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Mirrors > Home > MPE Home > Th. List > Mathboxes > dihmeetbclemN | Structured version Visualization version GIF version |
Description: Lemma for isomorphism H of a lattice meet. (Contributed by NM, 30-Mar-2014.) (New usage is discouraged.) |
Ref | Expression |
---|---|
dihmeetc.b | ⊢ 𝐵 = (Base‘𝐾) |
dihmeetc.l | ⊢ ≤ = (le‘𝐾) |
dihmeetc.m | ⊢ ∧ = (meet‘𝐾) |
dihmeetc.h | ⊢ 𝐻 = (LHyp‘𝐾) |
dihmeetc.i | ⊢ 𝐼 = ((DIsoH‘𝐾)‘𝑊) |
Ref | Expression |
---|---|
dihmeetbclemN | ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝐼‘(𝑋 ∧ 𝑌)) = (((𝐼‘𝑋) ∩ (𝐼‘𝑌)) ∩ (𝐼‘𝑊))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp3 1140 | . . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝑋 ∧ 𝑌) ≤ 𝑊) | |
2 | simp1l 1199 | . . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → 𝐾 ∈ HL) | |
3 | 2 | hllatd 37115 | . . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → 𝐾 ∈ Lat) |
4 | simp2l 1201 | . . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → 𝑋 ∈ 𝐵) | |
5 | simp2r 1202 | . . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → 𝑌 ∈ 𝐵) | |
6 | dihmeetc.b | . . . . . . . . 9 ⊢ 𝐵 = (Base‘𝐾) | |
7 | dihmeetc.m | . . . . . . . . 9 ⊢ ∧ = (meet‘𝐾) | |
8 | 6, 7 | latmcl 17946 | . . . . . . . 8 ⊢ ((𝐾 ∈ Lat ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 ∧ 𝑌) ∈ 𝐵) |
9 | 3, 4, 5, 8 | syl3anc 1373 | . . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝑋 ∧ 𝑌) ∈ 𝐵) |
10 | simp1r 1200 | . . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → 𝑊 ∈ 𝐻) | |
11 | dihmeetc.h | . . . . . . . . 9 ⊢ 𝐻 = (LHyp‘𝐾) | |
12 | 6, 11 | lhpbase 37749 | . . . . . . . 8 ⊢ (𝑊 ∈ 𝐻 → 𝑊 ∈ 𝐵) |
13 | 10, 12 | syl 17 | . . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → 𝑊 ∈ 𝐵) |
14 | dihmeetc.l | . . . . . . . 8 ⊢ ≤ = (le‘𝐾) | |
15 | 6, 14, 7 | latleeqm1 17973 | . . . . . . 7 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∧ 𝑌) ∈ 𝐵 ∧ 𝑊 ∈ 𝐵) → ((𝑋 ∧ 𝑌) ≤ 𝑊 ↔ ((𝑋 ∧ 𝑌) ∧ 𝑊) = (𝑋 ∧ 𝑌))) |
16 | 3, 9, 13, 15 | syl3anc 1373 | . . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → ((𝑋 ∧ 𝑌) ≤ 𝑊 ↔ ((𝑋 ∧ 𝑌) ∧ 𝑊) = (𝑋 ∧ 𝑌))) |
17 | 1, 16 | mpbid 235 | . . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → ((𝑋 ∧ 𝑌) ∧ 𝑊) = (𝑋 ∧ 𝑌)) |
18 | hlol 37112 | . . . . . . 7 ⊢ (𝐾 ∈ HL → 𝐾 ∈ OL) | |
19 | 2, 18 | syl 17 | . . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → 𝐾 ∈ OL) |
20 | 6, 7 | latmassOLD 36980 | . . . . . 6 ⊢ ((𝐾 ∈ OL ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵)) → ((𝑋 ∧ 𝑌) ∧ 𝑊) = (𝑋 ∧ (𝑌 ∧ 𝑊))) |
21 | 19, 4, 5, 13, 20 | syl13anc 1374 | . . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → ((𝑋 ∧ 𝑌) ∧ 𝑊) = (𝑋 ∧ (𝑌 ∧ 𝑊))) |
