| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > 2pmaplubN | Structured version Visualization version GIF version | ||
| Description: Double projective map of an LUB. (Contributed by NM, 6-Mar-2012.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| sspmaplub.u | ⊢ 𝑈 = (lub‘𝐾) |
| sspmaplub.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| sspmaplub.m | ⊢ 𝑀 = (pmap‘𝐾) |
| Ref | Expression |
|---|---|
| 2pmaplubN | ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → (𝑀‘(𝑈‘(𝑀‘(𝑈‘𝑆)))) = (𝑀‘(𝑈‘𝑆))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sspmaplub.u | . . . . . . 7 ⊢ 𝑈 = (lub‘𝐾) | |
| 2 | sspmaplub.a | . . . . . . 7 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 3 | sspmaplub.m | . . . . . . 7 ⊢ 𝑀 = (pmap‘𝐾) | |
| 4 | eqid 2752 | . . . . . . 7 ⊢ (⊥𝑃‘𝐾) = (⊥𝑃‘𝐾) | |
| 5 | 1, 2, 3, 4 | 2polvalN 40476 | . . . . . 6 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘𝑆)) = (𝑀‘(𝑈‘𝑆))) |
| 6 | 5 | fveq2d 6856 | . . . . 5 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘𝑆))) = ((⊥𝑃‘𝐾)‘(𝑀‘(𝑈‘𝑆)))) |
| 7 | 6 | fveq2d 6856 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘𝑆)))) = ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘(𝑀‘(𝑈‘𝑆))))) |
| 8 | 2, 4 | polssatN 40470 | . . . . 5 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ((⊥𝑃‘𝐾)‘𝑆) ⊆ 𝐴) |
| 9 | 2, 4 | 3polN 40478 | . . . . 5 ⊢ ((𝐾 ∈ HL ∧ ((⊥𝑃‘𝐾)‘𝑆) ⊆ 𝐴) → ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘𝑆)))) = ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘𝑆))) |
| 10 | 8, 9 | syldan 599 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘𝑆)))) = ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘𝑆))) |
| 11 | 7, 10 | eqtr3d 2789 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘(𝑀‘(𝑈‘𝑆)))) = ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘𝑆))) |
| 12 | hlclat 39920 | . . . . . 6 ⊢ (𝐾 ∈ HL → 𝐾 ∈ CLat) | |
| 13 | eqid 2752 | . . . . . . . 8 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 14 | 13, 2 | atssbase 39852 | . . . . . . 7 ⊢ 𝐴 ⊆ (Base‘𝐾) |
| 15 | sstr 3935 | . . . . . . 7 ⊢ ((𝑆 ⊆ 𝐴 ∧ 𝐴 ⊆ (Base‘𝐾)) → 𝑆 ⊆ (Base‘𝐾)) | |
| 16 | 14, 15 | mpan2 699 | . . . . . 6 ⊢ (𝑆 ⊆ 𝐴 → 𝑆 ⊆ (Base‘𝐾)) |
| 17 | 13, 1 | clatlubcl 18507 | . . . . . 6 ⊢ ((𝐾 ∈ CLat ∧ 𝑆 ⊆ (Base‘𝐾)) → (𝑈‘𝑆) ∈ (Base‘𝐾)) |
| 18 | 12, 16, 17 | syl2an 604 | . . . . 5 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → (𝑈‘𝑆) ∈ (Base‘𝐾)) |
| 19 | 13, 2, 3 | pmapssat 40321 | . . . . 5 ⊢ ((𝐾 ∈ HL ∧ (𝑈‘𝑆) ∈ (Base‘𝐾)) → (𝑀‘(𝑈‘𝑆)) ⊆ 𝐴) |
| 20 | 18, 19 | syldan 599 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → (𝑀‘(𝑈‘𝑆)) ⊆ 𝐴) |
| 21 | 1, 2, 3, 4 | 2polvalN 40476 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ (𝑀‘(𝑈‘𝑆)) ⊆ 𝐴) → ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘(𝑀‘(𝑈‘𝑆)))) = (𝑀‘(𝑈‘(𝑀‘(𝑈‘𝑆))))) |
| 22 | 20, 21 | syldan 599 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘(𝑀‘(𝑈‘𝑆)))) = (𝑀‘(𝑈‘(𝑀‘(𝑈‘𝑆))))) |
| 23 | 11, 22 | eqtr3d 2789 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ((⊥𝑃‘𝐾)‘((⊥𝑃‘𝐾)‘𝑆)) = (𝑀‘(𝑈‘(𝑀‘(𝑈‘𝑆))))) |
| 24 | 23, 5 | eqtr3d 2789 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → (𝑀‘(𝑈‘(𝑀‘(𝑈‘𝑆)))) = (𝑀‘(𝑈‘𝑆))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 398 = wceq 1550 ∈ wcel 2132 ⊆ wss 3895 ‘cfv 6506 Basecbs 17217 lubclub 18313 CLatccla 18502 Atomscatm 39825 HLchlt 39912 pmapcpmap 40059 ⊥𝑃cpolN 40464 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1805 ax-4 1819 ax-5 1920 ax-6 1977 ax-7 2018 ax-8 2134 ax-9 2142 ax-10 2165 ax-11 2181 ax-12 2202 ax-ext 2724 ax-rep 5217 ax-sep 5236 ax-nul 5246 ax-pow 5312 ax-pr 5380 ax-un 7703 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3an 1097 df-tru 1553 df-fal 1563 df-ex 1790 df-nf 1794 df-sb 2081 df-mo 2556 df-eu 2586 df-clab 2731 df-cleq 2744 df-clel 2827 df-nfc 2901 df-ne 2948 df-ral 3067 df-rex 3077 df-rmo 3357 df-reu 3358 df-rab 3405 df-v 3446 df-sbc 3736 df-csb 3844 df-dif 3898 df-un 3900 df-in 3902 df-ss 3912 df-nul 4277 df-if 4471 df-pw 4547 df-sn 4573 df-pr 4575 df-op 4579 df-uni 4856 df-iun 4941 df-iin 4942 df-br 5091 df-opab 5153 df-mpt 5172 df-id 5531 df-xp 5642 df-rel 5643 df-cnv 5644 df-co 5645 df-dm 5646 df-rn 5647 df-res 5648 df-ima 5649 df-iota 6462 df-fun 6508 df-fn 6509 df-f 6510 df-f1 6511 df-fo 6512 df-f1o 6513 df-fv 6514 df-riota 7338 df-ov 7384 df-oprab 7385 df-proset 18298 df-poset 18317 df-plt 18332 df-lub 18348 df-glb 18349 df-join 18350 df-meet 18351 df-p0 18427 df-p1 18428 df-lat 18436 df-clat 18503 df-oposet 39738 df-ol 39740 df-oml 39741 df-covers 39828 df-ats 39829 df-atl 39860 df-cvlat 39884 df-hlat 39913 df-psubsp 40065 df-pmap 40066 df-polarityN 40465 |
| This theorem is referenced by: paddunN 40489 |
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