Differential equations, topological dynamics
Ph.D. (Mathematics), Case Western Reserve University
M.S. (Mathematics), University of Utah
B.S. (Mathematics), University of Utah
(Edited with I. Stamova) Lotka-Volterra and Related Systems, De Gruyter, 2013.
(with Anonio Ambrosetti) Ordinary Differential Equations, Springer-Verlag, 2013.
S. Ahmad, A.C. Lazer, On a property a generalize Kolomogorov population model, Discrete and Continuous Dynamical Systems vol. 33. No. 1 (2013).
S. Ahmad, I. Stamova, Stability criteria for impulsive Kolmogorov-type systems of nonautonomous differential equations, Rend. Istit. Mat. Univ. Triest, Vol. 44 (2012).
S. Ahmad, G.T. Stamov, On almost periodic processes in impulsive competitive systems with delay and impulsive perturbations, Nonlinear Analysis-RWA 10, no. 5,(2009).
S. Ahmad, G.T. Stamov, Almost periodic solutions of N-dimensional impulsive competitive Systems, Nonlinear Analysis-RWA 10, no. 3,(2009).