22 | 17, 21 | eqtr3d 2779 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝑋 ∧ 𝑌) = (𝑋 ∧ (𝑌 ∧ 𝑊))) |
23 | 22 | fveq2d 6721 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝐼‘(𝑋 ∧ 𝑌)) = (𝐼‘(𝑋 ∧ (𝑌 ∧ 𝑊)))) |
24 | simp1 1138 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) | |
25 | 6, 7 | latmcl 17946 | . . . . 5 ⊢ ((𝐾 ∈ Lat ∧ 𝑌 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵) → (𝑌 ∧ 𝑊) ∈ 𝐵) |
26 | 3, 5, 13, 25 | syl3anc 1373 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝑌 ∧ 𝑊) ∈ 𝐵) |
27 | 6, 14, 7 | latmle2 17971 | . . . . 5 ⊢ ((𝐾 ∈ Lat ∧ 𝑌 ∈ 𝐵 ∧ 𝑊 ∈ 𝐵) → (𝑌 ∧ 𝑊) ≤ 𝑊) |
28 | 3, 5, 13, 27 | syl3anc 1373 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝑌 ∧ 𝑊) ≤ 𝑊) |
29 | dihmeetc.i | . . . . 5 ⊢ 𝐼 = ((DIsoH‘𝐾)‘𝑊) | |
30 | 6, 14, 7, 11, 29 | dihmeetbN 39054 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ∈ 𝐵 ∧ ((𝑌 ∧ 𝑊) ∈ 𝐵 ∧ (𝑌 ∧ 𝑊) ≤ 𝑊)) → (𝐼‘(𝑋 ∧ (𝑌 ∧ 𝑊))) = ((𝐼‘𝑋) ∩ (𝐼‘(𝑌 ∧ 𝑊)))) |
31 | 24, 4, 26, 28, 30 | syl112anc 1376 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝐼‘(𝑋 ∧ (𝑌 ∧ 𝑊))) = ((𝐼‘𝑋) ∩ (𝐼‘(𝑌 ∧ 𝑊)))) |
32 | 6, 14 | latref 17947 | . . . . . 6 ⊢ ((𝐾 ∈ Lat ∧ 𝑊 ∈ 𝐵) → 𝑊 ≤ 𝑊) |
33 | 3, 13, 32 | syl2anc 587 | . . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → 𝑊 ≤ 𝑊) |
34 | 6, 14, 7, 11, 29 | dihmeetbN 39054 | . . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑌 ∈ 𝐵 ∧ (𝑊 ∈ 𝐵 ∧ 𝑊 ≤ 𝑊)) → (𝐼‘(𝑌 ∧ 𝑊)) = ((𝐼‘𝑌) ∩ (𝐼‘𝑊))) |
35 | 24, 5, 13, 33, 34 | syl112anc 1376 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝐼‘(𝑌 ∧ 𝑊)) = ((𝐼‘𝑌) ∩ (𝐼‘𝑊))) |
36 | 35 | ineq2d 4127 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → ((𝐼‘𝑋) ∩ (𝐼‘(𝑌 ∧ 𝑊))) = ((𝐼‘𝑋) ∩ ((𝐼‘𝑌) ∩ (𝐼‘𝑊)))) |
37 | 23, 31, 36 | 3eqtrd 2781 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝐼‘(𝑋 ∧ 𝑌)) = ((𝐼‘𝑋) ∩ ((𝐼‘𝑌) ∩ (𝐼‘𝑊)))) |
38 | inass 4134 | . 2 ⊢ (((𝐼‘𝑋) ∩ (𝐼‘𝑌)) ∩ (𝐼‘𝑊)) = ((𝐼‘𝑋) ∩ ((𝐼‘𝑌) ∩ (𝐼‘𝑊))) | |
39 | 37, 38 | eqtr4di 2796 | 1 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑋 ∧ 𝑌) ≤ 𝑊) → (𝐼‘(𝑋 ∧ 𝑌)) = (((𝐼‘𝑋) ∩ (𝐼‘𝑌)) ∩ (𝐼‘𝑊))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 ∧ w3a 1089 = wceq 1543 ∈ wcel 2110 ∩ cin 3865 class class class wbr 5053 ‘cfv 6380 (class class class)co 7213 Basecbs 16760 lecple 16809 meetcmee 17819 Latclat 17937 OLcol 36925 HLchlt 37101 LHypclh 37735 DIsoHcdih 38979 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2016 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2158 ax-12 2175 ax-ext 2708 ax-rep 5179 ax-sep 5192 ax-nul 5199 ax-pow 5258 ax-pr 5322 ax-un 7523 ax-cnex 10785 ax-resscn 10786 ax-1cn 10787 ax-icn 10788 ax-addcl 10789 ax-addrcl 10790 ax-mulcl 10791 ax-mulrcl 10792 ax-mulcom 10793 ax-addass 10794 ax-mulass 