Publicaţii, Congrese

Cărţi

M. Sterpu, C. Rocsoreanu Modelarea si simularea proceselor economice , Ed. Universitaria Craiova, 2007, p. 136, ISBN 978-606-510-078-7.

M. Sterpu, Modelare algoritmica. Aplicatii in C si Maple , Ed. Universitaria Craiova, 2006, p. 190, ISBN 973-742-427-1, ISBN 978-973-742-427-3.

Mariana Popescu, Mihaela Sterpu, Geometrie analitica. Teorie si aplicatii. Ed. Universitaria Craiova, 2004, p. 384, ISBN 973-8043-473-3.

G. Murarescu, M. Sterpu, Teoria diferentiala a curbelor si suprafetelor. Teorie si aplicatii , Ed. Universitaria Craiova, 2003, p. 203, ISBN 973-8043-345-5.

M. Sterpu, Dinamica si bifurcatii pentru doua modele Van der Pol generalizate (Dynamics and bifurcations for two generalized Van der Pol models) , Ed. Univ. din Pitesti, Seria Matematica Aplicata si Industriala 8, 2001, p. 238, ISBN 973-8212-55-3. (in romanian, with an extended abstract in english).

Articole publicate

Relations between income inequality, economic growth and poverty threshold: new evidences from EU countries panels, Technological and Economic Development of Economy, 26(1) (2020), 290-310; (with G. Soava; A. Mehedintu) link

Remittances, Migration and Gross Domestic Product from Romania’s Perspective, Sustainability, 12(1) (2020), Article Number: 212 (with A. Mehedintu; G. Soava) link

The Effect of Remittances on Poverty in the Emerging Countries of the European Union, Sustainability, 11(12) (2019), Article Number: 3265 (with A. Mehedintu; G. Soava) link

Approximations of the heteroclinic orbits near a double-zero bifurcation with symmetry of order two. Application to a Lienard equation, International Journal of Bifurcation and Chaos, 29(6) (2019), Art. 1950074 (with Carmen Rocşoreanu) preprint of the article link, Copyright World Scientific Publishing Company This research was partially supported by Horizon2020-2017-RISE-777911 project.

Impact of Economic Growth and Energy Consumption on Greenhouse Gases Emissions: Testing Environmental Curves Hypotheses on EU Countries, Sustainability 10(9) (2018), Article Number: 3327 (with G. Soava; A. Mehedintu) link

Impact of Renewable Energy Consumption on Economic Growth: Evidence from European Union Countries, Technological and Economic Development of Economy, 24(3) (2018), 914-932; (with G. Soava; A. Mehedintu) link

Estimation and Forecasts for the Share of Renewable Energy Consumption in Final Energy Consumption by 2020 in the European Union, Sustainability 10(5) (2018), Article Number: 1515 (with A. Mehedintu; G. Soava) link

Approximations of the homoclinic orbits near a double-zero bifurcation with symmetry of order two, International Journal of Bifurcation and Chaos, 27(7) (2017), Art. 175109 (with C. Rocşoreanu) link

Controllable Hopf bifurcations of codimension 1 and 2 in nonlinear control systems, Nonlinear Analysis: Theory, Methods & Applications, 74 (9) (2011), p. 3046-3054. (with D. de Carvalho Braga, L. F. Mello, C. Rocsoreanu) (DOI: 10.1016/j.na.2011.01.033)

Control of planar Bautin bifurcation, Nonlinear Dynamics, vol 62 (4) (2010), p. 989-1000 (with D. de Carvalho Braga, L. F. Mello, C. Rocsoreanu) (DOI: 10.1007/s11071-010-9779-2)

Lyapunov coefficients for non-symmetrically coupled identical dynamical systems. Application to coupled advertising models, Discrete and Continuous Dynamical Systems - Series B, Vol. 11 (2009), Issue 3, p. 785-803. (with C. Rocsoreanu, L. F. Mello and D. Braga) (DOI: 10.3934/dcdsb.2009.11.785)

