Joan Torregrosa

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Armengol GasullProfessor, Universitat Autònoma de BarcelonaVerified email at mat.uab.cat
Jaume LlibreProfessor at Universitat Autònoma de BarcelonaVerified email at mat.uab.cat
Claudio Aguinaldo BuzziUniversidade Estadual PaulistaVerified email at ibilce.unesp.br
Hector GiacominiTours UniversityVerified email at lmpt.univ-tours.fr
Rafel ProhensApplied Math, Universitat de les Illes BalearsVerified email at uib.cat
Joao Carlos da Rocha MedradoUniversidade Federal de GoiásVerified email at ufg.br
Douglas Duarte NovaesAssociate professor in Departament of Mathematics - Universidade Estadual Campinas (UNICAMPVerified email at unicamp.br
Jaume GinéProfessor at Universitat de LleidaVerified email at matematica.udl.cat
Marco Antonio TeixeiraProfessor of Mathematics Institute (IMECC), UnicampVerified email at unicamp.br
Claudio PessoaProfessor de Matemática, Universidade Estadual Paulista - IBILCE/UNESPVerified email at ibilce.unesp.br
Set Pérez-GonzálezPostdoctoral Fellow, Universidade Estadual PaulistaVerified email at mat.uab.cat
Salomón Rebollo PerdomoVerified email at ubiobio.cl
Robert KooijProfessor TU Delft & Senior Scientist TNOVerified email at tudelft.nl
Magdalena CauberghAssociate professor, Universitat Autònoma de BarcelonaVerified email at mat.uab.cat
Anna CimaUniversitat Autònoma de BarcelonaVerified email at mat.uab.cat
Xavier JarqueProfessor of Mathematics, Universitat de BarcelonaVerified email at ub.edu
Joaquim Ortega CerdàUniversity of BarcelonaVerified email at ub.edu
Pedro Toniol CardinProfessor assistente doutor, Universidade Estadual Paulista Júlio de Mesquita FilhoVerified email at unesp.br
José Luis Bravo TrinidadUniversidad de ExtremaduraVerified email at unex.es
Toni GuillamonAssociate Professor of Applied Mathematics, Universitat Politècnica de CatalunyaVerified email at upc.edu

Joan Torregrosa

Applied Math, Universitat Autònoma de Barcelona

Verified email at mat.uab.cat - Homepage

Dynamical Systems Qualitative Theory of Differential Equations


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Piecewise linear perturbations of a linear center C Buzzi, C Pessoa, J Torregrosa Dynamical systems 33 (9), 3915-3936, 2013	136	2013
Limit cycles in the Holling-Tanner model A Gasull, RE Kooij, J Torregrosa Publicacions Matematiques, 149-167, 1997	92	1997
Center-focus problem for discontinuous planar differential equations A Gasull, J Torregrosa International Journal of Bifurcation and Chaos in Applied Sciences and …, 2003	86	2003
Small-amplitude limit cycles in Liénard systems via multiplicity A Gasull, J Torregrosa Journal of differential equations 159 (1), 186-211, 1999	80	1999
Explicit non-algebraic limit cycles for polynomial systems A Gasull, H Giacomini, J Torregrosa Journal of computational and applied mathematics 200 (1), 448-457, 2007	74	2007
Lower bounds for the maximum number of limit cycles of discontinuous piecewise linear differential systems with a straight line of separation J Llibre, MA Teixeira, J Torregrosa International Journal of Bifurcation and Chaos 23 (04), 2013	73	2013
A new approach to the computation of the Lyapunov constants A Gasull, J Torregrosa Comp. and Appl. Math 20, 149-177, 2001	60	2001
Center problem for several differential equations via Cherkas' method A Gasull, J Torregrosa Journal of mathematical analysis and applications 228 (2), 322-343, 1998	60	1998
Uniqueness of limit cycles for sewing planar piecewise linear systems JC Medrado, J Torregrosa Journal of Mathematical Analysis and Applications 431 (1), 529-544, 2015	59	2015
A new algorithm for the computation of the Lyapunov constants for some degenerated critical points A Gasull, J Torregrosa Nonlinear Analysis, Theory, Methods and Applications 47, 4479-4490, 2001	55	2001
On extended Chebyshev systems with positive accuracy DD Novaes, J Torregrosa Journal of mathematical analysis and applications 448 (1), 171-186, 2017	50	2017
New lower bound for the Hilbert number in piecewise quadratic differential systems LPC da Cruz, DD Novaes, J Torregrosa Journal of differential equations 266 (7), 4170-4203, 2019	49	2019
Limit cycles for rigid cubic systems A Gasull, R Prohens, J Torregrosa Journal of mathematical analysis and applications 303 (2), 391-404, 2005	49	2005
Limit cycles in planar piecewise linear differential systems with nonregular separation line PT Cardin, J Torregrosa Physica D: Nonlinear Phenomena 337, 67-82, 2016	43	2016
Upper bounds for the number of zeroes for some Abelian integrals A Gasull, JT Lázaro, J Torregrosa Nonlinear Analysis: Theory, Methods & Applications 75 (13), 5169-5179, 2012	37	2012
Parallelization of the Lyapunov constants and cyclicity for centers of planar polynomial vector fields H Liang, J Torregrosa Journal of Differential Equations 259 (11), 6494-6509, 2015	26	2015
Bifurcation of limit cycles from a polynomial non-global center A Gasull, R Prohens, J Torregrosa Journal of Dynamics and Differential Equations 20 (4), 945-960, 2008	26	2008
Limit cycles appearing from the perturbation of a system with a multiple line of critical points A Gasull, C Li, J Torregrosa Nonlinear Analysis: Theory, Methods & Applications 75 (1), 278-285, 2012	25	2012
A relation between small amplitude and big limit cycles A Gasull, J Torregrosa The Rocky Mountain journal of mathematics, 1277-1303, 2001	24	2001
On the relation between index and multiplicity A Cima, A Gasull, J Torregrosa Journal of the London Mathematical Society 57 (3), 757-768, 1998	24	1998

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