Description: An element of the set of simple paths of a fixed length between two vertices as word. (Contributed by Alexander van der Vekens, 1-Mar-2018) (Revised by AV, 12-May-2021) (Revised by AV, 15-Mar-2022)
Ref | Expression | ||
---|---|---|---|
Assertion | wspthnon | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | breq2 | |
|
2 | 1 | exbidv | |
3 | eqid | |
|
4 | 3 | iswspthsnon | |
5 | 2 4 | elrab2 | |