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Mirrors > Home > MPE Home > Th. List > Mathboxes > 2polpmapN | Structured version Visualization version GIF version |
Description: Double polarity of a projective map. (Contributed by NM, 24-Jan-2012.) (New usage is discouraged.) |
Ref | Expression |
---|---|
2polpmap.b | ⊢ 𝐵 = (Base‘𝐾) |
2polpmap.m | ⊢ 𝑀 = (pmap‘𝐾) |
2polpmap.p | ⊢ ⊥ = (⊥𝑃‘𝐾) |
Ref | Expression |
---|---|
2polpmapN | ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ( ⊥ ‘( ⊥ ‘(𝑀‘𝑋))) = (𝑀‘𝑋)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 2polpmap.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
2 | eqid 2737 | . . . 4 ⊢ (oc‘𝐾) = (oc‘𝐾) | |
3 | 2polpmap.m | . . . 4 ⊢ 𝑀 = (pmap‘𝐾) | |
4 | 2polpmap.p | . . . 4 ⊢ ⊥ = (⊥𝑃‘𝐾) | |
5 | 1, 2, 3, 4 | polpmapN 38138 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ( ⊥ ‘(𝑀‘𝑋)) = (𝑀‘((oc‘𝐾)‘𝑋))) |
6 | 5 | fveq2d 6813 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ( ⊥ ‘( ⊥ ‘(𝑀‘𝑋))) = ( ⊥ ‘(𝑀‘((oc‘𝐾)‘𝑋)))) |
7 | hlop 37588 | . . . 4 ⊢ (𝐾 ∈ HL → 𝐾 ∈ OP) | |
8 | 1, 2 | opoccl 37420 | . . . 4 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘𝑋) ∈ 𝐵) |
9 | 7, 8 | sylan 580 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘𝑋) ∈ 𝐵) |
10 | 1, 2, 3, 4 | polpmapN 38138 | . . 3 ⊢ ((𝐾 ∈ HL ∧ ((oc‘𝐾)‘𝑋) ∈ 𝐵) → ( ⊥ ‘(𝑀‘((oc‘𝐾)‘𝑋))) = (𝑀‘((oc‘𝐾)‘((oc‘𝐾)‘𝑋)))) |
11 | 9, 10 | syldan 591 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ( ⊥ ‘(𝑀‘((oc‘𝐾)‘𝑋))) = (𝑀‘((oc‘𝐾)‘((oc‘𝐾)‘𝑋)))) |
12 | 1, 2 | opococ 37421 | . . . 4 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘((oc‘𝐾)‘𝑋)) = 𝑋) |
13 | 7, 12 | sylan 580 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ((oc‘𝐾)‘((oc‘𝐾)‘𝑋)) = 𝑋) |
14 | 13 | fveq2d 6813 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → (𝑀‘((oc‘𝐾)‘((oc‘𝐾)‘𝑋))) = (𝑀‘𝑋)) |
15 | 6, 11, 14 | 3eqtrd 2781 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑋 ∈ 𝐵) → ( ⊥ ‘( ⊥ ‘(𝑀‘𝑋))) = (𝑀‘𝑋)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1540 ∈ wcel 2105 ‘cfv 6463 Basecbs 16979 occoc 17037 OPcops 37398 HLchlt 37576 pmapcpmap 37723 ⊥𝑃cpolN 38128 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1912 ax-6 1970 ax-7 2010 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2153 ax-12 2170 ax-ext 2708 ax-rep 5222 ax-sep 5236 ax-nul 5243 ax-pow 5301 ax-pr 5365 ax-un 7626 ax-riotaBAD 37179 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1781 df-nf 1785 df-sb 2067 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2815 df-nfc 2887 df-ne 2942 df-ral 3063 df-rex 3072 df-rmo 3350 df-reu 3351 df-rab 3405 df-v 3443 df-sbc 3726 df-csb 3842 df-dif 3899 df-un 3901 df-in 3903 df-ss 3913 df-nul 4267 df-if 4470 df-pw 4545 df-sn 4570 df-pr 4572 df-op 4576 df-uni 4849 df-iun 4937 df-iin 4938 df-br 5086 df-opab 5148 df-mpt 5169 df-id 5505 df-xp 5611 df-rel 5612 df-cnv 5613 df-co 5614 df-dm 5615 df-rn 5616 df-res 5617 df-ima 5618 df-iota 6415 df-fun 6465 df-fn 6466 df-f 6467 df-f1 6468 df-fo 6469 df-f1o 6470 df-fv 6471 df-riota 7270 df-ov 7316 df-oprab 7317 df-undef 8134 df-proset 18080 df-poset 18098 df-plt 18115 df-lub 18131 df-glb 18132 df-join 18133 df-meet 18134 df-p0 18210 df-p1 18211 df-lat 18217 df-clat 18284 df-oposet 37402 df-ol 37404 df-oml 37405 df-covers 37492 df-ats 37493 df-atl 37524 df-cvlat 37548 df-hlat 37577 df-pmap 37730 df-polarityN 38129 |
This theorem is referenced by: pmapsubclN 38172 ispsubcl2N 38173 |
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