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| Mirrors > Home > MPE Home > Th. List > Mathboxes > isubgr3stgrlem9 | Structured version Visualization version GIF version | ||
| Description: Lemma 9 for isubgr3stgr 48451. (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 48449 | . 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 6780 | . . . . 5 ⊢ (𝐹:𝐶–1-1-onto→𝑊 → 𝐹:𝐶⟶𝑊) | |
| 12 | 11 | ad2antrl 729 | . . . 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 48446 | . . . . 5 ⊢ ((𝐹:𝐶⟶𝑊 ∧ 𝑒 ∈ 𝐼) → (𝐻‘𝑒) = (𝐹 “ 𝑒)) |
| 14 | 13 | eqcomd 2742 | . . . 4 ⊢ ((𝐹:𝐶⟶𝑊 ∧ 𝑒 ∈ 𝐼) → (𝐹 “ 𝑒) = (𝐻‘𝑒)) |
| 15 | 12, 14 | sylan 581 | . . 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 3129 | . 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 511 | 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 395 = wceq 1542 ∈ wcel 2114 ∉ wnel 3036 ∀wral 3051 {cpr 4569 ↦ cmpt 5166 “ cima 5634 ⟶wf 6494 –1-1-onto→wf1o 6497 ‘cfv 6498 (class class class)co 7367 0cc0 11038 ℕ0cn0 12437 ♯chash 14292 Vtxcvtx 29065 Edgcedg 29116 USGraphcusgr 29218 NeighbVtx cnbgr 29401 ClNeighbVtx cclnbgr 48294 ISubGr cisubgr 48336 StarGrcstgr 48427 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3062 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-int 4890 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-1st 7942 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-1o 8405 df-2o 8406 df-oadd 8409 df-er 8643 df-en 8894 df-dom 8895 df-sdom 8896 df-fin 8897 df-dju 9825 df-card 9863 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-nn 12175 df-2 12244 df-3 12245 df-4 12246 df-5 12247 df-6 12248 df-7 12249 df-8 12250 df-9 12251 df-n0 12438 df-xnn0 12511 df-z 12525 df-dec 12645 df-uz 12789 df-fz 13462 df-hash 14293 df-struct 17117 df-slot 17152 df-ndx 17164 df-base 17180 df-edgf 29058 df-vtx 29067 df-iedg 29068 df-edg 29117 df-uhgr 29127 df-upgr 29151 df-umgr 29152 df-uspgr 29219 df-usgr 29220 df-nbgr 29402 df-clnbgr 48295 df-isubgr 48337 df-stgr 48428 |
| This theorem is referenced by: isubgr3stgr 48451 |
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