐾) |
Ref | Expression |
---|---|
islln3 | ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → (𝑋 ∈ 𝑁 ↔ ∃𝑝 ∈ 𝐴 ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞)))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | islln3.b | . . 3 ⊢ 𝐵 = (Base‘𝐾) | |
2 | eqid 2738 | . . 3 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
3 | islln3.a | . . 3 ⊢ 𝐴 = (Atoms‘𝐾) | |
4 | islln3.n | . . 3 ⊢ 𝑁 = (LLines‘𝐾) | |
5 | 1, 2, 3, 4 | islln4 37521 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → (𝑋 ∈ 𝑁 ↔ ∃𝑝 ∈ 𝐴 𝑝( ⋖ ‘𝐾)𝑋)) |
6 | simpll 764 | . . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) → 𝐾 ∈ HL) | |
7 | 1, 3 | atbase 37303 | . . . . . 6 ⊢ (𝑝 ∈ 𝐴 → 𝑝 ∈ 𝐵) |
8 | 7 | adantl 482 | . . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) → 𝑝 ∈ 𝐵) |
9 | simplr 766 | . . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) → 𝑋 ∈ 𝐵) | |
10 | eqid 2738 | . . . . . 6 ⊢ (le‘𝐾) = (le‘𝐾) | |
11 | islln3.j | . . . . . 6 ⊢ ∨ = (join‘𝐾) | |
12 | 1, 10, 11, 2, 3 | cvrval3 37427 | . . . . 5 ⊢ ((𝐾 ∈ HL ∧ 𝑝 ∈ 𝐵 ∧ 𝑋 ∈ 𝐵) → (𝑝( ⋖ ‘𝐾)𝑋 ↔ ∃𝑞 ∈ 𝐴 (¬ 𝑞(le‘𝐾)𝑝 ∧ (𝑝 ∨ 𝑞) = 𝑋))) |
13 | 6, 8, 9, 12 | syl3anc 1370 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) → (𝑝( ⋖ ‘𝐾)𝑋 ↔ ∃𝑞 ∈ 𝐴 (¬ 𝑞(le‘𝐾)𝑝 ∧ (𝑝 ∨ 𝑞) = 𝑋))) |
14 | hlatl 37374 | . . . . . . . . 9 ⊢ (𝐾 ∈ HL → 𝐾 ∈ AtLat) | |
15 | 14 | ad3antrrr 727 | . . . . . . . 8 ⊢ ((((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) ∧ 𝑞 ∈ 𝐴) → 𝐾 ∈ AtLat) |
16 | simpr 485 | . . . . . . . 8 ⊢ ((((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) ∧ 𝑞 ∈ 𝐴) → 𝑞 ∈ 𝐴) | |
17 | simplr 766 | . . . . . . . 8 ⊢ ((((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) ∧ 𝑞 ∈ 𝐴) → 𝑝 ∈ 𝐴) | |
18 | 10, 3 | atncmp 37326 | . . . . . . . 8 ⊢ ((𝐾 ∈ AtLat ∧ 𝑞 ∈ 𝐴 ∧ 𝑝 ∈ 𝐴) → (¬ 𝑞(le‘𝐾)𝑝 ↔ 𝑞 ≠ 𝑝)) |
19 | 15, 16, 17, 18 | syl3anc 1370 | . . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) ∧ 𝑞 ∈ 𝐴) → (¬ 𝑞(le‘𝐾)𝑝 ↔ 𝑞 ≠ 𝑝)) |
20 | necom 2997 | . . . . . . 7 ⊢ (𝑞 ≠ 𝑝 ↔ 𝑝 ≠ 𝑞) | |
21 | 19, 20 | bitrdi 287 | . . . . . 6 ⊢ ((((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) ∧ 𝑞 ∈ 𝐴) → (¬ 𝑞(le‘𝐾)𝑝 ↔ 𝑝 ≠ 𝑞)) |
22 | eqcom 2745 | . . . . . . 7 ⊢ ((𝑝 ∨ 𝑞) = 𝑋 ↔ 𝑋 = (𝑝 ∨ 𝑞)) | |
23 | 22 | a1i 11 | . . . . . 6 ⊢ ((((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) ∧ 𝑞 ∈ 𝐴) → ((𝑝 ∨ 𝑞) = 𝑋 ↔ 𝑋 = (𝑝 ∨ 𝑞))) |
24 | 21, 23 | anbi12d 631 | . . . . 5 ⊢ ((((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) ∧ 𝑞 ∈ 𝐴) → ((¬ 𝑞(le‘𝐾)𝑝 ∧ (𝑝 ∨ 𝑞) = 𝑋) ↔ (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞)))) |
25 | 24 | rexbidva 3225 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) → (∃𝑞 ∈ 𝐴 (¬ 𝑞(le‘𝐾)𝑝 ∧ (𝑝 ∨ 𝑞) = 𝑋) ↔ ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞)))) |
26 | 13, 25 | bitrd 278 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) ∧ 𝑝 ∈ 𝐴) → (𝑝( ⋖ ‘𝐾)𝑋 ↔ ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞)))) |
27 | 26 | rexbidva 3225 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → (∃𝑝 ∈ 𝐴 𝑝( ⋖ ‘𝐾)𝑋 ↔ ∃𝑝 ∈ 𝐴 ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞)))) |
28 | 5, 27 | bitrd 278 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → (𝑋 ∈ 𝑁 ↔ ∃𝑝 ∈ 𝐴 ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞)))) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 205 ∧ wa 396 = wceq 1539 ∈ wcel 2106 ≠ wne 2943 ∃wrex 3065 class class class wbr 5074 ‘cfv 6433 (class class class)co 7275 Basecbs 16912 lecple 16969 joincjn 18029 ⋖ ccvr 37276 Atomscatm 37277 AtLatcal 37278 HLchlt 37364 LLinesclln 37505 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 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 2709 ax-rep 5209 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-ral 3069 df-rex 3070 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-id 5489 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-riota 7232 df-ov 7278 df-oprab 7279 df-proset 18013 df-poset 18031 df-plt 18048 df-lub 18064 df-glb 18065 df-join 18066 df-meet 18067 df-p0 18143 df-lat 18150 df-clat 18217 df-oposet 37190 df-ol 37192 df-oml 37193 df-covers 37280 df-ats 37281 df-atl 37312 df-cvlat 37336 df-hlat 37365 df-llines 37512 |
This theorem is referenced by: islln2 37525 llni2 37526 atcvrlln2 37533 atcvrlln 37534 llnexchb2 37883 |
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