Bifurcation in a nonlinear business cycle model, ROMAI Journal 2009/2, p. 145-152 (with Carmen Rocsoreanu)

Approximate limit cycles for the Rayleigh model, ROMAI Journal, vol. 4, nr. 2, 2008, p. 73-80. (with A. Georgescu and P. Bazavan)

Stability and Hopf bifurcation for Two Advertising Systems, Coupled with Delay, in: Numerical Analysis and Applied Mathematics,International Conference on Numerical Analysis and Applied Mathematics, Corfu, Greece, September 2007, AIP Conference Proceedings 936, Amer. Inst. Phys., Melville, NY, 2007 (editor: Th. Simos), pp. 535-538. ISBN 978-0-7354-0447-2; ISSN 0094-243X. (with C. Rocsoreanu)

Algorithms for optimally computing in-line visibility and their applications, Analele Universitatii A.I. Cuza Iasi, Seria Informatica, 29(17), vol. XVI (2006), p. 39-50. (with M. Cosulschi)

First Liapunov coefficient for coupled identical oscillators. Application to coupled demand-supply model, Mathematical Methods in Applied Sciences, 29(17), (2006), p. 2037-2046. (with C. Rocsoreanu) (DOI: 10.1002/mma.762)

Hopf bifurcation in coupled oscillators, In: MATHEMATICAL ANALYSIS AND APPLICATIONS: International Conference on Mathematical Analysis and Applications, Craiova (Romania) 2005, American Institute of Physics Conference Volume 835, (editors: V. Rădulescu, C.P. Niculescu), (2006), p. 133-142. (with C. Rocsoreanu).

Hopf bifurcation in a system of two coupled advertising oscillators, Nonlinear Analysis: Real World Applications, Elsevier, 6 (2005), no. 1, p. 1-12. (with C. Rocsoreanu) (DOI: 10.1016/j.nonrwa.2004.07.003)

Stability and fold bifurcation in a system of two coupled demand-supply models, Bulletin of Academy of Sciences of Moldova, Matematica, 3(46), (2004), p. 53-62. (with C. Rocsoreanu)

Local bifurcations in the FitzHugh-Nagumo system, Analysis and Optimisation in Differential Systems, Kluwer Acad. Publ., 2003, p. 345-356. (with C. Rocsoreanu)

Two approximations of homoclinic bifurcation curves in the FitzHugh-Nagumo system, Annals of University of Craiova, Math.Comp.Sci.Ser., 30 (2003), no. 2, p. 166-174. (with C. Rocsoreanu)

Nonhyperbolic singularities in a system of two coupled ocillators Proc. of the 11th Conf. on Appl. Ind. Math., 2003, Oradea, p. 195-201.(with C. Rocsoreanu)

Two approximations of homoclinic bifurcation curves in the FitzHugh-Nagumo system, Annals of University of Craiova, Math.Comp.Sci.Ser., 30 (2003), no. 2, p. 166-174. (with C. Rocsoreanu)

Saddle-node bifurcations for the FitzHugh-Nagumo model, Math. Rep., Acad. Rom., 4(54), 3 (2002), p. 273-280.

Codimension one bifurcations for a Rayleigh model, Bull. Academy of Science of Rep. Moldova, Mathematica, 1(38), (2002), p. 69-76. (with A. Georgescu)

A double-zero with symmetry of order two bifurcation in the FitzHugh-Nagumo model, Ann. University of Craiova, Mathematics-Informatics Series, XXIX (2002), p. 130-136.

Dynamics generated by the generalized Rayleigh equation I. The unforced case, An. Univ. de Vest Timisoara, Seria Mat.-Inf., 39, 2(2001), p. 147-154.

Codimension three bifurcations for the FitzHugh-Nagumo system, Math. Rep., Acad. Rom., 3(53), 3 (2001), p. 287-292. (with A. Georgescu).

