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Publications

Conference Papers
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Exact bound for the number of zero of tow 7th order hyperelliptic integrals January 2013
Bifurcation of limit cycles in a near Hamiltonian system with a cusp of order two and a saddle January 2013
Bifurcation on Flattening Spherical Cap January 2012
The cyclicity of period annulus of a class of reversible quadratic systems January 2012
Limit cycles bifurcations by perturbing an eyefigure loop in a Hamiltonian system January 2012
Period Function for a Class of Hamiltonian Systems January 2008
Estimates of the Number of Limit cycles of a Family of Perturbed Integrable Systems January 2008
Centennial History of Hilbert’s 16th Problem January 2004
Application of Center Manifold Theory in analyzing Bifurcations of Evolution equations January 2002
Methods of Simplifying Dynamical Systems January 2002
A Geometric Model for the Rikitake Attractor January 2002
A New Approach to Analysis of stability and Periodic Solutions of Nonlinear Systems January 1998
A Hopf Bifurcation in an Electrical Turbo-Generator January 1998
Hopf Bifurcation with Approximate D4 Symmetry January 1997
Double Hopf Bifurcation In Magnetoconvection January 1996
On the Dynamics of a Continuous Flow Stirred Tank Reactor(CFSTR) with Mixed Order Consecutive Reactions January 1996
Hopf Bifurcations in a magnetoconvection Problem January 1994
Books
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Differential equations, Dynamical Systems, An Introduction to Chaos January 2012
Elementary differential equations with boundary value problems January 2011
Single Variable Calculus January 2004
Elementary differential equations with boundary value problems January 1997
Journal Papers
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Limit cycle bifurcation by perturbing a cuspidal loop of order 2 in a Hamiltonian system February 2012
, On the number of limit cycles in small perturbations of a class of hyper-elliptic Hamiltonian systems January 2012
Linear estimate of the number of zeros of Abelian Iintegrals for a kind of quintic Hamiltonian, Special Issue of the Bulletin of the Iranian Mathematical Society June 2011
Bifurcations of limit cyclesin small perturbations of a class of hyperelliptic Hamiltonian systems of degree 5 with acusp, Journal of Applied Analysis and Computation August 2011
Bifurcations and distribution of limitcycles which appear from twonests of periodic orbits, Nonlinear Analysis October 2010
Limit Cycles of a Class of Hilbert’s Sixteenth Problem Presented by Fractional Differential Equations May 2010
Bifurcations of limit cycles for a quintic Hamiltonian system with a double cuspidal loop February 2010
The number of limit cycles of a quintic polynomial system with center May 2009
The number of limit cycles of a quintic polynomial system February 2009
Bifurcations of limit cycles in a class of hyper-elliptic Lienard systems, Dynamical Systems December 2009
Bifurcations of limit cycles from quintic Hamiltonian systems withan eye-figure loop (II) August 2008
The number of limit cycles of a quintic Hamiltonian system with perturbation, Balkan Journal of Geometry and Its Applications June 2008
Bifurcations of limit cycles from quintic Hamiltonian systems with an eye-figure loop February 2008
Determining Voltage Instability Point Using Bifurcation Theory, Iranian Journal of Science and Technology August 2001
Periodic Solutions of Nonlinear Equations Based on Extended Stability Theorems of Nonlinear Systems August 2000