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Mirrors > Home > MPE Home > Th. List > Mathboxes > cdlemksv | Structured version Visualization version GIF version |
Description: Part of proof of Lemma K of [Crawley] p. 118. Value of the sigma(p) function. (Contributed by NM, 26-Jun-2013.) |
Ref | Expression |
---|---|
cdlemk.b | ⊢ 𝐵 = (Base‘𝐾) |
cdlemk.l | ⊢ ≤ = (le‘𝐾) |
cdlemk.j | ⊢ ∨ = (join‘𝐾) |
cdlemk.a | ⊢ 𝐴 = (Atoms‘𝐾) |
cdlemk.h | ⊢ 𝐻 = (LHyp‘𝐾) |
cdlemk.t | ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) |
cdlemk.r | ⊢ 𝑅 = ((trL‘𝐾)‘𝑊) |
cdlemk.m | ⊢ ∧ = (meet‘𝐾) |
cdlemk.s | ⊢ 𝑆 = (𝑓 ∈ 𝑇 ↦ (℩𝑖 ∈ 𝑇 (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝑓)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑓 ∘ ◡𝐹)))))) |
Ref | Expression |
---|---|
cdlemksv | ⊢ (𝐺 ∈ 𝑇 → (𝑆‘𝐺) = (℩𝑖 ∈ 𝑇 (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝐺)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝐺 ∘ ◡𝐹)))))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fveq2 6774 | . . . . . 6 ⊢ (𝑓 = 𝐺 → (𝑅‘𝑓) = (𝑅‘𝐺)) | |
2 | 1 | oveq2d 7291 | . . . . 5 ⊢ (𝑓 = 𝐺 → (𝑃 ∨ (𝑅‘𝑓)) = (𝑃 ∨ (𝑅‘𝐺))) |
3 | coeq1 5766 | . . . . . . 7 ⊢ (𝑓 = 𝐺 → (𝑓 ∘ ◡𝐹) = (𝐺 ∘ ◡𝐹)) | |
4 | 3 | fveq2d 6778 | . . . . . 6 ⊢ (𝑓 = 𝐺 → (𝑅‘(𝑓 ∘ ◡𝐹)) = (𝑅‘(𝐺 ∘ ◡𝐹))) |
5 | 4 | oveq2d 7291 | . . . . 5 ⊢ (𝑓 = 𝐺 → ((𝑁‘𝑃) ∨ (𝑅‘(𝑓 ∘ ◡𝐹))) = ((𝑁‘𝑃) ∨ (𝑅‘(𝐺 ∘ ◡𝐹)))) |
6 | 2, 5 | oveq12d 7293 | . . . 4 ⊢ (𝑓 = 𝐺 → ((𝑃 ∨ (𝑅‘𝑓)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑓 ∘ ◡𝐹)))) = ((𝑃 ∨ (𝑅‘𝐺)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝐺 ∘ ◡𝐹))))) |
7 | 6 | eqeq2d 2749 | . . 3 ⊢ (𝑓 = 𝐺 → ((𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝑓)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑓 ∘ ◡𝐹)))) ↔ (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝐺)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝐺 ∘ ◡𝐹)))))) |
8 | 7 | riotabidv 7234 | . 2 ⊢ (𝑓 = 𝐺 → (℩𝑖 ∈ 𝑇 (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝑓)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑓 ∘ ◡𝐹))))) = (℩𝑖 ∈ 𝑇 (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝐺)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝐺 ∘ ◡𝐹)))))) |
9 | cdlemk.s | . 2 ⊢ 𝑆 = (𝑓 ∈ 𝑇 ↦ (℩𝑖 ∈ 𝑇 (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝑓)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑓 ∘ ◡𝐹)))))) | |
10 | riotaex 7236 | . 2 ⊢ (℩𝑖 ∈ 𝑇 (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝐺)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝐺 ∘ ◡𝐹))))) ∈ V | |
11 | 8, 9, 10 | fvmpt 6875 | 1 ⊢ (𝐺 ∈ 𝑇 → (𝑆‘𝐺) = (℩𝑖 ∈ 𝑇 (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝐺)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝐺 ∘ ◡𝐹)))))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1539 ∈ wcel 2106 ↦ cmpt 5157 ◡ccnv 5588 ∘ ccom 5593 ‘cfv 6433 ℩crio 7231 (class class class)co 7275 Basecbs 16912 lecple 16969 joincjn 18029 meetcmee 18030 Atomscatm 37277 LHypclh 37998 LTrncltrn 38115 trLctrl 38172 |
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-sep 5223 ax-nul 5230 ax-pr 5352 |
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-ral 3069 df-rex 3070 df-rab 3073 df-v 3434 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-nul 4257 df-if 4460 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 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-iota 6391 df-fun 6435 df-fv 6441 df-riota 7232 df-ov 7278 |
This theorem is referenced by: cdlemksel 38859 cdlemksv2 38861 cdlemkuvN 38878 cdlemkuel 38879 cdlemkuv2 38881 cdlemkuv-2N 38897 cdlemkuu 38909 |
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