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Mirrors > Home > MPE Home > Th. List > Mathboxes > olm11 | Structured version Visualization version GIF version |
Description: The meet of an ortholattice element with one equals itself. (chm1i 29719 analog.) (Contributed by NM, 22-May-2012.) |
Ref | Expression |
---|---|
olm1.b | ⊢ 𝐵 = (Base‘𝐾) |
olm1.m | ⊢ ∧ = (meet‘𝐾) |
olm1.u | ⊢ 1 = (1.‘𝐾) |
Ref | Expression |
---|---|
olm11 | ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → (𝑋 ∧ 1 ) = 𝑋) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | olop 37155 | . . . . . . 7 ⊢ (𝐾 ∈ OL → 𝐾 ∈ OP) | |
2 | 1 | adantr 480 | . . . . . 6 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → 𝐾 ∈ OP) |
3 | eqid 2738 | . . . . . . 7 ⊢ (0.‘𝐾) = (0.‘𝐾) | |
4 | olm1.u | . . . . . . 7 ⊢ 1 = (1.‘𝐾) | |
5 | eqid 2738 | . . . . . . 7 ⊢ (oc‘𝐾) = (oc‘𝐾) | |
6 | 3, 4, 5 | opoc1 37143 | . . . . . 6 ⊢ (𝐾 ∈ OP → ((oc‘𝐾)‘ 1 ) = (0.‘𝐾)) |
7 | 2, 6 | syl 17 | . . . . 5 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘ 1 ) = (0.‘𝐾)) |
8 | 7 | oveq2d 7271 | . . . 4 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → (((oc‘𝐾)‘𝑋)(join‘𝐾)((oc‘𝐾)‘ 1 )) = (((oc‘𝐾)‘𝑋)(join‘𝐾)(0.‘𝐾))) |
9 | olm1.b | . . . . . . 7 ⊢ 𝐵 = (Base‘𝐾) | |
10 | 9, 5 | opoccl 37135 | . . . . . 6 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘𝑋) ∈ 𝐵) |
11 | 1, 10 | sylan 579 | . . . . 5 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘𝑋) ∈ 𝐵) |
12 | eqid 2738 | . . . . . 6 ⊢ (join‘𝐾) = (join‘𝐾) | |
13 | 9, 12, 3 | olj01 37166 | . . . . 5 ⊢ ((𝐾 ∈ OL ∧ ((oc‘𝐾)‘𝑋) ∈ 𝐵) → (((oc‘𝐾)‘𝑋)(join‘𝐾)(0.‘𝐾)) = ((oc‘𝐾)‘𝑋)) |
14 | 11, 13 | syldan 590 | . . . 4 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → (((oc‘𝐾)‘𝑋)(join‘𝐾)(0.‘𝐾)) = ((oc‘𝐾)‘𝑋)) |
15 | 8, 14 | eqtrd 2778 | . . 3 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → (((oc‘𝐾)‘𝑋)(join‘𝐾)((oc‘𝐾)‘ 1 )) = ((oc‘𝐾)‘𝑋)) |
16 | 15 | fveq2d 6760 | . 2 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘(((oc‘𝐾)‘𝑋)(join‘𝐾)((oc‘𝐾)‘ 1 ))) = ((oc‘𝐾)‘((oc‘𝐾)‘𝑋))) |
17 | 9, 4 | op1cl 37126 | . . . 4 ⊢ (𝐾 ∈ OP → 1 ∈ 𝐵) |
18 | 2, 17 | syl 17 | . . 3 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → 1 ∈ 𝐵) |
19 | olm1.m | . . . 4 ⊢ ∧ = (meet‘𝐾) | |
20 | 9, 12, 19, 5 | oldmj4 37165 | . . 3 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵 ∧ 1 ∈ 𝐵) → ((oc‘𝐾)‘(((oc‘𝐾)‘𝑋)(join‘𝐾)((oc‘𝐾)‘ 1 ))) = (𝑋 ∧ 1 )) |
21 | 18, 20 | mpd3an3 1460 | . 2 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘(((oc‘𝐾)‘𝑋)(join‘𝐾)((oc‘𝐾)‘ 1 ))) = (𝑋 ∧ 1 )) |
22 | 9, 5 | opococ 37136 | . . 3 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘((oc‘𝐾)‘𝑋)) = 𝑋) |
23 | 1, 22 | sylan 579 | . 2 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘((oc‘𝐾)‘𝑋)) = 𝑋) |
24 | 16, 21, 23 | 3eqtr3d 2786 | 1 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → (𝑋 ∧ 1 ) = 𝑋) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 = wceq 1539 ∈ wcel 2108 ‘cfv 6418 (class class class)co 7255 Basecbs 16840 occoc 16896 joincjn 17944 meetcmee 17945 0.cp0 18056 1.cp1 18057 OPcops 37113 OLcol 37115 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-rep 5205 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-ral 3068 df-rex 3069 df-reu 3070 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-proset 17928 df-poset 17946 df-lub 17979 df-glb 17980 df-join 17981 df-meet 17982 df-p0 18058 df-p1 18059 df-lat 18065 df-oposet 37117 df-ol 37119 |
This theorem is referenced by: olm12 37169 lhpmcvr3 37966 trljat1 38107 trljat2 38108 cdlemc1 38132 cdlemc6 38137 cdleme0cp 38155 cdleme0cq 38156 cdleme1 38168 cdleme4 38179 cdleme5 38181 cdleme8 38191 cdleme9 38194 cdleme10 38195 cdleme20c 38252 cdleme20j 38259 cdleme22e 38285 cdleme22eALTN 38286 cdleme30a 38319 cdleme35b 38391 cdleme35e 38394 cdleme42a 38412 trlcoabs2N 38663 trlcolem 38667 cdlemi1 38759 cdlemk4 38775 dia2dimlem1 39005 cdlemn10 39147 dihglbcpreN 39241 |
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