Author(s): Venkat Reddy.V1, L. Anand Babu2, Narsimlu.G3
1 Department of Mathematics, Kamala Nehru Polytechnic, Hyderabad, Telangana. India.: 2 Department of Mathematics, O.U.campus, Hyderabad.Telangana, India. 3 Department of Mathematics, C.B.I.T, Hyderabad.Telangana, India.