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| Mirrors > Home > MPE Home > Th. List > Mathboxes > isubgr3stgrlem9 | Structured version Visualization version GIF version | ||
| Description: Lemma 9 for isubgr3stgr 48664. (Contributed by AV, 29-Sep-2025.) |
| Ref | Expression |
|---|---|
| isubgr3stgr.v | ⊢ 𝑉 = (Vtx‘𝐺) |
| isubgr3stgr.u | ⊢ 𝑈 = (𝐺 NeighbVtx 𝑋) |
| isubgr3stgr.c | ⊢ 𝐶 = (𝐺 ClNeighbVtx 𝑋) |
| isubgr3stgr.n | ⊢ 𝑁 ∈ ℕ0 |
| isubgr3stgr.s | ⊢ 𝑆 = (StarGr‘𝑁) |
| isubgr3stgr.w | ⊢ 𝑊 = (Vtx‘𝑆) |
| isubgr3stgr.e | ⊢ 𝐸 = (Edg‘𝐺) |
| isubgr3stgr.i | ⊢ 𝐼 = (Edg‘(𝐺 ISubGr 𝐶)) |
| isubgr3stgr.h | ⊢ 𝐻 = (𝑖 ∈ 𝐼 ↦ (𝐹 “ 𝑖)) |
| Ref | Expression |
|---|---|
| isubgr3stgrlem9 | ⊢ ((((𝐺 ∈ USGraph ∧ 𝑋 ∈ 𝑉) ∧ ((♯‘𝑈) = 𝑁 ∧ ∀𝑥 ∈ 𝑈 ∀𝑦 ∈ 𝑈 {𝑥, 𝑦} ∉ 𝐸)) ∧ (𝐹:𝐶–1-1-onto→𝑊 ∧ (𝐹‘𝑋) = 0)) → (𝐻:𝐼–1-1-onto→(Edg‘(StarGr‘𝑁)) ∧ ∀𝑒 ∈ 𝐼 (𝐹 “ 𝑒) = (𝐻‘𝑒))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | isubgr3stgr.v | . . 3 ⊢ 𝑉 = (Vtx‘𝐺) | |
| 2 | isubgr3stgr.u | . . 3 ⊢ 𝑈 = (𝐺 NeighbVtx 𝑋) | |
| 3 | isubgr3stgr.c | . . 3 ⊢ 𝐶 = (𝐺 ClNeighbVtx 𝑋) | |
| 4 | isubgr3stgr.n | . . 3 ⊢ 𝑁 ∈ ℕ0 | |
| 5 | isubgr3stgr.s | . . 3 ⊢ 𝑆 = (StarGr‘𝑁) | |
| 6 | isubgr3stgr.w | . . 3 ⊢ 𝑊 = (Vtx‘𝑆) | |
| 7 | isubgr3stgr.e | . . 3 ⊢ 𝐸 = (Edg‘𝐺) | |
| 8 | isubgr3stgr.i | . . 3 ⊢ 𝐼 = (Edg‘(𝐺 ISubGr 𝐶)) | |
| 9 | isubgr3stgr.h | . . 3 ⊢ 𝐻 = (𝑖 ∈ 𝐼 ↦ (𝐹 “ 𝑖)) | |
| 10 | 1, 2, 3, 4, 5, 6, 7, 8, 9 | isubgr3stgrlem8 48662 | . 2 ⊢ ((((𝐺 ∈ USGraph ∧ 𝑋 ∈ 𝑉) ∧ ((♯‘𝑈) = 𝑁 ∧ ∀𝑥 ∈ 𝑈 ∀𝑦 ∈ 𝑈 {𝑥, 𝑦} ∉ 𝐸)) ∧ (𝐹:𝐶–1-1-onto→𝑊 ∧ (𝐹‘𝑋) = 0)) → 𝐻:𝐼–1-1-onto→(Edg‘(StarGr‘𝑁))) |
| 11 | f1of 6821 | . . . . 5 ⊢ (𝐹:𝐶–1-1-onto→𝑊 → 𝐹:𝐶⟶𝑊) | |
| 12 | 11 | ad2antrl 740 | . . . 4 ⊢ ((((𝐺 ∈ USGraph ∧ 𝑋 ∈ 𝑉) ∧ ((♯‘𝑈) = 𝑁 ∧ ∀𝑥 ∈ 𝑈 ∀𝑦 ∈ 𝑈 {𝑥, 𝑦} ∉ 𝐸)) ∧ (𝐹:𝐶–1-1-onto→𝑊 ∧ (𝐹‘𝑋) = 0)) → 𝐹:𝐶⟶𝑊) |
| 13 | 1, 2, 3, 4, 5, 6, 7, 8, 9 | isubgr3stgrlem5 48659 | . . . . 5 ⊢ ((𝐹:𝐶⟶𝑊 ∧ 𝑒 ∈ 𝐼) → (𝐻‘𝑒) = (𝐹 “ 𝑒)) |
| 14 | 13 | eqcomd 2775 | . . . 4 ⊢ ((𝐹:𝐶⟶𝑊 ∧ 𝑒 ∈ 𝐼) → (𝐹 “ 𝑒) = (𝐻‘𝑒)) |
| 15 | 12, 14 | sylan 591 | . . 3 ⊢ (((((𝐺 ∈ USGraph ∧ 𝑋 ∈ 𝑉) ∧ ((♯‘𝑈) = 𝑁 ∧ ∀𝑥 ∈ 𝑈 ∀𝑦 ∈ 𝑈 {𝑥, 𝑦} ∉ 𝐸)) ∧ (𝐹:𝐶–1-1-onto→𝑊 ∧ (𝐹‘𝑋) = 0)) ∧ 𝑒 ∈ 𝐼) → (𝐹 “ 𝑒) = (𝐻‘𝑒)) |
