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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 29116 | . 2 ⊢ (𝜑 → [〈𝑉, 𝐸〉 / 𝑔]𝑔 ∈ 𝐶) |
| 5 | sbcel1v 3808 | . 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 1540 = wceq 1542 ∈ wcel 2114 [wsbc 3742 〈cop 4588 ‘cfv 6500 Vtxcvtx 29081 iEdgciedg 29082 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5243 ax-nul 5253 ax-pr 5379 ax-un 7690 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rab 3402 df-v 3444 df-sbc 3743 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5527 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-iota 6456 df-fun 6502 df-fv 6508 df-1st 7943 df-2nd 7944 df-vtx 29083 df-iedg 29084 |
| This theorem is referenced by: upgr0eopALT 29201 upgr1eopALT 29202 upgrspanop 29382 umgrspanop 29383 usgrspanop 29384 cplgrop 29522 |
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