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| Mirrors > Home > ILE Home > Th. List > structgrssvtx | GIF version | ||
| Description: The set of vertices of a graph represented as an extensible structure with vertices as base set and indexed edges. (Contributed by AV, 14-Oct-2020.) (Proof shortened by AV, 12-Nov-2021.) |
| Ref | Expression |
|---|---|
| structgrssvtx.g | ⊢ (𝜑 → 𝐺 Struct 𝑋) |
| structgrssvtx.v | ⊢ (𝜑 → 𝑉 ∈ 𝑌) |
| structgrssvtx.e | ⊢ (𝜑 → 𝐸 ∈ 𝑍) |
| structgrssvtx.s | ⊢ (𝜑 → {〈(Base‘ndx), 𝑉〉, 〈(.ef‘ndx), 𝐸〉} ⊆ 𝐺) |
| Ref | Expression |
|---|---|
| structgrssvtx | ⊢ (𝜑 → (Vtx‘𝐺) = 𝑉) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | structgrssvtx.g | . 2 ⊢ (𝜑 → 𝐺 Struct 𝑋) | |
| 2 | structgrssvtx.v | . . 3 ⊢ (𝜑 → 𝑉 ∈ 𝑌) | |
| 3 | structgrssvtx.e | . . 3 ⊢ (𝜑 → 𝐸 ∈ 𝑍) | |
| 4 | structgrssvtx.s | . . 3 ⊢ (𝜑 → {〈(Base‘ndx), 𝑉〉, 〈(.ef‘ndx), 𝐸〉} ⊆ 𝐺) | |
| 5 | 1, 2, 3, 4 | structgr2slots2dom 15965 | . 2 ⊢ (𝜑 → 2o ≼ dom 𝐺) |
| 6 | basendxnn 13201 | . . . . . 6 ⊢ (Base‘ndx) ∈ ℕ | |
| 7 | opexg 4326 | . . . . . 6 ⊢ (((Base‘ndx) ∈ ℕ ∧ 𝑉 ∈ 𝑌) → 〈(Base‘ndx), 𝑉〉 ∈ V) | |
| 8 | 6, 2, 7 | sylancr 414 | . . . . 5 ⊢ (𝜑 → 〈(Base‘ndx), 𝑉〉 ∈ V) |
| 9 | edgfndxnn 15932 | . . . . . 6 ⊢ (.ef‘ndx) ∈ ℕ | |
| 10 | opexg 4326 | . . . . . 6 ⊢ (((.ef‘ndx) ∈ ℕ ∧ 𝐸 ∈ 𝑍) → 〈(.ef‘ndx), 𝐸〉 ∈ V) | |
| 11 | 9, 3, 10 | sylancr 414 | . . . . 5 ⊢ (𝜑 → 〈(.ef‘ndx), 𝐸〉 ∈ V) |
| 12 | prssg 3835 | . . . . 5 ⊢ ((〈(Base‘ndx), 𝑉〉 ∈ V ∧ 〈(.ef‘ndx), 𝐸〉 ∈ V) → ((〈(Base‘ndx), 𝑉〉 ∈ 𝐺 ∧ 〈(.ef‘ndx), 𝐸〉 ∈ 𝐺) ↔ {〈(Base‘ndx), 𝑉〉, 〈(.ef‘ndx), 𝐸〉} ⊆ 𝐺)) | |
| 13 | 8, 11, 12 | syl2anc 411 | . . . 4 ⊢ (𝜑 → ((〈(Base‘ndx), 𝑉〉 ∈ 𝐺 ∧ 〈(.ef‘ndx), 𝐸〉 ∈ 𝐺) ↔ {〈(Base‘ndx), 𝑉〉, 〈(.ef‘ndx), 𝐸〉} ⊆ 𝐺)) |
| 14 | 4, 13 | mpbird 167 | . . 3 ⊢ (𝜑 → (〈(Base‘ndx), 𝑉〉 ∈ 𝐺 ∧ 〈(.ef‘ndx), 𝐸〉 ∈ 𝐺)) |
| 15 | 14 | simpld 112 | . 2 ⊢ (𝜑 → 〈(Base‘ndx), 𝑉〉 ∈ 𝐺) |
| 16 | 1, 5, 2, 15 | basvtxval2dom 15958 | 1 ⊢ (𝜑 → (Vtx‘𝐺) = 𝑉) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 = wceq 1398 ∈ wcel 2202 Vcvv 2803 ⊆ wss 3201 {cpr 3674 〈cop 3676 class class class wbr 4093 ‘cfv 5333 ℕcn 9185 Struct cstr 13141 ndxcnx 13142 Basecbs 13145 .efcedgf 15928 Vtxcvtx 15936 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-nul 4220 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-cnex 8166 ax-resscn 8167 ax-1cn 8168 ax-1re 8169 ax-icn 8170 ax-addcl 8171 ax-addrcl 8172 ax-mulcl 8173 ax-mulrcl 8174 ax-addcom 8175 ax-mulcom 8176 ax-addass 8177 ax-mulass 8178 ax-distr 8179 ax-i2m1 8180 ax-0lt1 8181 ax-1rid 8182 ax-0id 8183 ax-rnegex 8184 ax-precex 8185 ax-cnre 8186 ax-pre-ltirr 8187 ax-pre-ltwlin 8188 ax-pre-lttrn 8189 ax-pre-ltadd 8191 ax-pre-mulgt0 8192 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-nel 2499 df-ral 2516 df-rex 2517 df-reu 2518 df-rab 2520 df-v 2805 df-sbc 3033 df-csb 3129 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-nul 3497 df-if 3608 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-br 4094 df-opab 4156 df-mpt 4157 df-tr 4193 df-id 4396 df-iord 4469 df-on 4471 df-suc 4474 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-iota 5293 df-fun 5335 df-fn 5336 df-f 5337 df-f1 5338 df-fo 5339 df-f1o 5340 df-fv 5341 df-riota 5981 df-ov 6031 df-oprab 6032 df-mpo 6033 df-1st 6312 df-1o 6625 df-2o 6626 df-en 6953 df-dom 6954 df-pnf 8258 df-mnf 8259 df-xr 8260 df-ltxr 8261 df-le 8262 df-sub 8394 df-neg 8395 df-inn 9186 df-2 9244 df-3 9245 df-4 9246 df-5 9247 df-6 9248 df-7 9249 df-8 9250 df-9 9251 df-n0 9445 df-z 9524 df-dec 9656 df-struct 13147 df-ndx 13148 df-slot 13149 df-base 13151 df-edgf 15929 df-vtx 15938 |
| This theorem is referenced by: (None) |
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