Ph.D., University Of Delhi, 1994
M.A., University of Oxford, 1989
B.Sc., Hons. Mathematics, University of Delhi, 1979
Professor, Deputy Director and Secretary, Mathematical Sciences Foundation, Delhi, from 2002.
Department of Mathematics, St. Stephen's College, University of Delhi, Delhi, 1987-2011.
Basic Tools for Mathematics, MS Mathematics
Foundations of Mathematics, BS Mathematics
Maths Project, All undergraduate students
Math 2 - Probability & Statistics, BTech
Error Correcting Codes
de Branges modules in H2 (Ck ); Harmonic Analysis and Hypergroups, Trends In Mathematics, Birkhauser (1998). (With Dinesh Singh)
de Branges spaces contained in some Banach spaces of analytic functions; Illinois Journal of Mathematics, Vol. 39 (1995). (With Dinesh Singh)
de Branges modules in l2 - valued Hardy spaces of the circle and the torus, Jour. of Math. Sciences, Vol 28 (1994). (With Dinesh Singh)
de Branges modules in H2 (Ck ) of the torus; Functional Analysis and Operator Theory, Lecture Notes in Mathematics (Vol. 1511), Springer Verlag (1992). (With Dinesh Singh & B. S. Yadav)