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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 29814 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 37224 | . . . . . . 7 ⊢ (𝐾 ∈ OL → 𝐾 ∈ OP) | |
2 | 1 | adantr 481 | . . . . . 6 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → 𝐾 ∈ OP) |
3 | eqid 2740 | . . . . . . 7 ⊢ (0.‘𝐾) = (0.‘𝐾) | |
4 | olm1.u | . . . . . . 7 ⊢ 1 = (1.‘𝐾) | |
5 | eqid 2740 | . . . . . . 7 ⊢ (oc‘𝐾) = (oc‘𝐾) | |
6 | 3, 4, 5 | opoc1 37212 | . . . . . 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 7287 | . . . 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 37204 | . . . . . 6 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘𝑋) ∈ 𝐵) |
11 | 1, 10 | sylan 580 | . . . . 5 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘𝑋) ∈ 𝐵) |
12 | eqid 2740 | . . . . . 6 ⊢ (join‘𝐾) = (join‘𝐾) | |
13 | 9, 12, 3 | olj01 37235 | . . . . 5 ⊢ ((𝐾 ∈ OL ∧ ((oc‘𝐾)‘𝑋) ∈ 𝐵) → (((oc‘𝐾)‘𝑋)(join‘𝐾)(0.‘𝐾)) = ((oc‘𝐾)‘𝑋)) |
14 | 11, 13 | syldan 591 | . . . 4 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → (((oc‘𝐾)‘𝑋)(join‘𝐾)(0.‘𝐾)) = ((oc‘𝐾)‘𝑋)) |
15 | 8, 14 | eqtrd 2780 | . . 3 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → (((oc‘𝐾)‘𝑋)(join‘𝐾)((oc‘𝐾)‘ 1 )) = ((oc‘𝐾)‘𝑋)) |
16 | 15 | fveq2d 6775 | . 2 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘(((oc‘𝐾)‘𝑋)(join‘𝐾)((oc‘𝐾)‘ 1 ))) = ((oc‘𝐾)‘((oc‘𝐾)‘𝑋))) |
17 | 9, 4 | op1cl 37195 | . . . 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 37234 | . . 3 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵 ∧ 1 ∈ 𝐵) → ((oc‘𝐾)‘(((oc‘𝐾)‘𝑋)(join‘𝐾)((oc‘𝐾)‘ 1 ))) = (𝑋 ∧ 1 )) |
21 | 18, 20 | mpd3an3 1461 | . 2 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘(((oc‘𝐾)‘𝑋)(join‘𝐾)((oc‘𝐾)‘ 1 ))) = (𝑋 ∧ 1 )) |
22 | 9, 5 | opococ 37205 | . . 3 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘((oc‘𝐾)‘𝑋)) = 𝑋) |
23 | 1, 22 | sylan 580 | . 2 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘((oc‘𝐾)‘𝑋)) = 𝑋) |
24 | 16, 21, 23 | 3eqtr3d 2788 | 1 ⊢ ((𝐾 ∈ OL ∧ 𝑋 ∈ 𝐵) → (𝑋 ∧ 1 ) = 𝑋) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1542 ∈ wcel 2110 ‘cfv 6432 (class class class)co 7271 Basecbs 16910 occoc 16968 joincjn 18027 meetcmee 18028 0.cp0 18139 1.cp1 18140 OPcops 37182 OLcol 37184 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1975 ax-7 2015 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2158 ax-12 2175 ax-ext 2711 ax-rep 5214 ax-sep 5227 ax-nul 5234 ax-pow 5292 ax-pr 5356 ax-un 7582 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3an 1088 df-tru 1545 df-fal 1555 df-ex 1787 df-nf 1791 df-sb 2072 df-mo 2542 df-eu 2571 df-clab 2718 df-cleq 2732 df-clel 2818 df-nfc 2891 df-ne 2946 df-ral 3071 df-rex 3072 df-reu 3073 df-rab 3075 df-v 3433 df-sbc 3721 df-csb 3838 df-dif 3895 df-un 3897 df-in 3899 df-ss 3909 df-nul 4263 df-if 4466 df-pw 4541 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4846 df-iun 4932 df-br 5080 df-opab 5142 df-mpt 5163 df-id 5490 df-xp 5596 df-rel 5597 df-cnv 5598 df-co 5599 df-dm 5600 df-rn 5601 df-res 5602 df-ima 5603 df-iota 6390 df-fun 6434 df-fn 6435 df-f 6436 df-f1 6437 df-fo 6438 df-f1o 6439 df-fv 6440 df-riota 7228 df-ov 7274 df-oprab 7275 df-proset 18011 df-poset 18029 df-lub 18062 df-glb 18063 df-join 18064 df-meet 18065 df-p0 18141 df-p1 18142 df-lat 18148 df-oposet 37186 df-ol 37188 |
This theorem is referenced by: olm12 37238 lhpmcvr3 38035 trljat1 38176 trljat2 38177 cdlemc1 38201 cdlemc6 38206 cdleme0cp 38224 cdleme0cq 38225 cdleme1 38237 cdleme4 38248 cdleme5 38250 cdleme8 38260 cdleme9 38263 cdleme10 38264 cdleme20c 38321 cdleme20j 38328 cdleme22e 38354 cdleme22eALTN 38355 cdleme30a 38388 cdleme35b 38460 cdleme35e 38463 cdleme42a 38481 trlcoabs2N 38732 trlcolem 38736 cdlemi1 38828 cdlemk4 38844 dia2dimlem1 39074 cdlemn10 39216 dihglbcpreN 39310 |
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