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| Mirrors > Home > ILE Home > Th. List > uspgrushgr | GIF version | ||
| Description: A simple pseudograph is an undirected simple hypergraph. (Contributed by AV, 19-Jan-2020.) (Revised by AV, 15-Oct-2020.) |
| Ref | Expression |
|---|---|
| uspgrushgr | ⊢ (𝐺 ∈ USPGraph → 𝐺 ∈ USHGraph) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2229 | . . . . 5 ⊢ (Vtx‘𝐺) = (Vtx‘𝐺) | |
| 2 | eqid 2229 | . . . . 5 ⊢ (iEdg‘𝐺) = (iEdg‘𝐺) | |
| 3 | 1, 2 | isuspgren 16001 | . . . 4 ⊢ (𝐺 ∈ USPGraph → (𝐺 ∈ USPGraph ↔ (iEdg‘𝐺):dom (iEdg‘𝐺)–1-1→{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)})) |
| 4 | en1m 6974 | . . . . . . . 8 ⊢ (𝑥 ≈ 1o → ∃𝑦 𝑦 ∈ 𝑥) | |
| 5 | en2m 6994 | . . . . . . . 8 ⊢ (𝑥 ≈ 2o → ∃𝑦 𝑦 ∈ 𝑥) | |
| 6 | 4, 5 | jaoi 721 | . . . . . . 7 ⊢ ((𝑥 ≈ 1o ∨ 𝑥 ≈ 2o) → ∃𝑦 𝑦 ∈ 𝑥) |
| 7 | 6 | a1i 9 | . . . . . 6 ⊢ (𝑥 ∈ 𝒫 (Vtx‘𝐺) → ((𝑥 ≈ 1o ∨ 𝑥 ≈ 2o) → ∃𝑦 𝑦 ∈ 𝑥)) |
| 8 | 7 | ss2rabi 3307 | . . . . 5 ⊢ {𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)} ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ ∃𝑦 𝑦 ∈ 𝑥} |
| 9 | f1ss 5545 | . . . . 5 ⊢ (((iEdg‘𝐺):dom (iEdg‘𝐺)–1-1→{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)} ∧ {𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)} ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ ∃𝑦 𝑦 ∈ 𝑥}) → (iEdg‘𝐺):dom (iEdg‘𝐺)–1-1→{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ ∃𝑦 𝑦 ∈ 𝑥}) | |
| 10 | 8, 9 | mpan2 425 | . . . 4 ⊢ ((iEdg‘𝐺):dom (iEdg‘𝐺)–1-1→{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)} → (iEdg‘𝐺):dom (iEdg‘𝐺)–1-1→{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ ∃𝑦 𝑦 ∈ 𝑥}) |
| 11 | 3, 10 | biimtrdi 163 | . . 3 ⊢ (𝐺 ∈ USPGraph → (𝐺 ∈ USPGraph → (iEdg‘𝐺):dom (iEdg‘𝐺)–1-1→{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ ∃𝑦 𝑦 ∈ 𝑥})) |
| 12 | 1, 2 | isushgrm 15916 | . . 3 ⊢ (𝐺 ∈ USPGraph → (𝐺 ∈ USHGraph ↔ (iEdg‘𝐺):dom (iEdg‘𝐺)–1-1→{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ ∃𝑦 𝑦 ∈ 𝑥})) |
| 13 | 11, 12 | sylibrd 169 | . 2 ⊢ (𝐺 ∈ USPGraph → (𝐺 ∈ USPGraph → 𝐺 ∈ USHGraph)) |
| 14 | 13 | pm2.43i 49 | 1 ⊢ (𝐺 ∈ USPGraph → 𝐺 ∈ USHGraph) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∨ wo 713 ∃wex 1538 ∈ wcel 2200 {crab 2512 ⊆ wss 3198 𝒫 cpw 3650 class class class wbr 4086 dom cdm 4723 –1-1→wf1 5321 ‘cfv 5324 1oc1o 6570 2oc2o 6571 ≈ cen 6902 Vtxcvtx 15856 iEdgciedg 15857 USHGraphcushgr 15912 USPGraphcuspgr 15997 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4205 ax-nul 4213 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-cnex 8116 ax-resscn 8117 ax-1cn 8118 ax-1re 8119 ax-icn 8120 ax-addcl 8121 ax-addrcl 8122 ax-mulcl 8123 ax-addcom 8125 ax-mulcom 8126 ax-addass 8127 ax-mulass 8128 ax-distr 8129 ax-i2m1 8130 ax-1rid 8132 ax-0id 8133 ax-rnegex 8134 ax-cnre 8136 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2802 df-sbc 3030 df-csb 3126 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-nul 3493 df-if 3604 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-int 3927 df-br 4087 df-opab 4149 df-mpt 4150 df-tr 4186 df-id 4388 df-iord 4461 df-on 4463 df-suc 4466 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-res 4735 df-ima 4736 df-iota 5284 df-fun 5326 df-fn 5327 df-f 5328 df-f1 5329 df-fo 5330 df-f1o 5331 df-fv 5332 df-riota 5966 df-ov 6016 df-oprab 6017 df-mpo 6018 df-1st 6298 df-2nd 6299 df-1o 6577 df-2o 6578 df-en 6905 df-sub 8345 df-inn 9137 df-2 9195 df-3 9196 df-4 9197 df-5 9198 df-6 9199 df-7 9200 df-8 9201 df-9 9202 df-n0 9396 df-dec 9605 df-ndx 13078 df-slot 13079 df-base 13081 df-edgf 15849 df-vtx 15858 df-iedg 15859 df-ushgrm 15914 df-uspgren 15999 |
| This theorem is referenced by: uspgrupgrushgr 16026 usgredgedg 16071 vtxduspgrfvedgfilem 16111 vtxduspgrfvedgfi 16112 |
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