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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 2232 | . . . . 5 ⊢ (Vtx‘𝐺) = (Vtx‘𝐺) | |
| 2 | eqid 2232 | . . . . 5 ⊢ (iEdg‘𝐺) = (iEdg‘𝐺) | |
| 3 | 1, 2 | isuspgren 16139 | . . . 4 ⊢ (𝐺 ∈ USPGraph → (𝐺 ∈ USPGraph ↔ (iEdg‘𝐺):dom (iEdg‘𝐺)–1-1→{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)})) |
| 4 | en1m 7044 | . . . . . . . 8 ⊢ (𝑥 ≈ 1o → ∃𝑦 𝑦 ∈ 𝑥) | |
| 5 | en2m 7065 | . . . . . . . 8 ⊢ (𝑥 ≈ 2o → ∃𝑦 𝑦 ∈ 𝑥) | |
| 6 | 4, 5 | jaoi 724 | . . . . . . 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 3319 | . . . . 5 ⊢ {𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)} ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ ∃𝑦 𝑦 ∈ 𝑥} |
| 9 | f1ss 5578 | . . . . 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 16054 | . . 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 716 ∃wex 1541 ∈ wcel 2203 {crab 2524 ⊆ wss 3210 𝒫 cpw 3668 class class class wbr 4108 dom cdm 4748 –1-1→wf1 5348 ‘cfv 5351 1oc1o 6639 2oc2o 6640 ≈ cen 6972 Vtxcvtx 15994 iEdgciedg 15995 USHGraphcushgr 16050 USPGraphcuspgr 16135 |
| 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-sep 4227 ax-nul 4235 ax-pow 4286 ax-pr 4321 ax-un 4553 ax-setind 4658 ax-cnex 8214 ax-resscn 8215 ax-1cn 8216 ax-1re 8217 ax-icn 8218 ax-addcl 8219 ax-addrcl 8220 ax-mulcl 8221 ax-addcom 8223 ax-mulcom 8224 ax-addass 8225 ax-mulass 8226 ax-distr 8227 ax-i2m1 8228 ax-1rid 8230 ax-0id 8231 ax-rnegex 8232 ax-cnre 8234 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2814 df-sbc 3042 df-csb 3138 df-dif 3212 df-un 3214 df-in 3216 df-ss 3223 df-nul 3508 df-if 3620 df-pw 3670 df-sn 3694 df-pr 3695 df-op 3697 df-uni 3914 df-int 3949 df-br 4109 df-opab 4171 df-mpt 4172 df-tr 4208 df-id 4413 df-iord 4486 df-on 4488 df-suc 4491 df-xp 4754 df-rel 4755 df-cnv 4756 df-co 4757 df-dm 4758 df-rn 4759 df-res 4760 df-ima 4761 df-iota 5311 df-fun 5353 df-fn 5354 df-f 5355 df-f1 5356 df-fo 5357 df-f1o 5358 df-fv 5359 df-riota 6002 df-ov 6052 df-oprab 6053 df-mpo 6054 df-1st 6333 df-2nd 6334 df-1o 6646 df-2o 6647 df-en 6975 df-sub 8442 df-inn 9234 df-2 9292 df-3 9293 df-4 9294 df-5 9295 df-6 9296 df-7 9297 df-8 9298 df-9 9299 df-n0 9493 df-dec 9706 df-ndx 13204 df-slot 13205 df-base 13207 df-edgf 15987 df-vtx 15996 df-iedg 15997 df-ushgrm 16052 df-uspgren 16137 |
| This theorem is referenced by: uspgrupgrushgr 16164 usgredgedg 16209 vtxduspgrfvedgfilem 16282 vtxduspgrfvedgfi 16283 |
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