Ants Aasma Author

Ants Aasma, PhD, is Associate Professor of Mathematical Economics in the Department of Economics and Finance at Tallinn University of Technology, Estonia.

Hemen Dutta, PhD, is Senior Assistant Professor of Mathematics at Gauhati University, India.

P.N. Natarajan, PhD, is Formerly Professor and Head of the Department of Mathematics, Ramakrishna Mission Vivekananda College, Chennai, Tamilnadu, India.