Bipan Hazarika is Professor of Mathematics, Gauhati University, Guwahati, Assam. Earlier, he worked in Rajiv Gandhi University, Arunachal Pradesh, India, from 2005 to 2017, and had been Professor there until 2017. With over 190 research articles in several international journals, he is Reviewer of over 50 journals. He published books on Differential Equations, Differential Calculus and Integral Calculus. Recently he edited following books: Sequence Spaces Theory and Applications, Fixed Point Theory and Fractional Calculus: Recent Advances and Applications (Springer), Approximation Theory, Sequence Spaces and Applications (Springer), Advances in Mathematics Analysis and its Applications and Advances in Topology, Dynamical Systems and Interdisciplinary Applications.
Nazibuddin Ahmed is Professor and Head of Mathematics, Gauhati University, Assam, India. Earlier, he served Cotton University, Guwahati, for 20 years; Arya Vidypeeth College, Guwahati, for 2.5 years. He earned his M.Sc. in Mathematics degree in the year 1982 and his PhD degree in 1991 from Gauhati University. Later, he was awarded the DSc degree by Gauhati University in 2018 for his research work in the field of heat and mass transfer in hydromagnetic flows. He has more than 200 research papers published in several reputed journals. He has so far guided 21 research scholars for their PhD degrees. The author of four books in mathematics, including Thermal and Solutal Convections in Some Hydromagnetic Flows (Springer), his present research fields are magneto-fluid dynamics and heat and mass transfer.
Taher Armaghani is Associate Professor in the Department of Mechanical Engineering, Islamic Azad University, West Tehran Branch, Tehran, Iran. He did his M.Sc. and PhD from Shahrood University of Technology, Shahrood, Iran, in the year 2009 and 2014, respectively. He has published more than 60 research papers in internationally reputed journals. He is a member of building innovation center at Semnan province, Iran. His research interests include energy storage with nanotechnology, nanofluid, NEPCM, nanogenerators, entropy generation m
