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| Mirrors > Home > MPE Home > Th. List > Mathboxes > llnbase | Structured version Visualization version GIF version | ||
| Description: A lattice line is a lattice element. (Contributed by NM, 16-Jun-2012.) |
| Ref | Expression |
|---|---|
| llnbase.b | ⊢ 𝐵 = (Base‘𝐾) |
| llnbase.n | ⊢ 𝑁 = (LLines‘𝐾) |
| Ref | Expression |
|---|---|
| llnbase | ⊢ (𝑋 ∈ 𝑁 → 𝑋 ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | n0i 4286 | . . . 4 ⊢ (𝑋 ∈ 𝑁 → ¬ 𝑁 = ∅) | |
| 2 | llnbase.n | . . . . 5 ⊢ 𝑁 = (LLines‘𝐾) | |
| 3 | 2 | eqeq1i 2766 | . . . 4 ⊢ (𝑁 = ∅ ↔ (LLines‘𝐾) = ∅) |
| 4 | 1, 3 | sylnib 331 | . . 3 ⊢ (𝑋 ∈ 𝑁 → ¬ (LLines‘𝐾) = ∅) |
| 5 | fvprc 6875 | . . 3 ⊢ (¬ 𝐾 ∈ V → (LLines‘𝐾) = ∅) | |
| 6 | 4, 5 | nsyl2 142 | . 2 ⊢ (𝑋 ∈ 𝑁 → 𝐾 ∈ V) |
| 7 | llnbase.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
| 8 | eqid 2761 | . . . 4 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
| 9 | eqid 2761 | . . . 4 ⊢ (Atoms‘𝐾) = (Atoms‘𝐾) | |
| 10 | 7, 8, 9, 2 | islln 40543 | . . 3 ⊢ (𝐾 ∈ V → (𝑋 ∈ 𝑁 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑝 ∈ (Atoms‘𝐾)𝑝( ⋖ ‘𝐾)𝑋))) |
| 11 | 10 | simprbda 504 | . 2 ⊢ ((𝐾 ∈ V ∧ 𝑋 ∈ 𝑁) → 𝑋 ∈ 𝐵) |
| 12 | 6, 11 | mpancom 701 | 1 ⊢ (𝑋 ∈ 𝑁 → 𝑋 ∈ 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 ∃wrex 3087 Vcvv 3451 ∅c0 4279 class class class wbr 5103 ‘cfv 6537 Basecbs 17380 ⋖ ccvr 40299 Atomscatm 40300 LLinesclln 40528 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pr 5391 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-iota 6493 df-fun 6539 df-fv 6545 df-llines 40535 |
| This theorem is used by: islln2 40548 llnnleat 40550 llnneat 40551 atcvrlln2 40556 llnexatN 40558 llncmp 40559 2llnmat 40561 islpln3 40570 llnmlplnN 40576 lplnle 40577 lplnnle2at 40578 llncvrlpln2 40594 llncvrlpln 40595 2llnmj 40597 lplncmp 40599 lplnexatN 40600 lplnexllnN 40601 2llnm2N 40605 2llnm3N 40606 2llnm4 40607 2llnmeqat 40608 dalem21 40731 dalem54 40763 dalem55 40764 dalem57 40766 dalem60 40769 llnexchb2lem 40905 llnexchb2 40906 llnexch2N 40907 |
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