Publications

Articles:

Cojocaru, M.-G., Greenhalgh, S. (2011), Dynamic games and hybrid dynamical systems , to appear in: Optimization and Engineering, Applications of Variational Inequalities Issue.

Cojocaru, M.-G., Pia, S. (2011) Non-pivot and implicit projected dynamical systems on Hilbert spaces. to appear in: J. Func. Spaces Applications

Ashlock, D., Kuusela, C., Cojocaru, M. -G. (2011), Shopkeeper Strategies in the Iterated Prisoner's Dilemma, Congress on Evolutionary Computation (CEC), 2011 IEEE, DOI: 10.1109/CEC.2011.5949735

Barbagallo, A., Cojocaru, M.-G., Dynamic vaccination games and variational inequalities on time-dependent sets, Journal of Biological Dynamics, Vol. 4, No.6 (2010), 539-558.

Thommes, E., Thille, H, Cojocaru, M.-G., Nelson, D., A time-dependent ABM model of an eco-product market with social interactions and dynamic pricing schemes, IEEE proceedings of TIC-STH 2009.

Barbagallo, A., Cojocaru, M.-G., Continuity of solutions for parametric variational inequalities in Banach space J. Math. Anal. Appl. 351 (2009) 707-720.

Cojocaru, M.-G., Bauch, C. Vaccination strategy dynamics of population groups with distinct perceived probabilities of infection, JIPAM Volume 10 (2009), Issue 1, Article 3.

Barbagallo, A. and Cojocaru, M.-G., Dynamic equilibrium formulation of the oligopolistic market problem, Mathematical and Computer Modelling 49 (2009) 966-976.

Johnston, M. D., Cojocaru, M.-G., Equilibria and Periodic Solutions Of Projected Dynamical Systems On Sets with Corners, Australian Journal of Mathematical Analysis and Applications (2008), Vol. 5 Issue 2.

Cojocaru, M.-G., Dynamic equilibria of group vaccination strategies in a heterogeneous population,Journal of Global Optimization, Vol. 40, No. 1-3, (2008), 51-63.

Cojocaru, M.-G., Piecewise solutions of evolutionary variational inequalities. Consequences for the double-layer dynamicsmodelling of equilibrium problems , Journal of Inequalities in Pure and Applied Mathematics, Vol. 8, Issue 2, 2007, article 63.

Cojocaru, M.-G., Double-layer dynamics theory and human migration after catastrophic events in: "Nonlinear analysis with applications in Economics, Energy and Transportation", Editors E.Allevi, M.Bertocchi, A.Gnudi, I.V.Konnov, Bergamo University Press, 2007, 65-86.

Cojocaru, M.-G., Bauch, C., Johnston, M., Dynamics of vaccination strategies via projected dynamical systems, Bulletin of Mathematical Biology 69, (2007) 1453-76.

Cojocaru, M.-G. Monotonicity and existence of periodic cycles for projected dynamical systems on Hilbert spaces, Proc. Amer. Math. Soc. 134 (2006) 793-804.

Cojocaru, M.-G. Infinite-dimensional projected dynamics and the 1-dimensional obstacle problem, J. Func. Spaces Applic., Vol. 3 No. 3 (2005).

Cojocaru, M.-G., Daniele P., NagurneyA., Double-layered dynamics: a unified theory of projected dynamical systems and evolutionary variational inequalities, EJOR Vol 175 no. 6 (2006) 494--507.

Cojocaru, M.-G., Daniele, P., Nagurney, A. Projected dynamical systems and evolutionary variational inequalities via Hilbert spaces and applications, JOTA 127 No. 3 (2005), 549 - 563.

Nagurney A., Liu Z., Cojocaru, M.-G., Daniele, P. Dynamic Electric Power Supply Chains and Transportation Networks: An Evolutionary Variational Inequality Formulation, Transportation Research Part E, 43 (5), (2007) 624-646.

Cojocaru, M.-G. and Jonker, L. B.,
Existence of solutions to projecteddifferential equations on Hilbert spaces, "Proceedings of the AMS", Volume 132, Number 1, 183-193, electronically published: May 22, 2003.

Isac, G. and Cojocaru, M.-G.,
The projection operator in a Hilbert space and its directional derivative. Consequences for the theory of projected dynamical systems , "Journal of Function Spaces and Applications", Volume 2, Number 1(2004), 71-95.

Isac, G. and Cojocaru, M.-G.,
Functions without exceptional family of elements and thesolvability of variational inequalities on unbounded sets, "Topological Methods in Nonlinear Analysis", Journal of the Juliusz Schauder Center, Volume 20(2002), 375-391.

Isac, G. and Cojocaru, M.-G.,
Variational inequalities, complementarity problems and pseudo-monotonicity. Dynamical aspects , "Seminar on Fixed Point Theory Cluj-Napoca", Vol. 3(2002) 41-62.

King, A., Cojocaru, M.-G. et al.,
Web-hosting service level agreements, Proceedings of the Pacific Institute of Mathematical Sciences Workshop, June-2001 and IBM Research Reports, January 2002, RC 22301 (W0201-059).


Book chapters:

Cojocaru, M.-G., Hawkins, S., Thille, H., Thommes, E., Double layer and hybrid dynamics of equilibrium problems - applications to markets of environmental products in: Nonlinear Analysis and Optimization, Springer-Verlag (P. Pardalos, T. M. Rassias, A. Khan Eds), 2009.

Cojocaru, M.-G., Daniele P., Nagurney A., Projected Dynamical Systems, Evolutionary Variational Inequalities, Applications, and a Computational Procedure in: "Pareto Optimality, Game Theory and Equilibria", (A. Migdalas,P. Pardalosand L. Pitsoulis Eds.), Nonconvex Optimization and its Applications Series (NOIA), Kluwer Academic Publishers (2006).


Submitted

Cojocaru, M.-G., Thille, H., Thommes, E., Nelson, D., Greenhalgh, S. (2011) Social influence and dynamic demand for new products: application to adoption of hybrid cars , submitted to Environmental Modelling and Software.


Theses
Cojocaru, M. G.,
Projected dynamical systems on Hilbertspaces, Ph. D. Thesis, August 2002.

Cojocaru, M. G.,
The Geometry of the Lorentz Group as a Lie Group, M. Sc. Thesis,June 1997.