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Mathbox for Norm Megill |
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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 18334 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 37814 | . 2 ⊢ (𝐾 ∈ HL → 𝐾 ∈ Lat) | |
2 | eqid 2736 | . . 3 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
3 | hlatlej.a | . . 3 ⊢ 𝐴 = (Atoms‘𝐾) | |
4 | 2, 3 | atbase 37740 | . 2 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾)) |
5 | 2, 3 | atbase 37740 | . 2 ⊢ (𝑄 ∈ 𝐴 → 𝑄 ∈ (Base‘𝐾)) |
6 | hlatlej.l | . . 3 ⊢ ≤ = (le‘𝐾) | |
7 | hlatlej.j | . . 3 ⊢ ∨ = (join‘𝐾) | |
8 | 2, 6, 7 | latlej1 18334 | . 2 ⊢ ((𝐾 ∈ Lat ∧ 𝑃 ∈ (Base‘𝐾) ∧ 𝑄 ∈ (Base‘𝐾)) → 𝑃 ≤ (𝑃 ∨ 𝑄)) |
9 | 1, 4, 5, 8 | syl3an 1160 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → 𝑃 ≤ (𝑃 ∨ 𝑄)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ w3a 1087 = wceq 1541 ∈ wcel 2106 class class class wbr 5104 ‘cfv 6494 (class class class)co 7354 Basecbs 17080 lecple 17137 joincjn 18197 Latclat 18317 Atomscatm 37714 HLchlt 37801 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-rep 5241 ax-sep 5255 ax-nul 5262 ax-pow 5319 ax-pr 5383 ax-un 7669 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2888 df-ne 2943 df-ral 3064 df-rex 3073 df-reu 3353 df-rab 3407 df-v 3446 df-sbc 3739 df-csb 3855 df-dif 3912 df-un 3914 df-in 3916 df-ss 3926 df-nul 4282 df-if 4486 df-pw 4561 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4865 df-iun 4955 df-br 5105 df-opab 5167 df-mpt 5188 df-id 5530 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-iota 6446 df-fun 6496 df-fn 6497 df-f 6498 df-f1 6499 df-fo 6500 df-f1o 6501 df-fv 6502 df-riota 7310 df-ov 7357 df-oprab 7358 df-lub 18232 df-join 18234 df-lat 18318 df-ats 37718 df-atl 37749 df-cvlat 37773 df-hlat 37802 |
This theorem is referenced by: hlatlej2 37827 cvratlem 37873 cvrat4 37895 ps-2 37930 lplnllnneN 38008 dalem1 38111 lnatexN 38231 lncmp 38235 2atm2atN 38237 2llnma3r 38240 dalawlem3 38325 dalawlem6 38328 dalawlem7 38329 dalawlem12 38334 trlval4 38640 cdlemc5 38647 cdlemc6 38648 cdlemd3 38652 cdleme0cp 38666 cdleme3h 38687 cdleme5 38692 cdleme9 38705 cdleme11c 38713 cdleme15b 38727 cdleme17b 38739 cdleme19a 38755 cdleme20c 38763 cdleme20j 38770 cdleme21c 38779 cdleme22b 38793 cdleme22d 38795 cdleme22e 38796 cdleme22eALTN 38797 cdleme35e 38905 cdleme35f 38906 cdleme42a 38923 cdleme17d2 38947 cdlemeg46req 38981 cdlemg13a 39103 cdlemg17a 39113 cdlemg18b 39131 cdlemg27a 39144 trlcoabs2N 39174 cdlemg42 39181 cdlemk4 39286 cdlemk1u 39311 cdlemk39 39368 dia2dimlem1 39516 dia2dimlem2 39517 dia2dimlem3 39518 cdlemm10N 39570 cdlemn10 39658 dihjatcclem1 39870 |
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