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| Mirrors > Home > MPE Home > Th. List > Mathboxes > isubgr3stgrlem9 | Structured version Visualization version GIF version | ||
| Description: Lemma 9 for isubgr3stgr 48467. (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 48465 | . 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 6776 | . . . . 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 48462 | . . . . 5 ⊢ ((𝐹:𝐶⟶𝑊 ∧ 𝑒 ∈ 𝐼) → (𝐻‘𝑒) = (𝐹 “ 𝑒)) |
| 14 | 13 | eqcomd 2743 | . . . 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 3130 | . 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 3037 ∀wral 3052 {cpr 4570 ↦ cmpt 5167 “ cima 5629 ⟶wf 6490 –1-1-onto→wf1o 6493 ‘cfv 6494 (class class class)co 7362 0cc0 11033 ℕ0cn0 12432 ♯chash 14287 Vtxcvtx 29083 Edgcedg 29134 USGraphcusgr 29236 NeighbVtx cnbgr 29419 ClNeighbVtx cclnbgr 48310 ISubGr cisubgr 48352 StarGrcstgr 48443 |
| 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 2709 ax-rep 5213 ax-sep 5232 ax-nul 5242 ax-pow 5304 ax-pr 5372 ax-un 7684 ax-cnex 11089 ax-resscn 11090 ax-1cn 11091 ax-icn 11092 ax-addcl 11093 ax-addrcl 11094 ax-mulcl 11095 ax-mulrcl 11096 ax-mulcom 11097 ax-addass 11098 ax-mulass 11099 ax-distr 11100 ax-i2m1 11101 ax-1ne0 11102 ax-1rid 11103 ax-rnegex 11104 ax-rrecex 11105 ax-cnre 11106 ax-pre-lttri 11107 ax-pre-lttrn 11108 ax-pre-ltadd 11109 ax-pre-mulgt0 11110 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-int 4891 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5521 df-eprel 5526 df-po 5534 df-so 5535 df-fr 5579 df-we 5581 df-xp 5632 df-rel 5633 df-cnv 5634 df-co 5635 df-dm 5636 df-rn 5637 df-res 5638 df-ima 5639 df-pred 6261 df-ord 6322 df-on 6323 df-lim 6324 df-suc 6325 df-iota 6450 df-fun 6496 df-fn 6497 df-f 6498 df-f1 6499 df-fo 6500 df-f1o 6501 df-fv 6502 df-riota 7319 df-ov 7365 df-oprab 7366 df-mpo 7367 df-om 7813 df-1st 7937 df-2nd 7938 df-frecs 8226 df-wrecs 8257 df-recs 8306 df-rdg 8344 df-1o 8400 df-2o 8401 df-oadd 8404 df-er 8638 df-en 8889 df-dom 8890 df-sdom 8891 df-fin 8892 df-dju 9820 df-card 9858 df-pnf 11176 df-mnf 11177 df-xr 11178 df-ltxr 11179 df-le 11180 df-sub 11374 df-neg 11375 df-nn 12170 df-2 12239 df-3 12240 df-4 12241 df-5 12242 df-6 12243 df-7 12244 df-8 12245 df-9 12246 df-n0 12433 df-xnn0 12506 df-z 12520 df-dec 12640 df-uz 12784 df-fz 13457 df-hash 14288 df-struct 17112 df-slot 17147 df-ndx 17159 df-base 17175 df-edgf 29076 df-vtx 29085 df-iedg 29086 df-edg 29135 df-uhgr 29145 df-upgr 29169 df-umgr 29170 df-uspgr 29237 df-usgr 29238 df-nbgr 29420 df-clnbgr 48311 df-isubgr 48353 df-stgr 48444 |
| This theorem is referenced by: isubgr3stgr 48467 |
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