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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 29118 | . 2 ⊢ (𝜑 → [〈𝑉, 𝐸〉 / 𝑔]𝑔 ∈ 𝐶) |
| 5 | sbcel1v 3788 | . 2 ⊢ ([〈𝑉, 𝐸〉 / 𝑔]𝑔 ∈ 𝐶 ↔ 〈𝑉, 𝐸〉 ∈ 𝐶) | |
| 6 | 4, 5 | sylib 219 | 1 ⊢ (𝜑 → 〈𝑉, 𝐸〉 ∈ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 ∀wal 1545 = wceq 1547 ∈ wcel 2119 [wsbc 3723 〈cop 4561 ‘cfv 6485 Vtxcvtx 29083 iEdgciedg 29084 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pr 5362 ax-un 7678 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-ral 3054 df-rex 3064 df-rab 3392 df-v 3433 df-sbc 3724 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-br 5073 df-opab 5135 df-mpt 5154 df-id 5513 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-iota 6441 df-fun 6487 df-fv 6493 df-1st 7931 df-2nd 7932 df-vtx 29085 df-iedg 29086 |
| This theorem is referenced by: upgr0eopALT 29203 upgr1eopALT 29204 upgrspanop 29384 umgrspanop 29385 usgrspanop 29386 cplgrop 29524 |
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