| 16 | 15 | ralrimiva 3163 | . 2 ⊢ ((((𝐺 ∈ USGraph ∧ 𝑋 ∈ 𝑉) ∧ ((♯‘𝑈) = 𝑁 ∧ ∀𝑥 ∈ 𝑈 ∀𝑦 ∈ 𝑈 {𝑥, 𝑦} ∉ 𝐸)) ∧ (𝐹:𝐶–1-1-onto→𝑊 ∧ (𝐹‘𝑋) = 0)) → ∀𝑒 ∈ 𝐼 (𝐹 “ 𝑒) = (𝐻‘𝑒)) |
| 17 | 10, 16 | jca 520 | 1 ⊢ ((((𝐺 ∈ USGraph ∧ 𝑋 ∈ 𝑉) ∧ ((♯‘𝑈) = 𝑁 ∧ ∀𝑥 ∈ 𝑈 ∀𝑦 ∈ 𝑈 {𝑥, 𝑦} ∉ 𝐸)) ∧ (𝐹:𝐶–1-1-onto→𝑊 ∧ (𝐹‘𝑋) = 0)) → (𝐻:𝐼–1-1-onto→(Edg‘(StarGr‘𝑁)) ∧ ∀𝑒 ∈ 𝐼 (𝐹 “ 𝑒) = (𝐻‘𝑒))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1567 ∈ wcel 2149 ∉ wnel 3070 ∀wral 3085 {cpr 4594 ↦ cmpt 5194 “ cima 5665 ⟶wf 6533 –1-1-onto→wf1o 6536 ‘cfv 6537 (class class class)co 7411 0cc0 11100 ℕ0cn0 12504 ♯chash 14366 Vtxcvtx 29287 Edgcedg 29338 USGraphcusgr 29440 NeighbVtx cnbgr 29623 ClNeighbVtx cclnbgr 48507 ISubGr cisubgr 48549 StarGrcstgr 48640 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-cnex 11156 ax-resscn 11157 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-mulcom 11164 ax-addass 11165 ax-mulass 11166 ax-distr 11167 ax-i2m1 11168 ax-1ne0 11169 ax-1rid 11170 ax-rnegex 11171 ax-rrecex 11172 ax-cnre 11173 ax-pre-lttri 11174 ax-pre-lttrn 11175 ax-pre-ltadd 11176 ax-pre-mulgt0 11177 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-reu 3376 df-rab 3423 df-v 3463 df-sbc 3752 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-pss 3931 df-nul 4293 df-if 4491 df-pw 4567 df-sn 4593 df-pr 4595 df-op 4599 df-uni 4875 df-int 4915 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 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 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8453 df-2o 8454 df-oadd 8457 df-er 8694 df-en 8944 df-dom 8945 df-sdom 8946 df-fin 8947 df-dju 9887 df-card 9925 df-pnf 11245 df-mnf 11246 df-xr 11247 df-ltxr 11248 df-le 11249 df-sub 11443 df-neg 11444 df-nn 12234 df-2 12303 df-3 12304 df-4 12305 df-5 12306 df-6 12307 df-7 12308 df-8 12309 df-9 12310 df-n0 12505 df-xnn0 12578 df-z 12592 df-dec 12712 df-uz 12863 df-fz 13536 df-hash 14367 df-struct 17207 df-slot 17242 df-ndx 17254 df-base 17270 df-edgf 29280 df-vtx 29289 df-iedg 29290 df-edg 29339 df-uhgr 29349 df-upgr 29373 df-umgr 29374 df-uspgr 29441 df-usgr 29442 df-nbgr 29624 df-clnbgr 48508 df-isubgr 48550 df-stgr 48641 |
| This theorem is referenced by: isubgr3stgr 48664 |
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