Description: Surreal trichotomy law. (Contributed by Scott Fenton, 14-Feb-2025)
Ref | Expression | ||
---|---|---|---|
Assertion | sletric | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sltasym | |
|
2 | sltnle | |
|
3 | 2 | bicomd | |
4 | slenlt | |
|
5 | 1 3 4 | 3imtr4d | |
6 | 5 | orrd | |
7 | 6 | ancoms | |