| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > linepmap | Structured version Visualization version GIF version | ||
| Description: A line described with a projective map. (Contributed by NM, 3-Feb-2012.) |
| Ref | Expression |
|---|---|
| isline2.j | ⊢ ∨ = (join‘𝐾) |
| isline2.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| isline2.n | ⊢ 𝑁 = (Lines‘𝐾) |
| isline2.m | ⊢ 𝑀 = (pmap‘𝐾) |
| Ref | Expression |
|---|---|
| linepmap | ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ 𝑃 ≠ 𝑄) → (𝑀‘(𝑃 ∨ 𝑄)) ∈ 𝑁) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl1 1210 | . . 3 ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ 𝑃 ≠ 𝑄) → 𝐾 ∈ Lat) | |
| 2 | simpl2 1211 | . . . . 5 ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ 𝑃 ≠ 𝑄) → 𝑃 ∈ 𝐴) | |
| 3 | eqid 2763 | . . . . . 6 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 4 | isline2.a | . . . . . 6 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 5 | 3, 4 | atbase 40083 | . . . . 5 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾)) |
| 6 | 2, 5 | syl 18 | . . . 4 ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ 𝑃 ≠ 𝑄) → 𝑃 ∈ (Base‘𝐾)) |
| 7 | simpl3 1212 | . . . . 5 ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ 𝑃 ≠ 𝑄) → 𝑄 ∈ 𝐴) | |
| 8 | 3, 4 | atbase 40083 | . . . . 5 ⊢ (𝑄 ∈ 𝐴 → 𝑄 ∈ (Base‘𝐾)) |
| 9 | 7, 8 | syl 18 | . . . 4 ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ 𝑃 ≠ 𝑄) → 𝑄 ∈ (Base‘𝐾)) |
| 10 | isline2.j | . . . . 5 ⊢ ∨ = (join‘𝐾) | |
| 11 | 3, 10 | latjcl 18490 | . . . 4 ⊢ ((𝐾 ∈ Lat ∧ 𝑃 ∈ (Base‘𝐾) ∧ 𝑄 ∈ (Base‘𝐾)) → (𝑃 ∨ 𝑄) ∈ (Base‘𝐾)) |
| 12 | 1, 6, 9, 11 | syl3anc 1398 | . . 3 ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ 𝑃 ≠ 𝑄) → (𝑃 ∨ 𝑄) ∈ (Base‘𝐾)) |
| 13 | eqid 2763 | . . . 4 ⊢ (le‘𝐾) = (le‘𝐾) | |
| 14 | isline2.m | . . . 4 ⊢ 𝑀 = (pmap‘𝐾) | |
| 15 | 3, 13, 4, 14 | pmapval 40551 | . . 3 ⊢ ((𝐾 ∈ Lat ∧ (𝑃 ∨ 𝑄) ∈ (Base‘𝐾)) → (𝑀‘(𝑃 ∨ 𝑄)) = {𝑟 ∈ 𝐴 ∣ 𝑟(le‘𝐾)(𝑃 ∨ 𝑄)}) |
| 16 | 1, 12, 15 | syl2anc 595 | . 2 ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ 𝑃 ≠ 𝑄) → (𝑀‘(𝑃 ∨ 𝑄)) = {𝑟 ∈ 𝐴 ∣ 𝑟(le‘𝐾)(𝑃 ∨ 𝑄)}) |
| 17 | eqid 2763 | . . 3 ⊢ {𝑟 ∈ 𝐴 ∣ 𝑟(le‘𝐾)(𝑃 ∨ 𝑄)} = {𝑟 ∈ 𝐴 ∣ 𝑟(le‘𝐾)(𝑃 ∨ 𝑄)} | |
| 18 | isline2.n | . . . 4 ⊢ 𝑁 = (Lines‘𝐾) | |
| 19 | 13, 10, 4, 18 | islinei 40534 | . . 3 ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ (𝑃 ≠ 𝑄 ∧ {𝑟 ∈ 𝐴 ∣ 𝑟(le‘𝐾)(𝑃 ∨ 𝑄)} = {𝑟 ∈ 𝐴 ∣ 𝑟(le‘𝐾)(𝑃 ∨ 𝑄)})) → {𝑟 ∈ 𝐴 ∣ 𝑟(le‘𝐾)(𝑃 ∨ 𝑄)} ∈ 𝑁) |
| 20 | 17, 19 | mpanr2 716 | . 2 ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ 𝑃 ≠ 𝑄) → {𝑟 ∈ 𝐴 ∣ 𝑟(le‘𝐾)(𝑃 ∨ 𝑄)} ∈ 𝑁) |
| 21 | 16, 20 | eqeltrd 2863 | 1 ⊢ (((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) ∧ 𝑃 ≠ 𝑄) → (𝑀‘(𝑃 ∨ 𝑄)) ∈ 𝑁) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∧ w3a 1103 = wceq 1570 ∈ wcel 2143 ≠ wne 2958 {crab 3416 class class class wbr 5109 ‘cfv 6536 (class class class)co 7410 Basecbs 17264 lecple 17312 joincjn 18362 Latclat 18482 Atomscatm 40057 Linesclines 40288 pmapcpmap 40291 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5238 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-id 5556 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-lub 18395 df-glb 18396 df-join 18397 df-meet 18398 df-lat 18483 df-ats 40061 df-lines 40295 df-pmap 40298 |
| This theorem is referenced by: cdleme3h 41029 cdleme7ga 41042 |
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