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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 15888 | . . 3 ⊢ (𝐺 ∈ USHGraph → 𝐺 ∈ UHGraph) | |
| 3 | 1, 2 | syl 14 | . 2 ⊢ (𝜑 → 𝐺 ∈ UHGraph) |
| 4 | ushgrun.h | . . 3 ⊢ (𝜑 → 𝐻 ∈ USHGraph) | |
| 5 | ushgruhgr 15888 | . . 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 15894 | 1 ⊢ (𝜑 → 𝑈 ∈ UHGraph) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1395 ∈ wcel 2200 ∪ cun 3195 ∩ cin 3196 ∅c0 3491 dom cdm 4719 ‘cfv 5318 Vtxcvtx 15821 iEdgciedg 15822 UHGraphcuhgr 15875 USHGraphcushgr 15876 |
| 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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4202 ax-pow 4258 ax-pr 4293 ax-un 4524 ax-setind 4629 ax-cnex 8098 ax-resscn 8099 ax-1cn 8100 ax-1re 8101 ax-icn 8102 ax-addcl 8103 ax-addrcl 8104 ax-mulcl 8105 ax-addcom 8107 ax-mulcom 8108 ax-addass 8109 ax-mulass 8110 ax-distr 8111 ax-i2m1 8112 ax-1rid 8114 ax-0id 8115 ax-rnegex 8116 ax-cnre 8118 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2801 df-sbc 3029 df-csb 3125 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-nul 3492 df-if 3603 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-int 3924 df-br 4084 df-opab 4146 df-mpt 4147 df-id 4384 df-xp 4725 df-rel 4726 df-cnv 4727 df-co 4728 df-dm 4729 df-rn 4730 df-res 4731 df-iota 5278 df-fun 5320 df-fn 5321 df-f 5322 df-f1 5323 df-fo 5324 df-fv 5326 df-riota 5960 df-ov 6010 df-oprab 6011 df-mpo 6012 df-1st 6292 df-2nd 6293 df-sub 8327 df-inn 9119 df-2 9177 df-3 9178 df-4 9179 df-5 9180 df-6 9181 df-7 9182 df-8 9183 df-9 9184 df-n0 9378 df-dec 9587 df-ndx 13043 df-slot 13044 df-base 13046 df-edgf 15814 df-vtx 15823 df-iedg 15824 df-uhgrm 15877 df-ushgrm 15878 |
| This theorem is referenced by: (None) |
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