1 Department of Mathematics, I.I.T. Roorkee, Roorkee, India.
2 Department of Mathematics, I.I.T. Roorkee, Roorkee, India.
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Section:Research Paper, Product Type: Journal Paper
Volume-5 , Issue-12 , Page no. 7-14, Dec-2017
Online published on Dec 31, 2017
Copyright © H. Kumar, S.P. Yadav . This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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