J. Villadelprat: search on Z-Library

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1

A Poincaré-Hopf theorem for noncompact manifolds

A. Cima, F. Mañosas, J. Villadelprat

Journal:

Year:

1998

Language:

english

File:

PDF, 1.36 MB

english, 1998

2

A Chebyshev criterion for Abelian integrals

Grau, M., Mañosas, F., Villadelprat, J.

Journal:

Transactions of the American Mathematical Society

Year:

2011

Language:

english

File:

PDF, 782 KB

english, 2011

3

The period function of generalized Loudʼs centers

Marín, D., Villadelprat, J.

Journal:

Journal of Differential Equations

Year:

2013

Language:

english

File:

PDF, 592 KB

english, 2013

4

On the Reversible Quadratic Centers with Monotonic Period Function

J. Villadelprat

Journal:

Proceedings of the American Mathematical Society

Year:

2007

Language:

english

File:

PDF, 1.02 MB

english, 2007

5

The period function for second-order quadratic ODEs is monotone

Armengol Gasull, Antoni Guillamon, Jordi Villadelprat

Journal:

Qualitative Theory of Dynamical Systems

Year:

2004

Language:

english

File:

PDF, 231 KB

english, 2004

6

Unfoldings of saddle-nodes and their Dulac time

Mardešić, P., Marín, D., Saavedra, M., Villadelprat, J.

Journal:

Journal of Differential Equations

Year:

2016

Language:

english

File:

PDF, 446 KB

english, 2016

7

On the Number of Limit Cycles in Generalized Abel Equations

Huang, Jianfeng, Torregrosa, Joan, Villadelprat, Jordi

Journal:

SIAM Journal on Applied Dynamical Systems

Year:

2020

File:

PDF, 461 KB

2020

8

On the wave length of smooth periodic traveling waves of the Camassa–Holm equation

Geyer, A., Villadelprat, J.

Journal:

Journal of Differential Equations

Year:

2015

Language:

english

File:

PDF, 1.02 MB

english, 2015

9

Bifurcation of critical periods from Pleshkan's isochrones

Grau, M., Villadelprat, J.

Journal:

Journal of the London Mathematical Society

Year:

2010

Language:

english

File:

PDF, 377 KB

english, 2010

10

On the period function in a class of generalized Lotka–Volterra systems

J. Villadelprat

Journal:

Applied Mathematics and Computation

Year:

2010

Language:

english

File:

PDF, 482 KB

english, 2010

11

Asymptotic expansion of the Dulac map and time for unfoldings of hyperbolic saddles: Local setting

MarÃn, D., Villadelprat, J.

Journal:

Journal of Differential Equations

Year:

2020

File:

PDF, 570 KB

2020

12

The index of stable critical points

Christian Bonatti, Jordi Villadelprat

Journal:

Topology and its Applications

Year:

2002

Language:

english

File:

PDF, 138 KB

english, 2002

13

Bifurcation of local critical periods in the generalized Loud’s system

J. Villadelprat

Journal:

Applied Mathematics and Computation

Year:

2012

Language:

english

File:

PDF, 338 KB

english, 2012

14

On the period function of centers in planar polynomial hamiltonian systems of degree four

Xavier Jarque, Jordi Villadelprat

Journal:

Qualitative Theory of Dynamical Systems

Year:

2002

Language:

english

File:

PDF, 641 KB

english, 2002

15

The bifurcation set of the period function of the dehomogenized Loud's centers is bounded

Mañosas, F., Villadelprat, J.

Journal:

Proceedings of the American Mathematical Society

Year:

2008

Language:

english

File:

PDF, 226 KB

english, 2008

16

An effective algorithm to compute Mandelbrot sets in parameter planes

Garijo, Antonio, Jarque, Xavier, Villadelprat, Jordi

Journal:

Numerical Algorithms

Year:

2017

Language:

english

File:

PDF, 1.84 MB

english, 2017

17

Bounding the number of zeros of certain Abelian integrals

F. Mañosas, J. Villadelprat

Journal:

Journal of Differential Equations

Year:

2011

Language:

english

File:

PDF, 214 KB

english, 2011

18

On Bounded Vector Fields

Cima, Anna, Mañosas, Francesc, Villadelprat, Jordi

Journal:

Rocky Mountain Journal of Mathematics

Year:

1999

Language:

kurdish

File:

PDF, 291 KB

kurdish, 1999

19

Algebraic and analytical tools for the study of the period function

Garijo, A., Villadelprat, J.

