relative complement(soft)

Definition

• The relative complement of a soft set (F , A) is denoted by (F , A)' and is defined by (F , A)' = (F' , A) where F' : A → P(U) is a mapping given by F'(α) = U － F(α) for all α ∈ A.

Reference

• Shabir Muhammad, Naz Munazza, On soft topological spaces. (English summary), Comput. Math. Appl. 61 (2011), no. 7, 1786-1799.