Definition
- A topological space (X, τ) is called a KC space if every compact set is closed.
Property
- KC ⇒ US.
- Every locally compact KC space is a T_2 space.
- If X is KC, then the one point compactification is US.
Reference
- Wilansky Albert, Between T_1 and T_2., Amer. Math. Monthly 74 (1967) 261-266.