Document Type : Research Articles
Authors
1 Associate Professor of Mathematics, Department of Mathematics, Indira Gandhi National Tribal University, Lalpur, Amarkantak, Anuppur, Madhya Pradesh 484 887, India
2 Department of Mathematics, Sastra University, Thanjavur 613 401, India
3 P.G. and Research Department of Mathematics, Periyar E.V.R. College (Autonomous), Tiruchirappalli--620 023, India.
4 Sastra University, Thanjavur-613 401, India
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