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| Mirrors > Home > MPE Home > Th. List > Mathboxes > neicvgnex | Structured version Visualization version GIF version | ||
| Description: If the neighborhoods and convergents functions are related, the neighborhoods function exists. (Contributed by RP, 27-Jun-2021.) |
| Ref | Expression |
|---|---|
| neicvg.o | ⊢ 𝑂 = (𝑖 ∈ V, 𝑗 ∈ V ↦ (𝑘 ∈ (𝒫 𝑗 ↑m 𝑖) ↦ (𝑙 ∈ 𝑗 ↦ {𝑚 ∈ 𝑖 ∣ 𝑙 ∈ (𝑘‘𝑚)}))) |
| neicvg.p | ⊢ 𝑃 = (𝑛 ∈ V ↦ (𝑝 ∈ (𝒫 𝑛 ↑m 𝒫 𝑛) ↦ (𝑜 ∈ 𝒫 𝑛 ↦ (𝑛 ∖ (𝑝‘(𝑛 ∖ 𝑜)))))) |
| neicvg.d | ⊢ 𝐷 = (𝑃‘𝐵) |
| neicvg.f | ⊢ 𝐹 = (𝒫 𝐵𝑂𝐵) |
| neicvg.g | ⊢ 𝐺 = (𝐵𝑂𝒫 𝐵) |
| neicvg.h | ⊢ 𝐻 = (𝐹 ∘ (𝐷 ∘ 𝐺)) |
| neicvg.r | ⊢ (𝜑 → 𝑁𝐻𝑀) |
| Ref | Expression |
|---|---|
| neicvgnex | ⊢ (𝜑 → 𝑁 ∈ (𝒫 𝒫 𝐵 ↑m 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | neicvg.o | . 2 ⊢ 𝑂 = (𝑖 ∈ V, 𝑗 ∈ V ↦ (𝑘 ∈ (𝒫 𝑗 ↑m 𝑖) ↦ (𝑙 ∈ 𝑗 ↦ {𝑚 ∈ 𝑖 ∣ 𝑙 ∈ (𝑘‘𝑚)}))) | |
| 2 | neicvg.p | . 2 ⊢ 𝑃 = (𝑛 ∈ V ↦ (𝑝 ∈ (𝒫 𝑛 ↑m 𝒫 𝑛) ↦ (𝑜 ∈ 𝒫 𝑛 ↦ (𝑛 ∖ (𝑝‘(𝑛 ∖ 𝑜)))))) | |
| 3 | neicvg.d | . 2 ⊢ 𝐷 = (𝑃‘𝐵) | |
| 4 | neicvg.f | . 2 ⊢ 𝐹 = (𝒫 𝐵𝑂𝐵) | |
| 5 | neicvg.g | . 2 ⊢ 𝐺 = (𝐵𝑂𝒫 𝐵) | |
| 6 | neicvg.h | . 2 ⊢ 𝐻 = (𝐹 ∘ (𝐷 ∘ 𝐺)) | |
| 7 | neicvg.r | . . 3 ⊢ (𝜑 → 𝑁𝐻𝑀) | |
| 8 | 1, 2, 3, 4, 5, 6, 7 | neicvgnvor 44098 | . 2 ⊢ (𝜑 → 𝑀𝐻𝑁) |
| 9 | 1, 2, 3, 4, 5, 6, 8 | neicvgmex 44099 | 1 ⊢ (𝜑 → 𝑁 ∈ (𝒫 𝒫 𝐵 ↑m 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 {crab 3408 Vcvv 3450 ∖ cdif 3913 𝒫 cpw 4565 class class class wbr 5109 ↦ cmpt 5190 ∘ ccom 5644 ‘cfv 6513 (class class class)co 7389 ∈ cmpo 7391 ↑m cmap 8801 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2702 ax-rep 5236 ax-sep 5253 ax-nul 5263 ax-pow 5322 ax-pr 5389 ax-un 7713 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-ral 3046 df-rex 3055 df-reu 3357 df-rab 3409 df-v 3452 df-sbc 3756 df-csb 3865 df-dif 3919 df-un 3921 df-in 3923 df-ss 3933 df-nul 4299 df-if 4491 df-pw 4567 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-iun 4959 df-br 5110 df-opab 5172 df-mpt 5191 df-id 5535 df-xp 5646 df-rel 5647 df-cnv 5648 df-co 5649 df-dm 5650 df-rn 5651 df-res 5652 df-ima 5653 df-iota 6466 df-fun 6515 df-fn 6516 df-f 6517 df-f1 6518 df-fo 6519 df-f1o 6520 df-fv 6521 df-ov 7392 df-oprab 7393 df-mpo 7394 df-1st 7970 df-2nd 7971 df-map 8803 |
| This theorem is referenced by: neicvgfv 44103 |
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