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| Mirrors > Home > MPE Home > Th. List > Mathboxes > hlatlej1 | Structured version Visualization version GIF version | ||
| Description: A join's first argument is less than or equal to the join. Special case of latlej1 18482 to show an atom is on a line. (Contributed by NM, 15-May-2013.) |
| Ref | Expression |
|---|---|
| hlatlej.l | ⊢ ≤ = (le‘𝐾) |
| hlatlej.j | ⊢ ∨ = (join‘𝐾) |
| hlatlej.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| Ref | Expression |
|---|---|
| hlatlej1 | ⊢ ((𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → 𝑃 ≤ (𝑃 ∨ 𝑄)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hllat 39992 | . 2 ⊢ (𝐾 ∈ HL → 𝐾 ∈ Lat) | |
| 2 | eqid 2764 | . . 3 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 3 | hlatlej.a | . . 3 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 4 | 2, 3 | atbase 39918 | . 2 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾)) |
| 5 | 2, 3 | atbase 39918 | . 2 ⊢ (𝑄 ∈ 𝐴 → 𝑄 ∈ (Base‘𝐾)) |
| 6 | hlatlej.l | . . 3 ⊢ ≤ = (le‘𝐾) | |
| 7 | hlatlej.j | . . 3 ⊢ ∨ = (join‘𝐾) | |
| 8 | 2, 6, 7 | latlej1 18482 | . 2 ⊢ ((𝐾 ∈ Lat ∧ 𝑃 ∈ (Base‘𝐾) ∧ 𝑄 ∈ (Base‘𝐾)) → 𝑃 ≤ (𝑃 ∨ 𝑄)) |
| 9 | 1, 4, 5, 8 | syl3an 1174 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → 𝑃 ≤ (𝑃 ∨ 𝑄)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1099 = wceq 1562 ∈ wcel 2144 class class class wbr 5102 ‘cfv 6523 (class class class)co 7398 Basecbs 17247 lecple 17295 joincjn 18345 Latclat 18465 Atomscatm 39892 HLchlt 39979 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1817 ax-4 1831 ax-5 1932 ax-6 1989 ax-7 2030 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2214 ax-ext 2736 ax-rep 5229 ax-sep 5248 ax-nul 5258 ax-pow 5324 ax-pr 5392 ax-un 7720 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1101 df-tru 1565 df-fal 1575 df-ex 1802 df-nf 1806 df-sb 2093 df-mo 2568 df-eu 2598 df-clab 2743 df-cleq 2756 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3079 df-rex 3089 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3458 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5103 df-opab 5165 df-mpt 5184 df-id 5544 df-xp 5655 df-rel 5656 df-cnv 5657 df-co 5658 df-dm 5659 df-rn 5660 df-res 5661 df-ima 5662 df-iota 6479 df-fun 6525 df-fn 6526 df-f 6527 df-f1 6528 df-fo 6529 df-f1o 6530 df-fv 6531 df-riota 7355 df-ov 7401 df-oprab 7402 df-lub 18378 df-join 18380 df-lat 18466 df-ats 39896 df-atl 39927 df-cvlat 39951 df-hlat 39980 |
| This theorem is referenced by: hlatlej2 40005 cvratlem 40050 cvrat4 40072 ps-2 40107 lplnllnneN 40185 dalem1 40288 lnatexN 40408 lncmp 40412 2atm2atN 40414 2llnma3r 40417 dalawlem3 40502 dalawlem6 40505 dalawlem7 40506 dalawlem12 40511 trlval4 40817 cdlemc5 40824 cdlemc6 40825 cdlemd3 40829 cdleme0cp 40843 cdleme3h 40864 cdleme5 40869 cdleme9 40882 cdleme11c 40890 cdleme15b 40904 cdleme17b 40916 cdleme19a 40932 cdleme20c 40940 cdleme20j 40947 cdleme21c 40956 cdleme22b 40970 cdleme22d 40972 cdleme22e 40973 cdleme22eALTN 40974 cdleme35e 41082 cdleme35f 41083 cdleme42a 41100 cdleme17d2 41124 cdlemeg46req 41158 cdlemg13a 41280 cdlemg17a 41290 cdlemg18b 41308 cdlemg27a 41321 trlcoabs2N 41351 cdlemg42 41358 cdlemk4 41463 cdlemk1u 41488 cdlemk39 41545 dia2dimlem1 41693 dia2dimlem2 41694 dia2dimlem3 41695 cdlemm10N 41747 cdlemn10 41835 dihjatcclem1 42047 |
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