ultra normal

Last-modified: 2012-12-29 (土) 23:33:59

Definition

  • A topological space (X,τ) will be called ultra normal, or UN, if disjoint closed sets are ultraseparated.

Reference

  • Staum, Richard, The algebra of bounded continuous functions into a nonarchimedean field., Pacific J. Math. 50 (1974), 169-185.