23/9/1989-12/7/1996 Lecturer, Department of Mathematics, K.N. Toosi
Univ. of Tech., Tehran, Iran.
23/1/1990-23/9/1993 Committee Member and Lecturer,
Department of Mathematicsand and Statistics, Iran Univ. of Medical
Sciences, Tehran, Iran.
23/9/1993-23/9/1995 Committee Member and Lecturer, Department of
mathematics , ,Azad Univ. Central Branch, Tehran, Iran.
12/7/1996-14/7/2002
Scientific Member and Lecturer, Department of Mathematics, K.N. Toosi Univ. of Tech.
14/7/2002-Present Assistant Professor in Department
of Mathematics, K.N. Toosi Univ. of Tech., Tehran, Iran.
4-6,May,2000, April, Member of the Scientific and
Executive Committee of the 3th Seminar and 24th
Competition Among Iranian Univ. Students, K.N.Toosi Univ. of
Tech. Tehran, Iran.
19/4/2005-28/10/2009 Research Deputy of the Faculty of
Science, K.N. Toosi Univ. of Tech., Tehran, Iran.
