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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 6853 | . . . . 5 ⊢ (Vtx‘𝐻) ∈ V | |
| 2 | fvex 6853 | . . . . 5 ⊢ (Edg‘𝐻) ∈ V | |
| 3 | ausgr.1 | . . . . . 6 ⊢ 𝐺 = {〈𝑣, 𝑒〉 ∣ 𝑒 ⊆ {𝑥 ∈ 𝒫 𝑣 ∣ (♯‘𝑥) = 2}} | |
| 4 | 3 | isausgr 29144 | . . . . 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 692 | . . . 4 ⊢ ((Vtx‘𝐻)𝐺(Edg‘𝐻) ↔ (Edg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2}) |
| 6 | edgval 29029 | . . . . . . 7 ⊢ (Edg‘𝐻) = ran (iEdg‘𝐻) | |
| 7 | 6 | a1i 11 | . . . . . 6 ⊢ (𝐻 ∈ 𝑊 → (Edg‘𝐻) = ran (iEdg‘𝐻)) |
| 8 | 7 | sseq1d 3975 | . . . . 5 ⊢ (𝐻 ∈ 𝑊 → ((Edg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2} ↔ ran (iEdg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2})) |
| 9 | funfn 6530 | . . . . . . . . 9 ⊢ (Fun (iEdg‘𝐻) ↔ (iEdg‘𝐻) Fn dom (iEdg‘𝐻)) | |
| 10 | 9 | biimpi 216 | . . . . . . . 8 ⊢ (Fun (iEdg‘𝐻) → (iEdg‘𝐻) Fn dom (iEdg‘𝐻)) |
| 11 | 10 | 3ad2ant3 1135 | . . . . . . 7 ⊢ ((𝐻 ∈ 𝑊 ∧ ran (iEdg‘𝐻) ⊆ {𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2} ∧ Fun (iEdg‘𝐻)) → (iEdg‘𝐻) Fn dom (iEdg‘𝐻)) |
| 12 | simp2 1137 | . . . . . . 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 6503 | . . . . . . 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 583 | . . . . . 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 1119 | . . . . 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 240 | . . . 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 242 | . . 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 1110 | . 2 ⊢ ((𝐻 ∈ 𝑊 ∧ (Vtx‘𝐻)𝐺(Edg‘𝐻) ∧ Fun (iEdg‘𝐻)) → (iEdg‘𝐻):dom (iEdg‘𝐻)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2}) |
| 19 | eqid 2729 | . . . 4 ⊢ (Vtx‘𝐻) = (Vtx‘𝐻) | |
| 20 | eqid 2729 | . . . 4 ⊢ (iEdg‘𝐻) = (iEdg‘𝐻) | |
| 21 | 19, 20 | isumgrs 29076 | . . 3 ⊢ (𝐻 ∈ 𝑊 → (𝐻 ∈ UMGraph ↔ (iEdg‘𝐻):dom (iEdg‘𝐻)⟶{𝑥 ∈ 𝒫 (Vtx‘𝐻) ∣ (♯‘𝑥) = 2})) |
| 22 | 21 | 3ad2ant1 1133 | . 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 257 | 1 ⊢ ((𝐻 ∈ 𝑊 ∧ (Vtx‘𝐻)𝐺(Edg‘𝐻) ∧ Fun (iEdg‘𝐻)) → 𝐻 ∈ UMGraph) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ w3a 1086 = wceq 1540 ∈ wcel 2109 {crab 3402 Vcvv 3444 ⊆ wss 3911 𝒫 cpw 4559 class class class wbr 5102 {copab 5164 dom cdm 5631 ran crn 5632 Fun wfun 6493 Fn wfn 6494 ⟶wf 6495 ‘cfv 6499 2c2 12217 ♯chash 14271 Vtxcvtx 28976 iEdgciedg 28977 Edgcedg 29027 UMGraphcumgr 29061 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 ax-cnex 11100 ax-resscn 11101 ax-1cn 11102 ax-icn 11103 ax-addcl 11104 ax-addrcl 11105 ax-mulcl 11106 ax-mulrcl 11107 ax-mulcom 11108 ax-addass 11109 ax-mulass 11110 ax-distr 11111 ax-i2m1 11112 ax-1ne0 11113 ax-1rid 11114 ax-rnegex 11115 ax-rrecex 11116 ax-cnre 11117 ax-pre-lttri 11118 ax-pre-lttrn 11119 ax-pre-ltadd 11120 ax-pre-mulgt0 11121 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-reu 3352 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-pss 3931 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-int 4907 df-iun 4953 df-br 5103 df-opab 5165 df-mpt 5184 df-tr 5210 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6262 df-ord 6323 df-on 6324 df-lim 6325 df-suc 6326 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-om 7823 df-1st 7947 df-2nd 7948 df-frecs 8237 df-wrecs 8268 df-recs 8317 df-rdg 8355 df-1o 8411 df-er 8648 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-card 9868 df-pnf 11186 df-mnf 11187 df-xr 11188 df-ltxr 11189 df-le 11190 df-sub 11383 df-neg 11384 df-nn 12163 df-2 12225 df-n0 12419 df-z 12506 df-uz 12770 df-fz 13445 df-hash 14272 df-edg 29028 df-umgr 29063 |
| This theorem is referenced by: (None) |
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