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Mirrors > Home > MPE Home > Th. List > Mathboxes > llni | Structured version Visualization version GIF version |
Description: Condition implying a lattice line. (Contributed by NM, 17-Jun-2012.) |
Ref | Expression |
---|---|
llnset.b | ⊢ 𝐵 = (Base‘𝐾) |
llnset.c | ⊢ 𝐶 = ( ⋖ ‘𝐾) |
llnset.a | ⊢ 𝐴 = (Atoms‘𝐾) |
llnset.n | ⊢ 𝑁 = (LLines‘𝐾) |
Ref | Expression |
---|---|
llni | ⊢ (((𝐾 ∈ 𝐷 ∧ 𝑋 ∈ 𝐵 ∧ 𝑃 ∈ 𝐴) ∧ 𝑃𝐶𝑋) → 𝑋 ∈ 𝑁) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpl2 1058 | . 2 ⊢ (((𝐾 ∈ 𝐷 ∧ 𝑋 ∈ 𝐵 ∧ 𝑃 ∈ 𝐴) ∧ 𝑃𝐶𝑋) → 𝑋 ∈ 𝐵) | |
2 | breq1 4586 | . . . 4 ⊢ (𝑝 = 𝑃 → (𝑝𝐶𝑋 ↔ 𝑃𝐶𝑋)) | |
3 | 2 | rspcev 3282 | . . 3 ⊢ ((𝑃 ∈ 𝐴 ∧ 𝑃𝐶𝑋) → ∃𝑝 ∈ 𝐴 𝑝𝐶𝑋) |
4 | 3 | 3ad2antl3 1218 | . 2 ⊢ (((𝐾 ∈ 𝐷 ∧ 𝑋 ∈ 𝐵 ∧ 𝑃 ∈ 𝐴) ∧ 𝑃𝐶𝑋) → ∃𝑝 ∈ 𝐴 𝑝𝐶𝑋) |
5 | simpl1 1057 | . . 3 ⊢ (((𝐾 ∈ 𝐷 ∧ 𝑋 ∈ 𝐵 ∧ 𝑃 ∈ 𝐴) ∧ 𝑃𝐶𝑋) → 𝐾 ∈ 𝐷) | |
6 | llnset.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
7 | llnset.c | . . . 4 ⊢ 𝐶 = ( ⋖ ‘𝐾) | |
8 | llnset.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
9 | llnset.n | . . . 4 ⊢ 𝑁 = (LLines‘𝐾) | |
10 | 6, 7, 8, 9 | islln 33810 | . . 3 ⊢ (𝐾 ∈ 𝐷 → (𝑋 ∈ 𝑁 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑝 ∈ 𝐴 𝑝𝐶𝑋))) |
11 | 5, 10 | syl 17 | . 2 ⊢ (((𝐾 ∈ 𝐷 ∧ 𝑋 ∈ 𝐵 ∧ 𝑃 ∈ 𝐴) ∧ 𝑃𝐶𝑋) → (𝑋 ∈ 𝑁 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑝 ∈ 𝐴 𝑝𝐶𝑋))) |
12 | 1, 4, 11 | mpbir2and 959 | 1 ⊢ (((𝐾 ∈ 𝐷 ∧ 𝑋 ∈ 𝐵 ∧ 𝑃 ∈ 𝐴) ∧ 𝑃𝐶𝑋) → 𝑋 ∈ 𝑁) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 195 ∧ wa 383 ∧ w3a 1031 = wceq 1475 ∈ wcel 1977 ∃wrex 2897 class class class wbr 4583 ‘cfv 5804 Basecbs 15695 ⋖ ccvr 33567 Atomscatm 33568 LLinesclln 33795 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-sep 4709 ax-nul 4717 ax-pr 4833 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ral 2901 df-rex 2902 df-rab 2905 df-v 3175 df-sbc 3403 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-sn 4126 df-pr 4128 df-op 4132 df-uni 4373 df-br 4584 df-opab 4644 df-mpt 4645 df-id 4953 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-iota 5768 df-fun 5806 df-fv 5812 df-llines 33802 |
This theorem is referenced by: llnle 33822 atcvrlln 33824 lplncvrlvol 33920 |
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