PROFESSIONAL AND HONORARY   MEMBERSHIPS

                 The Mathematical Association of America (1986-1991).

                 Mathematical Programming Society (1990-1992).

Mathematics Association of Iran.

Iranian Society of Cryptology.

Iranian Fuzzy Systems Society.

Asian Council of Science Editors (2015).

FIELDS OF INTEREST

                   Numerical Solution of Integral Equations, Singular Integral Equations with Hilbert or Cauchy Kernels,

                   Hammerstein  Integral Equations, Numerical Solution of Differential Equations, Wavelet Basis, Data

                    Envelopment  Analysis, Numerical Solution of  Partial Differential Equations, Fuzzy Numerical Analysis,

Variational Iteration Method, Homotopy Perturbation Method, Homotopy Analysis Method.