Metamath Proof Explorer


Theorem ordtconn

Description: Connectedness in the order topology of a complete uniform totally ordered space. (Contributed by Thierry Arnoux, 15-Sep-2018)

Ref Expression
Hypotheses ordtconn.x ⊢ B = Base K
ordtconn.l ⊢ ≤ ˙ = ≤ K ∩ B × B
ordtconn.j ⊢ J = ordTop ⁡ ≤ ˙
Assertion ordtconn ⊢ ⊤

Proof

Step Hyp Ref Expression
1 ordtconn.x ⊢ B = Base K
2 ordtconn.l ⊢ ≤ ˙ = ≤ K ∩ B × B
3 ordtconn.j ⊢ J = ordTop ⁡ ≤ ˙
4 tru ⊢ ⊤