Mathematics
Orthogonal polynomials and special functions, Classical Orthogonal Polynomials, Birth and Death Process, Turan Inequalities
, Geometric function theory, Duality Techniques and Positivity of Hypergeoemtric type functions
, Partition Theory and Modular Forms, Lecture Hall Partitions and Eisenstein type continued fractions
, Continued Fractions, Moment Problems, Convergence of continued fractions.