Description: The walks of a fixed length as words are walks (in an undirected graph) as words. (Contributed by Alexander van der Vekens, 17-Jul-2018) (Revised by AV, 12-Apr-2021)
Ref | Expression | ||
---|---|---|---|
Assertion | wwlkssswwlksn | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | wwlkswwlksn | |
|
2 | 1 | ssriv | |