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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 5432 | . . 3 ⊢ 〈𝑉, (𝐸 ∪ 𝐹)〉 ∈ V | |
| 9 | 8 | a1i 11 | . 2 ⊢ (𝜑 → 〈𝑉, (𝐸 ∪ 𝐹)〉 ∈ V) |
| 10 | 5 | fvexi 6897 | . . . 4 ⊢ 𝑉 ∈ V |
| 11 | 3 | fvexi 6897 | . . . . 5 ⊢ 𝐸 ∈ V |
| 12 | 4 | fvexi 6897 | . . . . 5 ⊢ 𝐹 ∈ V |
| 13 | 11, 12 | unex 7759 | . . . 4 ⊢ (𝐸 ∪ 𝐹) ∈ V |
| 14 | 10, 13 | pm3.2i 476 | . . 3 ⊢ (𝑉 ∈ V ∧ (𝐸 ∪ 𝐹) ∈ V) |
| 15 | opvtxfv 29575 | . . 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 29578 | . . 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 29691 | 1 ⊢ (𝜑 → 〈𝑉, (𝐸 ∪ 𝐹)〉 ∈ UMGraph) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 Vcvv 3451 ∪ cun 3897 ∩ cin 3898 ∅c0 4279 〈cop 4590 dom cdm 5651 ‘cfv 6537 Vtxcvtx 29567 iEdgciedg 29568 UMGraphcumgr 29652 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7749 ax-cnex 11249 ax-resscn 11250 ax-1cn 11251 ax-icn 11252 ax-addcl 11253 ax-addrcl 11254 ax-mulcl 11255 ax-mulrcl 11256 ax-mulcom 11257 ax-addass 11258 ax-mulass 11259 ax-distr 11260 ax-i2m1 11261 ax-1ne0 11262 ax-1rid 11263 ax-rnegex 11264 ax-rrecex 11265 ax-cnre 11266 ax-pre-lttri 11267 ax-pre-lttrn 11268 ax-pre-ltadd 11269 ax-pre-mulgt0 11270 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7375 df-ov 7421 df-oprab 7422 df-mpo 7423 df-om 7876 df-1st 7999 df-2nd 8000 df-frecs 8292 df-wrecs 8323 df-recs 8372 df-rdg 8411 df-1o 8469 df-er 8710 df-en 8967 df-dom 8968 df-sdom 8969 df-fin 8970 df-card 10013 df-pnf 11338 df-mnf 11339 df-xr 11340 df-ltxr 11341 df-le 11342 df-sub 11536 df-neg 11537 df-nn 12329 df-2 12398 df-n0 12600 df-z 12687 df-uz 12959 df-fz 13633 df-hash 14468 df-vtx 29569 df-iedg 29570 df-umgr 29654 |
| This theorem is used by: usgrunop 29765 |
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