Definition
- Let (X, T, E) be a soft topological space over X, (F , E) and (G , E) be soft closed sets over X such that . If there exist soft open sets (F_1 , E) and (F_2 , E) such that , and , then (X, T, E) is called a soft normal space.
Remark
- : (F , E) is a soft subset of (G , E).
Reference
- Shabir Muhammad, Naz Munazza, On soft topological spaces. (English summary), Comput. Math. Appl. 61 (2011), no. 7, 1786-1799.