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| Mirrors > Home > ILE Home > Th. List > ushgrun | GIF version | ||
| Description: The union 𝑈 of two (undirected) simple hypergraphs 𝐺 and 𝐻 with the same vertex set 𝑉 is a (not necessarily simple) hypergraph with the vertex set 𝑉 and the union (𝐸 ∪ 𝐹) of the (indexed) edges. (Contributed by AV, 29-Nov-2020.) (Revised by AV, 24-Oct-2021.) |
| Ref | Expression |
|---|---|
| ushgrun.g | ⊢ (𝜑 → 𝐺 ∈ USHGraph) |
| ushgrun.h | ⊢ (𝜑 → 𝐻 ∈ USHGraph) |
| ushgrun.e | ⊢ 𝐸 = (iEdg‘𝐺) |
| ushgrun.f | ⊢ 𝐹 = (iEdg‘𝐻) |
| ushgrun.vg | ⊢ 𝑉 = (Vtx‘𝐺) |
| ushgrun.vh | ⊢ (𝜑 → (Vtx‘𝐻) = 𝑉) |
| ushgrun.i | ⊢ (𝜑 → (dom 𝐸 ∩ dom 𝐹) = ∅) |
| ushgrun.u | ⊢ (𝜑 → 𝑈 ∈ 𝑊) |
| ushgrun.v | ⊢ (𝜑 → (Vtx‘𝑈) = 𝑉) |
| ushgrun.un | ⊢ (𝜑 → (iEdg‘𝑈) = (𝐸 ∪ 𝐹)) |
| Ref | Expression |
|---|---|
| ushgrun | ⊢ (𝜑 → 𝑈 ∈ UHGraph) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ushgrun.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ USHGraph) | |
| 2 | ushgruhgr 15960 | . . 3 ⊢ (𝐺 ∈ USHGraph → 𝐺 ∈ UHGraph) | |
| 3 | 1, 2 | syl 14 | . 2 ⊢ (𝜑 → 𝐺 ∈ UHGraph) |
| 4 | ushgrun.h | . . 3 ⊢ (𝜑 → 𝐻 ∈ USHGraph) | |
| 5 | ushgruhgr 15960 | . . 3 ⊢ (𝐻 ∈ USHGraph → 𝐻 ∈ UHGraph) | |
| 6 | 4, 5 | syl 14 | . 2 ⊢ (𝜑 → 𝐻 ∈ UHGraph) |
| 7 | ushgrun.e | . 2 ⊢ 𝐸 = (iEdg‘𝐺) | |
| 8 | ushgrun.f | . 2 ⊢ 𝐹 = (iEdg‘𝐻) | |
| 9 | ushgrun.vg | . 2 ⊢ 𝑉 = (Vtx‘𝐺) | |
| 10 | ushgrun.vh | . 2 ⊢ (𝜑 → (Vtx‘𝐻) = 𝑉) | |
| 11 | ushgrun.i | . 2 ⊢ (𝜑 → (dom 𝐸 ∩ dom 𝐹) = ∅) | |
| 12 | ushgrun.u | . 2 ⊢ (𝜑 → 𝑈 ∈ 𝑊) | |
| 13 | ushgrun.v | . 2 ⊢ (𝜑 → (Vtx‘𝑈) = 𝑉) | |
| 14 | ushgrun.un | . 2 ⊢ (𝜑 → (iEdg‘𝑈) = (𝐸 ∪ 𝐹)) | |
| 15 | 3, 6, 7, 8, 9, 10, 11, 12, 13, 14 | uhgrun 15966 | 1 ⊢ (𝜑 → 𝑈 ∈ UHGraph) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1397 ∈ wcel 2201 ∪ cun 3197 ∩ cin 3198 ∅c0 3493 dom cdm 4727 ‘cfv 5328 Vtxcvtx 15892 iEdgciedg 15893 UHGraphcuhgr 15947 USHGraphcushgr 15948 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2203 ax-14 2204 ax-ext 2212 ax-sep 4208 ax-pow 4266 ax-pr 4301 ax-un 4532 ax-setind 4637 ax-cnex 8128 ax-resscn 8129 ax-1cn 8130 ax-1re 8131 ax-icn 8132 ax-addcl 8133 ax-addrcl 8134 ax-mulcl 8135 ax-addcom 8137 ax-mulcom 8138 ax-addass 8139 ax-mulass 8140 ax-distr 8141 ax-i2m1 8142 ax-1rid 8144 ax-0id 8145 ax-rnegex 8146 ax-cnre 8148 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ne 2402 df-ral 2514 df-rex 2515 df-reu 2516 df-rab 2518 df-v 2803 df-sbc 3031 df-csb 3127 df-dif 3201 df-un 3203 df-in 3205 df-ss 3212 df-nul 3494 df-if 3605 df-pw 3655 df-sn 3676 df-pr 3677 df-op 3679 df-uni 3895 df-int 3930 df-br 4090 df-opab 4152 df-mpt 4153 df-id 4392 df-xp 4733 df-rel 4734 df-cnv 4735 df-co 4736 df-dm 4737 df-rn 4738 df-res 4739 df-iota 5288 df-fun 5330 df-fn 5331 df-f 5332 df-f1 5333 df-fo 5334 df-fv 5336 df-riota 5976 df-ov 6026 df-oprab 6027 df-mpo 6028 df-1st 6308 df-2nd 6309 df-sub 8357 df-inn 9149 df-2 9207 df-3 9208 df-4 9209 df-5 9210 df-6 9211 df-7 9212 df-8 9213 df-9 9214 df-n0 9408 df-dec 9617 df-ndx 13108 df-slot 13109 df-base 13111 df-edgf 15885 df-vtx 15894 df-iedg 15895 df-uhgrm 15949 df-ushgrm 15950 |
| This theorem is referenced by: (None) |
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