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| Mirrors > Home > ILE Home > Th. List > edgfiedgval2dom | GIF version | ||
| Description: The set of indexed edges of a graph represented as an extensible structure with the indexed edges in the slot for edge functions. (Contributed by AV, 14-Oct-2020.) (Revised by AV, 12-Nov-2021.) |
| Ref | Expression |
|---|---|
| basvtxval.s | ⊢ (𝜑 → 𝐺 Struct 𝑋) |
| basvtxval2dom.d | ⊢ (𝜑 → 2o ≼ dom 𝐺) |
| edgfiedgval.e | ⊢ (𝜑 → 𝐸 ∈ 𝑌) |
| edgfiedgval.f | ⊢ (𝜑 → 〈(.ef‘ndx), 𝐸〉 ∈ 𝐺) |
| Ref | Expression |
|---|---|
| edgfiedgval2dom | ⊢ (𝜑 → (iEdg‘𝐺) = 𝐸) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | basvtxval.s | . . . 4 ⊢ (𝜑 → 𝐺 Struct 𝑋) | |
| 2 | structex 13084 | . . . 4 ⊢ (𝐺 Struct 𝑋 → 𝐺 ∈ V) | |
| 3 | 1, 2 | syl 14 | . . 3 ⊢ (𝜑 → 𝐺 ∈ V) |
| 4 | structn0fun 13085 | . . . 4 ⊢ (𝐺 Struct 𝑋 → Fun (𝐺 ∖ {∅})) | |
| 5 | 1, 4 | syl 14 | . . 3 ⊢ (𝜑 → Fun (𝐺 ∖ {∅})) |
| 6 | basvtxval2dom.d | . . 3 ⊢ (𝜑 → 2o ≼ dom 𝐺) | |
| 7 | funiedgdm2domval 15871 | . . 3 ⊢ ((𝐺 ∈ V ∧ Fun (𝐺 ∖ {∅}) ∧ 2o ≼ dom 𝐺) → (iEdg‘𝐺) = (.ef‘𝐺)) | |
| 8 | 3, 5, 6, 7 | syl3anc 1271 | . 2 ⊢ (𝜑 → (iEdg‘𝐺) = (.ef‘𝐺)) |
| 9 | edgfid 15847 | . . . 4 ⊢ .ef = Slot (.ef‘ndx) | |
| 10 | edgfndxnn 15849 | . . . 4 ⊢ (.ef‘ndx) ∈ ℕ | |
| 11 | 9, 10 | ndxslid 13097 | . . 3 ⊢ (.ef = Slot (.ef‘ndx) ∧ (.ef‘ndx) ∈ ℕ) |
| 12 | edgfiedgval.e | . . 3 ⊢ (𝜑 → 𝐸 ∈ 𝑌) | |
| 13 | edgfiedgval.f | . . 3 ⊢ (𝜑 → 〈(.ef‘ndx), 𝐸〉 ∈ 𝐺) | |
| 14 | 11, 1, 12, 13 | opelstrsl 13187 | . 2 ⊢ (𝜑 → 𝐸 = (.ef‘𝐺)) |
| 15 | 8, 14 | eqtr4d 2265 | 1 ⊢ (𝜑 → (iEdg‘𝐺) = 𝐸) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1395 ∈ wcel 2200 Vcvv 2800 ∖ cdif 3195 ∅c0 3492 {csn 3667 〈cop 3670 class class class wbr 4086 dom cdm 4723 Fun wfun 5318 ‘cfv 5324 2oc2o 6571 ≼ cdom 6903 Struct cstr 13068 ndxcnx 13069 .efcedgf 15845 iEdgciedg 15854 |
| 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 4205 ax-nul 4213 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-cnex 8113 ax-resscn 8114 ax-1cn 8115 ax-1re 8116 ax-icn 8117 ax-addcl 8118 ax-addrcl 8119 ax-mulcl 8120 ax-addcom 8122 ax-mulcom 8123 ax-addass 8124 ax-mulass 8125 ax-distr 8126 ax-i2m1 8127 ax-1rid 8129 ax-0id 8130 ax-rnegex 8131 ax-cnre 8133 |
| 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 2802 df-sbc 3030 df-csb 3126 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-nul 3493 df-if 3604 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-int 3927 df-br 4087 df-opab 4149 df-mpt 4150 df-id 4388 df-suc 4466 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-res 4735 df-iota 5284 df-fun 5326 df-fn 5327 df-f 5328 df-f1 5329 df-fo 5330 df-fv 5332 df-riota 5966 df-ov 6016 df-oprab 6017 df-mpo 6018 df-2nd 6299 df-1o 6577 df-2o 6578 df-dom 6906 df-sub 8342 df-inn 9134 df-2 9192 df-3 9193 df-4 9194 df-5 9195 df-6 9196 df-7 9197 df-8 9198 df-9 9199 df-n0 9393 df-dec 9602 df-struct 13074 df-ndx 13075 df-slot 13076 df-edgf 15846 df-iedg 15856 |
| This theorem is referenced by: structgrssiedg 15884 |
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