Description: A simple pseudograph with two vertices and one edge represented by a singleton word. (Contributed by AV, 9-Jan-2021)
Ref | Expression | ||
---|---|---|---|
Assertion | uspgr2v1e2w | |- ( ( A e. X /\ B e. Y ) -> <. { A , B } , <" { A , B } "> >. e. USPGraph ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | prex | |- { A , B } e. _V |
|
2 | prid1g | |- ( A e. X -> A e. { A , B } ) |
|
3 | prid2g | |- ( B e. Y -> B e. { A , B } ) |
|
4 | uspgr1ewop | |- ( ( { A , B } e. _V /\ A e. { A , B } /\ B e. { A , B } ) -> <. { A , B } , <" { A , B } "> >. e. USPGraph ) |
|
5 | 1 2 3 4 | mp3an3an | |- ( ( A e. X /\ B e. Y ) -> <. { A , B } , <" { A , B } "> >. e. USPGraph ) |