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Mirrors > Home > MPE Home > Th. List > Mathboxes > islln2 | Structured version Visualization version GIF version |
Description: The predicate "is a lattice line". (Contributed by NM, 23-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 |
---|---|
islln2 | ⊢ (𝐾 ∈ HL → (𝑋 ∈ 𝑁 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑝 ∈ 𝐴 ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞))))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | islln3.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
2 | islln3.n | . . . 4 ⊢ 𝑁 = (LLines‘𝐾) | |
3 | 1, 2 | llnbase 34795 | . . 3 ⊢ (𝑋 ∈ 𝑁 → 𝑋 ∈ 𝐵) |
4 | 3 | pm4.71ri 665 | . 2 ⊢ (𝑋 ∈ 𝑁 ↔ (𝑋 ∈ 𝐵 ∧ 𝑋 ∈ 𝑁)) |
5 | islln3.j | . . . 4 ⊢ ∨ = (join‘𝐾) | |
6 | islln3.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
7 | 1, 5, 6, 2 | islln3 34796 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → (𝑋 ∈ 𝑁 ↔ ∃𝑝 ∈ 𝐴 ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞)))) |
8 | 7 | pm5.32da 673 | . 2 ⊢ (𝐾 ∈ HL → ((𝑋 ∈ 𝐵 ∧ 𝑋 ∈ 𝑁) ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑝 ∈ 𝐴 ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞))))) |
9 | 4, 8 | syl5bb 272 | 1 ⊢ (𝐾 ∈ HL → (𝑋 ∈ 𝑁 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑝 ∈ 𝐴 ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞))))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 196 ∧ wa 384 = wceq 1483 ∈ wcel 1990 ≠ wne 2794 ∃wrex 2913 ‘cfv 5888 (class class class)co 6650 Basecbs 15857 joincjn 16944 Atomscatm 34550 HLchlt 34637 LLinesclln 34777 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-rep 4771 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-reu 2919 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-id 5024 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-riota 6611 df-ov 6653 df-oprab 6654 df-preset 16928 df-poset 16946 df-plt 16958 df-lub 16974 df-glb 16975 df-join 16976 df-meet 16977 df-p0 17039 df-lat 17046 df-clat 17108 df-oposet 34463 df-ol 34465 df-oml 34466 df-covers 34553 df-ats 34554 df-atl 34585 df-cvlat 34609 df-hlat 34638 df-llines 34784 |
This theorem is referenced by: islpln5 34821 lplnnlelln 34829 llncvrlpln2 34843 2llnjN 34853 lvolnlelln 34870 |
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