| Mathbox for Norm Megill |
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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 40390 | . . 3 ⊢ (𝑋 ∈ 𝑁 → 𝑋 ∈ 𝐵) |
| 4 | 3 | pm4.71ri 570 | . 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 40391 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → (𝑋 ∈ 𝑁 ↔ ∃𝑝 ∈ 𝐴 ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞)))) |
| 8 | 7 | pm5.32da 590 | . 2 ⊢ (𝐾 ∈ HL → ((𝑋 ∈ 𝐵 ∧ 𝑋 ∈ 𝑁) ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑝 ∈ 𝐴 ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞))))) |
| 9 | 4, 8 | bitrid 286 | 1 ⊢ (𝐾 ∈ HL → (𝑋 ∈ 𝑁 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑝 ∈ 𝐴 ∃𝑞 ∈ 𝐴 (𝑝 ≠ 𝑞 ∧ 𝑋 = (𝑝 ∨ 𝑞))))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ≠ wne 2957 ∃wrex 3088 ‘cfv 6537 (class class class)co 7417 Basecbs 17307 joincjn 18405 Atomscatm 40144 HLchlt 40231 LLinesclln 40372 |
| 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 2215 ax-ext 2734 ax-rep 5236 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7740 |
| 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 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-ral 3079 df-rex 3089 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-iun 4956 df-br 5108 df-opab 5172 df-mpt 5191 df-id 5554 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7374 df-ov 7420 df-oprab 7421 df-proset 18388 df-poset 18407 df-plt 18422 df-lub 18438 df-glb 18439 df-join 18440 df-meet 18441 df-p0 18517 df-lat 18526 df-clat 18593 df-oposet 40057 df-ol 40059 df-oml 40060 df-covers 40147 df-ats 40148 df-atl 40179 df-cvlat 40203 df-hlat 40232 df-llines 40379 |
| This theorem is used by: islpln5 40416 lplnnlelln 40424 llncvrlpln2 40438 2llnjN 40448 lvolnlelln 40465 |
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