Description: Trichotomy law for surreals. (Contributed by Scott Fenton, 23-Nov-2021)
Ref | Expression | ||
---|---|---|---|
Assertion | slttrine | |- ( ( A e. No /\ B e. No ) -> ( A =/= B <-> ( A |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sltso | |- |
|
2 | sotrine | |- ( ( |
|
3 | 1 2 | mpan | |- ( ( A e. No /\ B e. No ) -> ( A =/= B <-> ( A |