Computational methods to construct juxtaposition fractals, An. Univ. de Vest Timisoara, Seria Mat.-Inf., 39, 1 (2001), 157-170.

Codimension three bifurcations for a FitzHugh-Nagumo like system, Bul. St. Univ. Pitesti, seria Mat.-Inf., 4 (2000), p. 193-197, (with A. Georgescu).

Period doubling bifurcations for a periodically forced Rayleigh equation, Bul. St. Univ. Pitesti, seria Mat.-Inf., 4 (2000), p. 187-191, (with P. Bazavan).

Dynamics generated by the generalized Rayleigh equation II. Periodic solutions, Math. Rep., Acad. Rom., 2(52), 3 (2000), p. 367-378, (with A. Georgescu, P. Bazavan).

Dynamics and Bifurcations in the Periodically Forced FitzHugh-Nagumo System, Int. J. Chaos Theory and Applications, 5, 2 (2000), p. 63-80, (with A. Georgescu).

A numerical convexity invariant for plane domains, An. Univ. Craiova, Seria Mat.-Inf., XXV (1998), p. 87-92, (with P. Bazavan).

Study on a Rayleigh equation, Bul. St. Univ. Pitesti, seria Mat.-Inf., 3 (1999), 429--434, (with P. Bazavan).

Regression with a unit-vector type function on a Riemann space, An. Univ. Craiova, Seria Mat.-Inf., XXIV (1997), p. 127-136.

A comparative analysis of Monte Carlo estimations of areas and volumes for free boundary domains, Proc. of the Eight Int. Symp. on Appl. Stoch. Models and Data Analysis (ASMDA '97), Anacapri/Napoli, Italy, 11 - 14 June 1997 (Eds. J. Janssen, C. Lauro), vol. 8, p. 193-198, (1997), (with F. Gorunescu, M. Gorunescu).

Note on a test involving repeated trials for the hit or miss Monte Carlo integration, An. Univ. Craiova, Seria Mat.-Inf., vol. XXI, p. 42-50, (1994), (with F. Gorunescu, M. Gorunescu).

Hit or miss Monte Carlo simulation for improper integrals, An. Univ. Craiova, Seria Mat.-Inf., vol. XX, p. 22–26, (1993), (with F. Gorunescu, M. Gorunescu).

Comunicări prezentate la manifestări ştiinţifice

Bautin bifurcation control in a planar system, The 17th Conference on Applied and Industrial Mathematics, CAIM 2009, Constanta. (with C. Rocsoreanu)

Hopf bifurcation in a business model with time delay, The 16th Conference on Applied and Industrial Mathematics, CAIM 2008, Oradea. (with C. Rocsoreanu)

Stability and Hopf bifurcation in a nonlinear IS-LM model with time delay. Applications, The International Conference of Differential Geometry and Dynamical Systems DGDS 2008, Mangalia, 29 august-2 septembrie 2008. (with C. Rocsoreanu)

Hopf bifurcation for coupled identical dynamical systems. Applications, 6-th International Congress of Romanian Mathematicians, Bucuresti, June 28-July 4, 2007. (with C. Rocsoreanu)

Stability and Hopf Bifurcations for Two Advertising Systems, Coupled with Delay, International Conference on Nonlinear Analysis and Applied Mathematics, Grecia, September 16-20, 2007. (with C. Rocsoreanu)

Fold and Hopf bifurcations in non-symmetrically coupled dynamical systems, The 14th Conference On Applied and Industrial Mathematics, CAIM 2006, Universitatea din Stat din Chisinau, Rep. Moldova, August 17-19, 2006. (with C. Rocsoreanu)

Liapunov coefficients in non-symmetrically coupled systems, International Conference On Applied Analysis and Differential Equations, Universitatea din Iasi, September 4 -9, 2006. (with C. Rocsoreanu)

