About the Authors

Arun Kumar Gupta

Department of Mathematics, M.S. College, Saharanpur, U.P., India

Kumud Rana

Department of Mathematics, Maharaja Agarsain Institute of Technology, Ghaziabad, U.P., India

Dharma Veer Gupta

Department of Mathematics, College of Engineering Roorkee, Roorkee, U.A., India

Corresponding Author

Email: gupta_arunnitin@yahoo.co.in