10795 ax-distr 10796 ax-i2m1 10797 ax-1ne0 10798 ax-1rid 10799 ax-rnegex 10800 ax-rrecex 10801 ax-cnre 10802 ax-pre-lttri 10803 ax-pre-lttrn 10804 ax-pre-ltadd 10805 ax-pre-mulgt0 10806 ax-riotaBAD 36704 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 848 df-3or 1090 df-3an 1091 df-tru 1546 df-fal 1556 df-ex 1788 df-nf 1792 df-sb 2071 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2816 df-nfc 2886 df-ne 2941 df-nel 3047 df-ral 3066 df-rex 3067 df-reu 3068 df-rmo 3069 df-rab 3070 df-v 3410 df-sbc 3695 df-csb 3812 df-dif 3869 df-un 3871 df-in 3873 df-ss 3883 df-pss 3885 df-nul 4238 df-if 4440 df-pw 4515 df-sn 4542 df-pr 4544 df-tp 4546 df-op 4548 df-uni 4820 df-int 4860 df-iun 4906 df-iin 4907 df-br 5054 df-opab 5116 df-mpt 5136 df-tr 5162 df-id 5455 df-eprel 5460 df-po 5468 df-so 5469 df-fr 5509 df-we 5511 df-xp 5557 df-rel 5558 df-cnv 5559 df-co 5560 df-dm 5561 df-rn 5562 df-res 5563 df-ima 5564 df-pred 6160 df-ord 6216 df-on 6217 df-lim 6218 df-suc 6219 df-iota 6338 df-fun 6382 df-fn 6383 df-f 6384 df-f1 6385 df-fo 6386 df-f1o 6387 df-fv 6388 df-riota 7170 df-ov 7216 df-oprab 7217 df-mpo 7218 df-om 7645 df-1st 7761 df-2nd 7762 df-tpos 7968 df-undef 8015 df-wrecs 8047 df-recs 8108 df-rdg 8146 df-1o 8202 df-er 8391 df-map 8510 df-en 8627 df-dom 8628 df-sdom 8629 df-fin 8630 df-pnf 10869 df-mnf 10870 df-xr 10871 df-ltxr 10872 df-le 10873 df-sub 11064 df-neg 11065 df-nn 11831 df-2 11893 df-3 11894 df-4 11895 df-5 11896 df-6 11897 df-n0 12091 df-z 12177 df-uz 12439 df-fz 13096 df-struct 16700 df-sets 16717 df-slot 16735 df-ndx 16745 df-base 16761 df-ress 16785 df-plusg 16815 df-mulr 16816 df-sca 16818 df-vsca 16819 df-0g 16946 df-proset 17802 df-poset 17820 df-plt 17836 df-lub 17852 df-glb 17853 df-join 17854 df-meet 17855 df-p0 17931 df-p1 17932 df-lat 17938 df-clat 18005 df-mgm 18114 df-sgrp 18163 df-mnd 18174 df-submnd 18219 df-grp 18368 df-minusg 18369 df-sbg 18370 df-subg 18540 df-cntz 18711 df-lsm 19025 df-cmn 19172 df-abl 19173 df-mgp 19505 df-ur 19517 df-ring 19564 df-oppr 19641 df-dvdsr 19659 df-unit 19660 df-invr 19690 df-dvr 19701 df-drng 19769 df-lmod 19901 df-lss 19969 df-lsp 20009 df-lvec 20140 df-oposet 36927 df-ol 36929 df-oml 36930 df-covers 37017 df-ats 37018 df-atl 37049 df-cvlat 37073 df-hlat 37102 df-llines 37249 df-lplanes 37250 df-lvols 37251 df-lines 37252 df-psubsp 37254 df-pmap 37255 df-padd 37547 df-lhyp 37739 df-laut 37740 df-ldil 37855 df-ltrn 37856 df-trl 37910 df-tendo 38506 df-edring 38508 df-disoa 38780 df-dvech 38830 df-dib 38890 df-dic 38924 df-dih 38980 |
This theorem is referenced by: (None) |
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