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| Mirrors > Home > MPE Home > Th. List > gropeld | Structured version Visualization version GIF version | ||
| Description: If any representation of a graph with vertices 𝑉 and edges 𝐸 is an element of an arbitrary class 𝐶, then the ordered pair 〈𝑉, 𝐸〉 of the set of vertices and the set of edges (which is such a representation of a graph with vertices 𝑉 and edges 𝐸) is an element of this class 𝐶. (Contributed by AV, 11-Oct-2020.) |
| Ref | Expression |
|---|---|
| gropeld.g | ⊢ (𝜑 → ∀𝑔(((Vtx‘𝑔) = 𝑉 ∧ (iEdg‘𝑔) = 𝐸) → 𝑔 ∈ 𝐶)) |
| gropeld.v | ⊢ (𝜑 → 𝑉 ∈ 𝑈) |
| gropeld.e | ⊢ (𝜑 → 𝐸 ∈ 𝑊) |
| Ref | Expression |
|---|---|
| gropeld | ⊢ (𝜑 → 〈𝑉, 𝐸〉 ∈ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gropeld.g | . . 3 ⊢ (𝜑 → ∀𝑔(((Vtx‘𝑔) = 𝑉 ∧ (iEdg‘𝑔) = 𝐸) → 𝑔 ∈ 𝐶)) | |
| 2 | gropeld.v | . . 3 ⊢ (𝜑 → 𝑉 ∈ 𝑈) | |
| 3 | gropeld.e | . . 3 ⊢ (𝜑 → 𝐸 ∈ 𝑊) | |
| 4 | 1, 2, 3 | gropd 28958 | . 2 ⊢ (𝜑 → [〈𝑉, 𝐸〉 / 𝑔]𝑔 ∈ 𝐶) |
| 5 | sbcel1v 3819 | . 2 ⊢ ([〈𝑉, 𝐸〉 / 𝑔]𝑔 ∈ 𝐶 ↔ 〈𝑉, 𝐸〉 ∈ 𝐶) | |
| 6 | 4, 5 | sylib 218 | 1 ⊢ (𝜑 → 〈𝑉, 𝐸〉 ∈ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∀wal 1538 = wceq 1540 ∈ wcel 2109 [wsbc 3753 〈cop 4595 ‘cfv 6511 Vtxcvtx 28923 iEdgciedg 28924 |
| 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 2701 ax-sep 5251 ax-nul 5261 ax-pr 5387 ax-un 7711 |
| 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 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-ral 3045 df-rex 3054 df-rab 3406 df-v 3449 df-sbc 3754 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-nul 4297 df-if 4489 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4872 df-br 5108 df-opab 5170 df-mpt 5189 df-id 5533 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-iota 6464 df-fun 6513 df-fv 6519 df-1st 7968 df-2nd 7969 df-vtx 28925 df-iedg 28926 |
| This theorem is referenced by: upgr0eopALT 29043 upgr1eopALT 29044 upgrspanop 29224 umgrspanop 29225 usgrspanop 29226 cplgrop 29364 |
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