*Definition [#ke591c54]
-The intersection (H, C) of two soft sets (F , A) and (G , B) over a common universe U is defined as C = A ∩ B, and H(e) = F (e) ∩ G(e) for all e ∈ C. We write (F , A) ∩ (G , B) = (H , C). 

*Reference [#n2bee878]
-Shabir Muhammad, Naz Munazza, ''On soft topological spaces.'' (English summary), Comput. Math. Appl. 61 (2011), no. 7, 1786-1799.