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| Mirrors > Home > MPE Home > Th. List > ausgrumgri | Structured version Visualization version GIF version | ||
| Description: If an alternatively defined simple graph has the vertices and edges of an arbitrary graph, the arbitrary graph is an undirected multigraph. (Contributed by AV, 18-Oct-2020.) (Revised by AV, 25-Nov-2020.) |
| Ref | Expression |
|---|---|
| ausgr.1 | ⊢ 𝐺 = {〈𝑣, 𝑒〉 ∣ 𝑒 ⊆ {𝑥 ∈ 𝒫 𝑣 ∣ (♯‘𝑥) = 2}} |
| Ref | Expression |
|---|---|
| ausgrumgri | ⊢ ((𝐻 ∈ 𝑊 ∧ (Vtx‘𝐻)𝐺(Edg‘𝐻) ∧ Fun (iEdg‘𝐻)) → 𝐻 ∈ UMGraph) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fvex 6869 | . . . . 5 ⊢ (Vtx‘𝐻) ∈ V | |
| 2 | fvex 6869 | . . . . 5 ⊢ (Edg‘𝐻) ∈ V | |
| 3 | ausgr.1 | . . . . . 6 ⊢ 𝐺 = {〈𝑣, 𝑒〉 ∣ 𝑒 ⊆ {𝑥 ∈ 𝒫 𝑣 ∣ (♯‘𝑥) = 2}} | |
| 4 | 3 | isausgr 29304 | . . . . 5 ⊢ (((Vtx‘𝐻) ∈ V ∧ (Edg‘𝐻) ∈ V) → ((Vtx‘𝐻)𝐺(Edg‘𝐻) ↔ (Edg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2})) |
| 5 | 1, 2, 4 | mp2an 700 | . . . 4 ⊢ ((Vtx‘𝐻)𝐺(Edg‘𝐻) ↔ (Edg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2}) |
| 6 | edgval 29189 | . . . . . . 7 ⊢ (Edg‘𝐻) = ran (iEdg‘𝐻) | |
| 7 | 6 | a1i 11 | . . . . . 6 ⊢ (𝐻 ∈ 𝑊 → (Edg‘𝐻) = ran (iEdg‘𝐻)) |
| 8 | 7 | sseq1d 3962 | . . . . 5 ⊢ (𝐻 ∈ 𝑊 → ((Edg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2} ↔ ran (iEdg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2})) |
| 9 | funfn 6540 | . . . . . . . . 9 ⊢ (Fun (iEdg‘𝐻) ↔ (iEdg‘𝐻) Fn dom (iEdg‘𝐻)) | |
| 10 | 9 | biimpi 218 | . . . . . . . 8 ⊢ (Fun (iEdg‘𝐻) → (iEdg‘𝐻) Fn dom (iEdg‘𝐻)) |
| 11 | 10 | 3ad2ant3 1144 | . . . . . . 7 ⊢ ((𝐻 ∈ 𝑊 ∧ ran (iEdg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2} ∧ Fun (iEdg‘𝐻)) → (iEdg‘𝐻) Fn dom (iEdg‘𝐻)) |
| 12 | simp2 1146 | . . . . . . 7 ⊢ ((𝐻 ∈ 𝑊 ∧ ran (iEdg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2} ∧ Fun (iEdg‘𝐻)) → ran (iEdg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2}) | |
| 13 | df-f 6514 | . . . . . . 7 ⊢ ((iEdg‘𝐻):dom (iEdg‘𝐻)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2} ↔ ((iEdg‘𝐻) Fn dom (iEdg‘𝐻) ∧ ran (iEdg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2})) | |
| 14 | 11, 12, 13 | sylanbrc 591 | . . . . . 6 ⊢ ((𝐻 ∈ 𝑊 ∧ ran (iEdg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2} ∧ Fun (iEdg‘𝐻)) → (iEdg‘𝐻):dom (iEdg‘𝐻)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2}) |
| 15 | 14 | 3exp 1128 | . . . . 5 ⊢ (𝐻 ∈ 𝑊 → (ran (iEdg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2} → (Fun (iEdg‘𝐻) → (iEdg‘𝐻):dom (iEdg‘𝐻)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2}))) |
| 16 | 8, 15 | sylbid 242 | . . . 4 ⊢ (𝐻 ∈ 𝑊 → ((Edg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2} → (Fun (iEdg‘𝐻) → (iEdg‘𝐻):dom (iEdg‘𝐻)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2}))) |
| 17 | 5, 16 | biimtrid 244 | . . 3 ⊢ (𝐻 ∈ 𝑊 → ((Vtx‘𝐻)𝐺(Edg‘𝐻) → (Fun (iEdg‘𝐻) → (iEdg‘𝐻):dom (iEdg‘𝐻)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2}))) |
