Metamath Proof Explorer


Theorem nominmo

Description: A class of surreals has at most one minimum. (Contributed by Scott Fenton, 8-Aug-2024)

Ref Expression
Assertion nominmo
|- ( S C_ No -> E* x e. S A. y e. S -. y 

Proof

Step Hyp Ref Expression
1 sltso
 |-  
2 soss
 |-  ( S C_ No -> (  
3 1 2 mpi
 |-  ( S C_ No -> 
4 somo
 |-  (  E* x e. S A. y e. S -. y 
5 3 4 syl
 |-  ( S C_ No -> E* x e. S A. y e. S -. y