| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > wlkmex | GIF version | ||
| Description: If there are walks on a graph, the graph is a set. (Contributed by Jim Kingdon, 1-Feb-2026.) |
| Ref | Expression |
|---|---|
| wlkmex | ⊢ (𝑊 ∈ (Walks‘𝐺) → 𝐺 ∈ V) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-wlks 16259 | . 2 ⊢ Walks = (𝑔 ∈ V ↦ {〈𝑓, 𝑝〉 ∣ (𝑓 ∈ Word dom (iEdg‘𝑔) ∧ 𝑝:(0...(♯‘𝑓))⟶(Vtx‘𝑔) ∧ ∀𝑘 ∈ (0..^(♯‘𝑓))if-((𝑝‘𝑘) = (𝑝‘(𝑘 + 1)), ((iEdg‘𝑔)‘(𝑓‘𝑘)) = {(𝑝‘𝑘)}, {(𝑝‘𝑘), (𝑝‘(𝑘 + 1))} ⊆ ((iEdg‘𝑔)‘(𝑓‘𝑘))))}) | |
| 2 | 1 | mptrcl 5738 | 1 ⊢ (𝑊 ∈ (Walks‘𝐺) → 𝐺 ∈ V) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 if-wif 986 ∧ w3a 1005 = wceq 1398 ∈ wcel 2202 ∀wral 2511 Vcvv 2803 ⊆ wss 3201 {csn 3673 {cpr 3674 {copab 4154 dom cdm 4731 ⟶wf 5329 ‘cfv 5333 (class class class)co 6028 0cc0 8092 1c1 8093 + caddc 8095 ...cfz 10305 ..^cfzo 10439 ♯chash 11100 Word cword 11179 Vtxcvtx 15953 iEdgciedg 15954 Walkscwlks 16258 |
| 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-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-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 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-ral 2516 df-rex 2517 df-rab 2520 df-v 2805 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-br 4094 df-opab 4156 df-mpt 4157 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-ima 4744 df-iota 5293 df-fun 5335 df-fv 5341 df-wlks 16259 |
| This theorem is referenced by: wlkv 16267 wlkcompim 16293 wlkeq 16295 |
| Copyright terms: Public domain | W3C validator |