Center manifold for coupled Hopf oscillators, The 13th Conference On Applied and Industrial Mathematics, CAIM 2005, University of Pitesti, October 14-16, 2005; (with C. Rocsoreanu)

Bifurcation for coupled Hopf oscillators, 7th Conference on Nonlinear Analysis and Applications, September 23-24, 2005, University of Craiova; (with C. Rocsoreanu)

An alternate proof for the Bogdanov-Takens for a demand-supply model, The 12th Conference On Applied and Industrial Mathematics, CAIM 2004, University of Pitesti, October 15-17, 2004

Nonhyperbolic singularities in a system of two coupled offer - request models, Second Conference of the Mathematical Society of Moldavia, Chisinau, Rep. Moldova, August 17-19, 2004; (with C. Rocsoreanu)

Bifurcation in a system of two coupled offer - request models, 7e Colloque Franco-Roumain de Mathematiques Appliquees, University of Craiova, September 1-4, 2004; (with C. Rocsoreanu)

Nonhyperbolic singularities in a system of coupled oscillators The 11th Conference On Applied and Industrial Mathematics, CAIM 2003, University of Oradea, Romania, May 29-31, 2003; (with C. Rocsoreanu)

An overview on dynamic bifurcations in the FitzHugh-Nagumo System Int. Conference on Analysis and Optimisation of Differential Systems, "Ovidius" University, Constanta, Romania, September 10-14, 2002; (with C. Rocsoreanu)

Two approximations of homoclinic bifurcation curves for the FitzHugh-Nagumo system The 10th Conference On Applied and Industrial Mathematics, CAIM 2001, University of Pitesti, Romania, October 12-14, 2002; (with C. Rocsoreanu).

Codimension one bifurcations for the periodically forced Rayleigh model First Conference of the Mathematical Society of Moldavia, Chisinau, Rep. Moldavia, August 16-18, 2001; (with A. Georgescu).

On a cusp bifurcation in the FitzHugh-Nagumo model Fifth national Conf. on Mathematical Analysis and Applications V-a , University of Craiova, Romania, November 2-3, 2001

Alternance between periodic and chaotic attractors in a Rayleigh model The 9th Conference On Applied and Industrial Mathematics, CAIM 2001, University of Pitesti, Romania, October 12-14, 2001; (with P. Bazavan)

Approximate limit cycles for the Rayleigh model The 8th Conference on Applied and Industrial Mathematics, CAIM 2000, University of Pitesti, Romania, October 13-15, 2000; (with A. Georgescu, P. Bazavan)

Some bifurcations for the forced Rayleigh equation The 7th Conference on Applied and Industrial Mathematics, CAIM 99, University of Pitesti, Romania, October 15-17, 1999;(with P. Bazavan).

Codimension three bifurcations for a FitzHugh-Nagumo like model The 7th Conference on Applied and Industrial Mathematics, CAIM 99, University of Pitesti, Romania, October 15-17, 1999; (with A. Georgescu).

Hit or miss Monte Carlo simulation for evaluating the fractal dimension Annual Scientific Conference GAMM 98, University of Bremen, 1998, (with P. Bazavan).

Study on a Rayleigh equation" The 6th Conf. on Applied and Industrial Mathematics, CAIM 98, University of Pitesti, Romania, October 16-18, 1998,(with P. Bazavan)

A comparative analysis of Monte Carlo estimations of areas and volumes for free boundary domains Eight International Symposium on Applied Stochastic Models and Data Analysis (ASMDA '97), Anacapri/Napoli, Italy, 11 - 14 June 1997, (with F. Gorunescu, M. Gorunescu).

Pattern Convex Improvement, Fifth SIAM Conference on Optimisation, Victoria, British Columbia, Canada, may 1996, (with V. Boju).

A Computational Approach on TVF-Regression Riemannian Submanifolds Fifth SIAM Conference on Optimisation, Victoria, British Columbia, Canada, May 1996, (with V. Boju)