About this article
Published Online: Dec 29, 2017
Page range: 51 - 64
Received: Aug 14, 2017
Accepted: Oct 25, 2017
DOI: https://doi.org/10.1515/awutm-2017-0014
Keywords
© 2017 Kanak Kanti Baishya et al., published by De Gruyter Open
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Baishya, Kanak Kanti
Department of Mathematics, Kurseong CollegeDarjeeling, India
Chowdhury, Partha Roy
Department of MathematicsDarjeeling, India