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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 4293 | . . . 4 ⊢ (𝑋 ∈ 𝑁 → ¬ 𝑁 = ∅) | |
| 2 | llnbase.n | . . . . 5 ⊢ 𝑁 = (LLines‘𝐾) | |
| 3 | 2 | eqeq1i 2770 | . . . 4 ⊢ (𝑁 = ∅ ↔ (LLines‘𝐾) = ∅) |
| 4 | 1, 3 | sylnib 331 | . . 3 ⊢ (𝑋 ∈ 𝑁 → ¬ (LLines‘𝐾) = ∅) |
| 5 | fvprc 6877 | . . 3 ⊢ (¬ 𝐾 ∈ V → (LLines‘𝐾) = ∅) | |
| 6 | 4, 5 | nsyl2 142 | . 2 ⊢ (𝑋 ∈ 𝑁 → 𝐾 ∈ V) |
| 7 | llnbase.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
| 8 | eqid 2765 | . . . 4 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
| 9 | eqid 2765 | . . . 4 ⊢ (Atoms‘𝐾) = (Atoms‘𝐾) | |
| 10 | 7, 8, 9, 2 | islln 40313 | . . 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 2146 ∃wrex 3091 Vcvv 3457 ∅c0 4286 class class class wbr 5111 ‘cfv 6540 Basecbs 17287 ⋖ ccvr 40069 Atomscatm 40070 LLinesclln 40298 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-sep 5259 ax-nul 5271 ax-pr 5406 |
| 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 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3082 df-rex 3092 df-rab 3419 df-v 3459 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-br 5112 df-opab 5176 df-mpt 5195 df-id 5558 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-iota 6496 df-fun 6542 df-fv 6548 df-llines 40305 |
| This theorem is used by: islln2 40318 llnnleat 40320 llnneat 40321 atcvrlln2 40326 llnexatN 40328 llncmp 40329 2llnmat 40331 islpln3 40340 llnmlplnN 40346 lplnle 40347 lplnnle2at 40348 llncvrlpln2 40364 llncvrlpln 40365 2llnmj 40367 lplncmp 40369 lplnexatN 40370 lplnexllnN 40371 2llnm2N 40375 2llnm3N 40376 2llnm4 40377 2llnmeqat 40378 dalem21 40501 dalem54 40533 dalem55 40534 dalem57 40536 dalem60 40539 llnexchb2lem 40675 llnexchb2 40676 llnexch2N 40677 |
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