Mathbox for Norm Megill |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > Mathboxes > pmapmeet | Structured version Visualization version GIF version |
Description: The projective map of a meet. (Contributed by NM, 25-Jan-2012.) |
Ref | Expression |
---|---|
pmapmeet.b | ⊢ 𝐵 = (Base‘𝐾) |
pmapmeet.m | ⊢ ∧ = (meet‘𝐾) |
pmapmeet.a | ⊢ 𝐴 = (Atoms‘𝐾) |
pmapmeet.p | ⊢ 𝑃 = (pmap‘𝐾) |
Ref | Expression |
---|---|
pmapmeet | ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑃‘(𝑋 ∧ 𝑌)) = ((𝑃‘𝑋) ∩ (𝑃‘𝑌))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2738 | . . . 4 ⊢ (glb‘𝐾) = (glb‘𝐾) | |
2 | pmapmeet.m | . . . 4 ⊢ ∧ = (meet‘𝐾) | |
3 | simp1 1134 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → 𝐾 ∈ HL) | |
4 | simp2 1135 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → 𝑋 ∈ 𝐵) | |
5 | simp3 1136 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → 𝑌 ∈ 𝐵) | |
6 | 1, 2, 3, 4, 5 | meetval 18024 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 ∧ 𝑌) = ((glb‘𝐾)‘{𝑋, 𝑌})) |
7 | 6 | fveq2d 6760 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑃‘(𝑋 ∧ 𝑌)) = (𝑃‘((glb‘𝐾)‘{𝑋, 𝑌}))) |
8 | prssi 4751 | . . . 4 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → {𝑋, 𝑌} ⊆ 𝐵) | |
9 | 8 | 3adant1 1128 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → {𝑋, 𝑌} ⊆ 𝐵) |
10 | prnzg 4711 | . . . 4 ⊢ (𝑋 ∈ 𝐵 → {𝑋, 𝑌} ≠ ∅) | |
11 | 10 | 3ad2ant2 1132 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → {𝑋, 𝑌} ≠ ∅) |
12 | pmapmeet.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
13 | pmapmeet.p | . . . 4 ⊢ 𝑃 = (pmap‘𝐾) | |
14 | 12, 1, 13 | pmapglb 37711 | . . 3 ⊢ ((𝐾 ∈ HL ∧ {𝑋, 𝑌} ⊆ 𝐵 ∧ {𝑋, 𝑌} ≠ ∅) → (𝑃‘((glb‘𝐾)‘{𝑋, 𝑌})) = ∩ 𝑥 ∈ {𝑋, 𝑌} (𝑃‘𝑥)) |
15 | 3, 9, 11, 14 | syl3anc 1369 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑃‘((glb‘𝐾)‘{𝑋, 𝑌})) = ∩ 𝑥 ∈ {𝑋, 𝑌} (𝑃‘𝑥)) |
16 | fveq2 6756 | . . . 4 ⊢ (𝑥 = 𝑋 → (𝑃‘𝑥) = (𝑃‘𝑋)) | |
17 | fveq2 6756 | . . . 4 ⊢ (𝑥 = 𝑌 → (𝑃‘𝑥) = (𝑃‘𝑌)) | |
18 | 16, 17 | iinxprg 5014 | . . 3 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → ∩ 𝑥 ∈ {𝑋, 𝑌} (𝑃‘𝑥) = ((𝑃‘𝑋) ∩ (𝑃‘𝑌))) |
19 | 18 | 3adant1 1128 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → ∩ 𝑥 ∈ {𝑋, 𝑌} (𝑃‘𝑥) = ((𝑃‘𝑋) ∩ (𝑃‘𝑌))) |
20 | 7, 15, 19 | 3eqtrd 2782 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑃‘(𝑋 ∧ 𝑌)) = ((𝑃‘𝑋) ∩ (𝑃‘𝑌))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ w3a 1085 = wceq 1539 ∈ wcel 2108 ≠ wne 2942 ∩ cin 3882 ⊆ wss 3883 ∅c0 4253 {cpr 4560 ∩ ciin 4922 ‘cfv 6418 (class class class)co 7255 Basecbs 16840 glbcglb 17943 meetcmee 17945 Atomscatm 37204 HLchlt 37291 pmapcpmap 37438 |
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-iin 4924 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-poset 17946 df-lub 17979 df-glb 17980 df-join 17981 df-meet 17982 df-lat 18065 df-clat 18132 df-ats 37208 df-hlat 37292 df-pmap 37445 |
This theorem is referenced by: hlmod1i 37797 poldmj1N 37869 pmapj2N 37870 pnonsingN 37874 psubclinN 37889 poml4N 37894 pl42lem1N 37920 pl42lem2N 37921 |
Copyright terms: Public domain | W3C validator |