Metamath Proof Explorer


Theorem sopo

Description: A strict linear order is a strict partial order. (Contributed by NM, 28-Mar-1997)

Ref Expression
Assertion sopo
|- ( R Or A -> R Po A )

Proof

Step Hyp Ref Expression
1 df-so
 |-  ( R Or A <-> ( R Po A /\ A. x e. A A. y e. A ( x R y \/ x = y \/ y R x ) ) )
2 1 simplbi
 |-  ( R Or A -> R Po A )