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Mirrors > Home > MPE Home > Th. List > latjlej2 | Structured version Visualization version GIF version |
Description: Add join to both sides of a lattice ordering. (chlej2i 30585 analog.) (Contributed by NM, 8-Nov-2011.) |
Ref | Expression |
---|---|
latlej.b | β’ π΅ = (BaseβπΎ) |
latlej.l | β’ β€ = (leβπΎ) |
latlej.j | β’ β¨ = (joinβπΎ) |
Ref | Expression |
---|---|
latjlej2 | β’ ((πΎ β Lat β§ (π β π΅ β§ π β π΅ β§ π β π΅)) β (π β€ π β (π β¨ π) β€ (π β¨ π))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | latlej.b | . . 3 β’ π΅ = (BaseβπΎ) | |
2 | latlej.l | . . 3 β’ β€ = (leβπΎ) | |
3 | latlej.j | . . 3 β’ β¨ = (joinβπΎ) | |
4 | 1, 2, 3 | latjlej1 18385 | . 2 β’ ((πΎ β Lat β§ (π β π΅ β§ π β π΅ β§ π β π΅)) β (π β€ π β (π β¨ π) β€ (π β¨ π))) |
5 | 1, 3 | latjcom 18379 | . . . 4 β’ ((πΎ β Lat β§ π β π΅ β§ π β π΅) β (π β¨ π) = (π β¨ π)) |
6 | 5 | 3adant3r2 1183 | . . 3 β’ ((πΎ β Lat β§ (π β π΅ β§ π β π΅ β§ π β π΅)) β (π β¨ π) = (π β¨ π)) |
7 | 1, 3 | latjcom 18379 | . . . 4 β’ ((πΎ β Lat β§ π β π΅ β§ π β π΅) β (π β¨ π) = (π β¨ π)) |
8 | 7 | 3adant3r1 1182 | . . 3 β’ ((πΎ β Lat β§ (π β π΅ β§ π β π΅ β§ π β π΅)) β (π β¨ π) = (π β¨ π)) |
9 | 6, 8 | breq12d 5151 | . 2 β’ ((πΎ β Lat β§ (π β π΅ β§ π β π΅ β§ π β π΅)) β ((π β¨ π) β€ (π β¨ π) β (π β¨ π) β€ (π β¨ π))) |
10 | 4, 9 | sylibd 238 | 1 β’ ((πΎ β Lat β§ (π β π΅ β§ π β π΅ β§ π β π΅)) β (π β€ π β (π β¨ π) β€ (π β¨ π))) |
Colors of variables: wff setvar class |
Syntax hints: β wi 4 β§ wa 396 β§ w3a 1087 = wceq 1541 β wcel 2106 class class class wbr 5138 βcfv 6529 (class class class)co 7390 Basecbs 17123 lecple 17183 joincjn 18243 Latclat 18363 |
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 2702 ax-rep 5275 ax-sep 5289 ax-nul 5296 ax-pow 5353 ax-pr 5417 ax-un 7705 |
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 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-ral 3061 df-rex 3070 df-reu 3376 df-rab 3430 df-v 3472 df-sbc 3771 df-csb 3887 df-dif 3944 df-un 3946 df-in 3948 df-ss 3958 df-nul 4316 df-if 4520 df-pw 4595 df-sn 4620 df-pr 4622 df-op 4626 df-uni 4899 df-iun 4989 df-br 5139 df-opab 5201 df-mpt 5222 df-id 5564 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-iota 6481 df-fun 6531 df-fn 6532 df-f 6533 df-f1 6534 df-fo 6535 df-f1o 6536 df-fv 6537 df-riota 7346 df-ov 7393 df-oprab 7394 df-poset 18245 df-lub 18278 df-glb 18279 df-join 18280 df-meet 18281 df-lat 18364 |
This theorem is referenced by: latjlej12 18387 cvrat3 38102 2llnjaN 38226 2lplnja 38279 dalawlem3 38533 dalawlem6 38536 dalawlem11 38541 lhpj1 38682 cdleme1 38887 cdleme9 38913 cdleme11g 38925 cdleme28a 39030 cdleme30a 39038 cdleme32c 39103 cdlemi1 39478 cdlemk11 39509 cdlemk11u 39531 cdlemk51 39613 cdlemm10N 39778 cdlemn10 39866 |
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