Mathbox for Norm Megill |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > 3polN | Structured version Visualization version GIF version |
Description: Triple polarity cancels to a single polarity. (Contributed by NM, 6-Mar-2012.) (New usage is discouraged.) |
Ref | Expression |
---|---|
2polss.a | ⊢ 𝐴 = (Atoms‘𝐾) |
2polss.p | ⊢ ⊥ = (⊥𝑃‘𝐾) |
Ref | Expression |
---|---|
3polN | ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ( ⊥ ‘( ⊥ ‘( ⊥ ‘𝑆))) = ( ⊥ ‘𝑆)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | hlclat 37372 | . . . 4 ⊢ (𝐾 ∈ HL → 𝐾 ∈ CLat) | |
2 | eqid 2738 | . . . . . 6 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
3 | 2polss.a | . . . . . 6 ⊢ 𝐴 = (Atoms‘𝐾) | |
4 | 2, 3 | atssbase 37304 | . . . . 5 ⊢ 𝐴 ⊆ (Base‘𝐾) |
5 | sstr 3929 | . . . . 5 ⊢ ((𝑆 ⊆ 𝐴 ∧ 𝐴 ⊆ (Base‘𝐾)) → 𝑆 ⊆ (Base‘𝐾)) | |
6 | 4, 5 | mpan2 688 | . . . 4 ⊢ (𝑆 ⊆ 𝐴 → 𝑆 ⊆ (Base‘𝐾)) |
7 | eqid 2738 | . . . . 5 ⊢ (lub‘𝐾) = (lub‘𝐾) | |
8 | 2, 7 | clatlubcl 18221 | . . . 4 ⊢ ((𝐾 ∈ CLat ∧ 𝑆 ⊆ (Base‘𝐾)) → ((lub‘𝐾)‘𝑆) ∈ (Base‘𝐾)) |
9 | 1, 6, 8 | syl2an 596 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ((lub‘𝐾)‘𝑆) ∈ (Base‘𝐾)) |
10 | eqid 2738 | . . . 4 ⊢ (oc‘𝐾) = (oc‘𝐾) | |
11 | eqid 2738 | . . . 4 ⊢ (pmap‘𝐾) = (pmap‘𝐾) | |
12 | 2polss.p | . . . 4 ⊢ ⊥ = (⊥𝑃‘𝐾) | |
13 | 2, 10, 11, 12 | polpmapN 37926 | . . 3 ⊢ ((𝐾 ∈ HL ∧ ((lub‘𝐾)‘𝑆) ∈ (Base‘𝐾)) → ( ⊥ ‘((pmap‘𝐾)‘((lub‘𝐾)‘𝑆))) = ((pmap‘𝐾)‘((oc‘𝐾)‘((lub‘𝐾)‘𝑆)))) |
14 | 9, 13 | syldan 591 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ( ⊥ ‘((pmap‘𝐾)‘((lub‘𝐾)‘𝑆))) = ((pmap‘𝐾)‘((oc‘𝐾)‘((lub‘𝐾)‘𝑆)))) |
15 | 7, 3, 11, 12 | 2polvalN 37928 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ( ⊥ ‘( ⊥ ‘𝑆)) = ((pmap‘𝐾)‘((lub‘𝐾)‘𝑆))) |
16 | 15 | fveq2d 6778 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ( ⊥ ‘( ⊥ ‘( ⊥ ‘𝑆))) = ( ⊥ ‘((pmap‘𝐾)‘((lub‘𝐾)‘𝑆)))) |
17 | 7, 10, 3, 11, 12 | polval2N 37920 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ( ⊥ ‘𝑆) = ((pmap‘𝐾)‘((oc‘𝐾)‘((lub‘𝐾)‘𝑆)))) |
18 | 14, 16, 17 | 3eqtr4d 2788 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑆 ⊆ 𝐴) → ( ⊥ ‘( ⊥ ‘( ⊥ ‘𝑆))) = ( ⊥ ‘𝑆)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1539 ∈ wcel 2106 ⊆ wss 3887 ‘cfv 6433 Basecbs 16912 occoc 16970 lubclub 18027 CLatccla 18216 Atomscatm 37277 HLchlt 37364 pmapcpmap 37511 ⊥𝑃cpolN 37916 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-rep 5209 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-riotaBAD 36967 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-ral 3069 df-rex 3070 df-rmo 3071 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-iin 4927 df-br 5075 df-opab 5137 df-mpt 5158 df-id 5489 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-riota 7232 df-ov 7278 df-oprab 7279 df-undef 8089 df-proset 18013 df-poset 18031 df-plt 18048 df-lub 18064 df-glb 18065 df-join 18066 df-meet 18067 df-p0 18143 df-p1 18144 df-lat 18150 df-clat 18217 df-oposet 37190 df-ol 37192 df-oml 37193 df-covers 37280 df-ats 37281 df-atl 37312 df-cvlat 37336 df-hlat 37365 df-pmap 37518 df-polarityN 37917 |
This theorem is referenced by: 2polcon4bN 37932 2pmaplubN 37940 pmapocjN 37944 poml5N 37968 |
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