| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lhpocat | Structured version Visualization version GIF version | ||
| Description: The orthocomplement of a co-atom is an atom. (Contributed by NM, 9-Feb-2013.) |
| Ref | Expression |
|---|---|
| lhpocat.o | ⊢ ⊥ = (oc‘𝐾) |
| lhpocat.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| lhpocat.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| Ref | Expression |
|---|---|
| lhpocat | ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ( ⊥ ‘𝑊) ∈ 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpr 490 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝑊 ∈ 𝐻) | |
| 2 | eqid 2763 | . . . 4 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 3 | lhpocat.h | . . . 4 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 4 | 2, 3 | lhpbase 41198 | . . 3 ⊢ (𝑊 ∈ 𝐻 → 𝑊 ∈ (Base‘𝐾)) |
| 5 | lhpocat.o | . . . 4 ⊢ ⊥ = (oc‘𝐾) | |
| 6 | lhpocat.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 7 | 2, 5, 6, 3 | lhpoc 41214 | . . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ (Base‘𝐾)) → (𝑊 ∈ 𝐻 ↔ ( ⊥ ‘𝑊) ∈ 𝐴)) |
| 8 | 4, 7 | sylan2 605 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (𝑊 ∈ 𝐻 ↔ ( ⊥ ‘𝑊) ∈ 𝐴)) |
| 9 | 1, 8 | mpbid 235 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ( ⊥ ‘𝑊) ∈ 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1569 ∈ wcel 2146 ‘cfv 6547 Basecbs 17402 occoc 17451 Atomscatm 40463 HLchlt 40550 LHypclh 41184 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7761 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6501 df-fun 6549 df-fn 6550 df-f 6551 df-f1 6552 df-fo 6553 df-f1o 6554 df-fv 6555 df-riota 7387 df-ov 7433 df-proset 18483 df-poset 18502 df-plt 18517 df-lub 18533 df-glb 18534 df-p0 18612 df-p1 18613 df-oposet 40376 df-ol 40378 df-oml 40379 df-covers 40466 df-ats 40467 df-hlat 40551 df-lhyp 41188 |
| This theorem is used by: lhpocnel 41218 lhpmod2i2 41238 lhpmod6i1 41239 dihat 42535 |
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