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| Mirrors > Home > ILE Home > Th. List > umgrupgr | GIF version | ||
| Description: An undirected multigraph is an undirected pseudograph. (Contributed by AV, 25-Nov-2020.) |
| Ref | Expression |
|---|---|
| umgrupgr | ⊢ (𝐺 ∈ UMGraph → 𝐺 ∈ UPGraph) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2231 | . . . 4 ⊢ (Vtx‘𝐺) = (Vtx‘𝐺) | |
| 2 | eqid 2231 | . . . 4 ⊢ (iEdg‘𝐺) = (iEdg‘𝐺) | |
| 3 | 1, 2 | umgrfen 16028 | . . 3 ⊢ (𝐺 ∈ UMGraph → (iEdg‘𝐺):dom (iEdg‘𝐺)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ 𝑥 ≈ 2o}) |
| 4 | olc 719 | . . . . . 6 ⊢ (𝑥 ≈ 2o → (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)) | |
| 5 | 4 | a1i 9 | . . . . 5 ⊢ (𝑥 ∈ 𝒫 (Vtx‘𝐺) → (𝑥 ≈ 2o → (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o))) |
| 6 | 5 | ss2rabi 3310 | . . . 4 ⊢ {𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ 𝑥 ≈ 2o} ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)} |
| 7 | 6 | a1i 9 | . . 3 ⊢ (𝐺 ∈ UMGraph → {𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ 𝑥 ≈ 2o} ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)}) |
| 8 | 3, 7 | fssd 5502 | . 2 ⊢ (𝐺 ∈ UMGraph → (iEdg‘𝐺):dom (iEdg‘𝐺)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)}) |
| 9 | 1, 2 | isupgren 16016 | . 2 ⊢ (𝐺 ∈ UMGraph → (𝐺 ∈ UPGraph ↔ (iEdg‘𝐺):dom (iEdg‘𝐺)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐺) ∣ (𝑥 ≈ 1o ∨ 𝑥 ≈ 2o)})) |
| 10 | 8, 9 | mpbird 167 | 1 ⊢ (𝐺 ∈ UMGraph → 𝐺 ∈ UPGraph) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∨ wo 716 ∈ wcel 2202 {crab 2515 ⊆ wss 3201 𝒫 cpw 3656 class class class wbr 4093 dom cdm 4731 ⟶wf 5329 ‘cfv 5333 1oc1o 6618 2oc2o 6619 ≈ cen 6950 Vtxcvtx 15933 iEdgciedg 15934 UPGraphcupgr 16012 UMGraphcumgr 16013 |
| 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 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-cnex 8166 ax-resscn 8167 ax-1cn 8168 ax-1re 8169 ax-icn 8170 ax-addcl 8171 ax-addrcl 8172 ax-mulcl 8173 ax-addcom 8175 ax-mulcom 8176 ax-addass 8177 ax-mulass 8178 ax-distr 8179 ax-i2m1 8180 ax-1rid 8182 ax-0id 8183 ax-rnegex 8184 ax-cnre 8186 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-ral 2516 df-rex 2517 df-reu 2518 df-rab 2520 df-v 2805 df-sbc 3033 df-csb 3129 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-if 3608 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-br 4094 df-opab 4156 df-mpt 4157 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-iota 5293 df-fun 5335 df-fn 5336 df-f 5337 df-fo 5339 df-fv 5341 df-riota 5981 df-ov 6031 df-oprab 6032 df-mpo 6033 df-1st 6312 df-2nd 6313 df-sub 8395 df-inn 9187 df-2 9245 df-3 9246 df-4 9247 df-5 9248 df-6 9249 df-7 9250 df-8 9251 df-9 9252 df-n0 9446 df-dec 9655 df-ndx 13146 df-slot 13147 df-base 13149 df-edgf 15926 df-vtx 15935 df-iedg 15936 df-upgren 16014 df-umgren 16015 |
| This theorem is referenced by: umgruhgr 16034 upgr0e 16040 umgrislfupgrdom 16052 vtxdumgrfival 16219 umgrwlknloop 16289 eupth2lem3lem4fi 16394 eupth2lem3lem7fi 16395 eupth2lem3fi 16397 konigsberglem5 16413 |
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