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| Mirrors > Home > MPE Home > Th. List > umgrunop | Structured version Visualization version GIF version | ||
| Description: The union of two multigraphs (with the same vertex set): If 〈𝑉, 𝐸〉 and 〈𝑉, 𝐹〉 are multigraphs, then 〈𝑉, 𝐸 ∪ 𝐹〉 is a multigraph (the vertex set stays the same, but the edges from both graphs are kept). (Contributed by Mario Carneiro, 12-Mar-2015.) (Revised by AV, 25-Nov-2020.) |
| Ref | Expression |
|---|---|
| umgrun.g | ⊢ (𝜑 → 𝐺 ∈ UMGraph) |
| umgrun.h | ⊢ (𝜑 → 𝐻 ∈ UMGraph) |
| umgrun.e | ⊢ 𝐸 = (iEdg‘𝐺) |
| umgrun.f | ⊢ 𝐹 = (iEdg‘𝐻) |
| umgrun.vg | ⊢ 𝑉 = (Vtx‘𝐺) |
| umgrun.vh | ⊢ (𝜑 → (Vtx‘𝐻) = 𝑉) |
| umgrun.i | ⊢ (𝜑 → (dom 𝐸 ∩ dom 𝐹) = ∅) |
| Ref | Expression |
|---|---|
| umgrunop | ⊢ (𝜑 → 〈𝑉, (𝐸 ∪ 𝐹)〉 ∈ UMGraph) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | umgrun.g | . 2 ⊢ (𝜑 → 𝐺 ∈ UMGraph) | |
| 2 | umgrun.h | . 2 ⊢ (𝜑 → 𝐻 ∈ UMGraph) | |
| 3 | umgrun.e | . 2 ⊢ 𝐸 = (iEdg‘𝐺) | |
| 4 | umgrun.f | . 2 ⊢ 𝐹 = (iEdg‘𝐻) | |
| 5 | umgrun.vg | . 2 ⊢ 𝑉 = (Vtx‘𝐺) | |
| 6 | umgrun.vh | . 2 ⊢ (𝜑 → (Vtx‘𝐻) = 𝑉) | |
| 7 | umgrun.i | . 2 ⊢ (𝜑 → (dom 𝐸 ∩ dom 𝐹) = ∅) | |
| 8 | opex 5431 | . . 3 ⊢ 〈𝑉, (𝐸 ∪ 𝐹)〉 ∈ V | |
| 9 | 8 | a1i 11 | . 2 ⊢ (𝜑 → 〈𝑉, (𝐸 ∪ 𝐹)〉 ∈ V) |
| 10 | 5 | fvexi 6900 | . . . 4 ⊢ 𝑉 ∈ V |
| 11 | 3 | fvexi 6900 | . . . . 5 ⊢ 𝐸 ∈ V |
| 12 | 4 | fvexi 6900 | . . . . 5 ⊢ 𝐹 ∈ V |
| 13 | 11, 12 | unex 7762 | . . . 4 ⊢ (𝐸 ∪ 𝐹) ∈ V |
| 14 | 10, 13 | pm3.2i 476 | . . 3 ⊢ (𝑉 ∈ V ∧ (𝐸 ∪ 𝐹) ∈ V) |
| 15 | opvtxfv 29588 | . . 3 ⊢ ((𝑉 ∈ V ∧ (𝐸 ∪ 𝐹) ∈ V) → (Vtx‘〈𝑉, (𝐸 ∪ 𝐹)〉) = 𝑉) | |
| 16 | 14, 15 | mp1i 14 | . 2 ⊢ (𝜑 → (Vtx‘〈𝑉, (𝐸 ∪ 𝐹)〉) = 𝑉) |
| 17 | opiedgfv 29591 | . . 3 ⊢ ((𝑉 ∈ V ∧ (𝐸 ∪ 𝐹) ∈ V) → (iEdg‘〈𝑉, (𝐸 ∪ 𝐹)〉) = (𝐸 ∪ 𝐹)) | |
| 18 | 14, 17 | mp1i 14 | . 2 ⊢ (𝜑 → (iEdg‘〈𝑉, (𝐸 ∪ 𝐹)〉) = (𝐸 ∪ 𝐹)) |
| 19 | 1, 2, 3, 4, 5, 6, 7, 9, 16, 18 | umgrun 29704 | 1 ⊢ (𝜑 → 〈𝑉, (𝐸 ∪ 𝐹)〉 ∈ UMGraph) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 Vcvv 3450 ∩ cin 4089 ∪ cun 4149 ∅c0 4278 〈cop 4834 dom cdm 5650 ‘cfv 6539 Vtxcvtx 29580 iEdgciedg 29581 UMGraphcumgr 29665 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7752 ax-cnex 11260 ax-resscn 11261 ax-1cn 11262 ax-icn 11263 ax-addcl 11264 ax-addrcl 11265 ax-mulcl 11266 ax-mulrcl 11267 ax-mulcom 11268 ax-addass 11269 ax-mulass 11270 ax-distr 11271 ax-i2m1 11272 ax-1ne0 11273 ax-1rid 11274 ax-rnegex 11275 ax-rrecex 11276 ax-cnre 11277 ax-pre-lttri 11278 ax-pre-lttrn 11279 ax-pre-ltadd 11280 ax-pre-mulgt0 11281 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6541 df-fn 6542 df-f 6543 df-f1 6544 df-fo 6545 df-f1o 6546 df-fv 6547 df-riota 7378 df-ov 7424 df-oprab 7425 df-mpo 7426 df-om 7879 df-1st 8002 df-2nd 8003 df-frecs 8303 df-wrecs 8334 df-recs 8383 df-rdg 8422 df-1o 8480 df-er 8721 df-en 8978 df-dom 8979 df-sdom 8980 df-fin 8981 df-card 10024 df-pnf 11349 df-mnf 11350 df-xr 11351 df-ltxr 11352 df-le 11353 df-sub 11547 df-neg 11548 df-nn 12340 df-2 12409 df-n0 12611 df-z 12698 df-uz 12970 df-fz 13644 df-hash 14479 df-vtx 29582 df-iedg 29583 df-umgr 29667 |
| This theorem is used by: usgrunop 29778 |
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