| 18 | 17 | 3imp 1119 | . 2 ⊢ ((𝐻 ∈ 𝑊 ∧ (Vtx‘𝐻)𝐺(Edg‘𝐻) ∧ Fun (iEdg‘𝐻)) → (iEdg‘𝐻):dom (iEdg‘𝐻)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2}) |
| 19 | eqid 2756 | . . . 4 ⊢ (Vtx‘𝐻) = (Vtx‘𝐻) | |
| 20 | eqid 2756 | . . . 4 ⊢ (iEdg‘𝐻) = (iEdg‘𝐻) | |
| 21 | 19, 20 | isumgrs 29236 | . . 3 ⊢ (𝐻 ∈ 𝑊 → (𝐻 ∈ UMGraph ↔ (iEdg‘𝐻):dom (iEdg‘𝐻)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2})) |
| 22 | 21 | 3ad2ant1 1142 | . 2 ⊢ ((𝐻 ∈ 𝑊 ∧ (Vtx‘𝐻)𝐺(Edg‘𝐻) ∧ Fun (iEdg‘𝐻)) → (𝐻 ∈ UMGraph ↔ (iEdg‘𝐻):dom (iEdg‘𝐻)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2})) |
| 23 | 18, 22 | mpbird 259 | 1 ⊢ ((𝐻 ∈ 𝑊 ∧ (Vtx‘𝐻)𝐺(Edg‘𝐻) ∧ Fun (iEdg‘𝐻)) → 𝐻 ∈ UMGraph) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 ∧ w3a 1095 = wceq 1554 ∈ wcel 2136 {crab 3408 Vcvv 3448 ⊆ wss 3899 𝒫 cpw 4549 class class class wbr 5094 {copab 5156 dom cdm 5640 ran crn 5641 Fun wfun 6504 Fn wfn 6505 ⟶wf 6506 ‘cfv 6510 2c2 12262 ♯chash 14333 Vtxcvtx 29136 iEdgciedg 29137 Edgcedg 29187 UMGraphcumgr 29221 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1809 ax-4 1823 ax-5 1924 ax-6 1981 ax-7 2022 ax-8 2138 ax-9 2146 ax-10 2169 ax-11 2185 ax-12 2206 ax-ext 2728 ax-sep 5240 ax-nul 5250 ax-pow 5316 ax-pr 5384 ax-un 7707 ax-cnex 11119 ax-resscn 11120 ax-1cn 11121 ax-icn 11122 ax-addcl 11123 ax-addrcl 11124 ax-mulcl 11125 ax-mulrcl 11126 ax-mulcom 11127 ax-addass 11128 ax-mulass 11129 ax-distr 11130 ax-i2m1 11131 ax-1ne0 11132 ax-1rid 11133 ax-rnegex 11134 ax-rrecex 11135 ax-cnre 11136 ax-pre-lttri 11137 ax-pre-lttrn 11138 ax-pre-ltadd 11139 ax-pre-mulgt0 11140 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1557 df-fal 1567 df-ex 1794 df-nf 1798 df-sb 2085 df-mo 2560 df-eu 2590 df-clab 2735 df-cleq 2748 df-clel 2831 df-nfc 2905 df-ne 2952 df-nel 3056 df-ral 3071 df-rex 3081 df-reu 3362 df-rab 3409 df-v 3450 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4281 df-if 4475 df-pw 4551 df-sn 4577 df-pr 4579 df-op 4583 df-uni 4860 df-int 4900 df-iun 4945 df-br 5095 df-opab 5157 df-mpt 5176 df-tr 5202 df-id 5535 df-eprel 5540 df-po 5548 df-so 5549 df-fr 5593 df-we 5595 df-xp 5646 df-rel 5647 df-cnv 5648 df-co 5649 df-dm 5650 df-rn 5651 df-res 5652 df-ima 5653 df-pred 6277 df-ord 6338 df-on 6339 df-lim 6340 df-suc 6341 df-iota 6466 df-fun 6512 df-fn 6513 df-f 6514 df-f1 6515 df-fo 6516 df-f1o 6517 df-fv 6518 df-riota 7342 df-ov 7388 df-oprab 7389 df-mpo 7390 df-om 7836 df-1st 7959 df-2nd 7960 df-frecs 8250 df-wrecs 8281 df-recs 8330 df-rdg 8369 df-1o 8425 df-er 8666 df-en 8917 df-dom 8918 df-sdom 8919 df-fin 8920 df-card 9887 df-pnf 11208 df-mnf 11209 df-xr 11210 df-ltxr 11211 df-le 11212 df-sub 11406 df-neg 11407 df-nn 12201 df-2 12270 df-n0 12472 df-z 12559 df-uz 12830 df-fz 13503 df-hash 14334 df-edg 29188 df-umgr 29223 |
| This theorem is referenced by: (None) |
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