Journal:

Journal of Differential Equations

Year:

2014

Language:

english

File:

PDF, 910 KB

english, 2014

20

A criticality result for polycycles in a family of quadratic reversible centers

Rojas, D., Villadelprat, J.

Journal:

Journal of Differential Equations

Year:

2018

Language:

english

File:

PDF, 374 KB

english, 2018

21

The Period Function of Hamiltonian Systems with Separable Variables

Villadelprat, Jordi, Zhang, Xiang

Journal:

Journal of Dynamics and Differential Equations

Year:

2019

File:

PDF, 505 KB

2019

22

On the Chebyshev Property of Certain Abelian Integrals Near a Polycycle

Marín, D., Villadelprat, J.

Journal:

Qualitative Theory of Dynamical Systems

Year:

2017

Language:

english

File:

PDF, 521 KB

english, 2017

23

On the time function of the Dulac map for families of meromorphic vector fields

Mardesi , P, Mar n, D, Villadelprat, J

Journal:

Year:

2003

Language:

english

File:

PDF, 301 KB

english, 2003

24

Analytic Tools to Bound the Criticality at the Outer Boundary of the Period Annulus

Mañosas, F., Rojas, D., Villadelprat, J.

Journal:

Journal of Dynamics and Differential Equations

Year:

2016

Language:

english

File:

PDF, 712 KB

english, 2016

25

Computer-assisted techniques for the verification of the Chebyshev property of Abelian integrals

Figueras, Jordi-Lluís, Tucker, Warwick, Villadelprat, Jordi

Journal:

Journal of Differential Equations

Year:

2013

Language:

english

File:

PDF, 267 KB

english, 2013

26

On the return time function around monodromic polycycles

D. Marín, J. Villadelprat

Journal:

Journal of Differential Equations

Year:

2006

Language:

english

File:

PDF, 311 KB

english, 2006

27

The period function of reversible quadratic centers

P. Mardešić, D. Marín, J. Villadelprat

Journal:

Journal of Differential Equations

Year:

2006

Language:

english

File:

PDF, 697 KB

english, 2006

28

Criteria to bound the number of critical periods

F. Mañosas, J. Villadelprat

Journal:

Journal of Differential Equations

Year:

2009

Language:

english

File:

PDF, 212 KB

english, 2009

29

Area-Preserving Normalizations for Centers of Planar Hamiltonian Systems

F. Mañosas, J. Villadelprat

Journal:

Journal of Differential Equations

Year:

2002

Language:

english

File:

PDF, 152 KB

english, 2002

30

On the period of the limit cycles appearing in one-parameter bifurcations

Armengol Gasull, Víctor Mañosa, Jordi Villadelprat

Journal:

Journal of Differential Equations

Year:

2005

Language:

english

File:

PDF, 399 KB

english, 2005

31

A NOTE ON THE CRITICAL PERIODS OF POTENTIAL SYSTEMS

MAÑOSAS, F., VILLADELPRAT, J.

Journal:

International Journal of Bifurcation and Chaos

Year:

2006

Language:

english

File:

PDF, 274 KB

english, 2006

32

Nonexistence of Isochronous Centers in Planar Polynomial Hamiltonian Systems of Degree Four

X. Jarque, J. Villadelprat

Journal:

Journal of Differential Equations

Year:

2002

Language:

english

File:

PDF, 272 KB

english, 2002

33

The period function of the generalized Lotka–Volterra centers

J. Villadelprat

Journal:

Journal of Mathematical Analysis and Applications

Year:

2008

Language:

english

File:

PDF, 287 KB

english, 2008

34

Bifurcations of Zeros in Translated Families of Functions and Applications

MardeÅ¡iÄ, P., MarÃn, D., Villadelprat, J.

Journal:

Journal of Dynamical and Control Systems

Year:

2020

File:

PDF, 724 KB

2020

35

The Bifurcation Set of the Period Function of the Dehomogenized Loud's Centers Is Bounded

F. Mañosas and J. Villadelprat

Journal:

Proceedings of the American Mathematical Society

Year:

2008

Language:

english

File:

PDF, 1.06 MB

english, 2008

36

Study of the period function of a two-parameter family of centers

Mañosas, F., Rojas, D., Villadelprat, J.

Journal:

Journal of Mathematical Analysis and Applications

Year:

2017

Language:

english

File:

PDF, 593 KB

english, 2017

37

The criticality of centers of potential systems at the outer boundary

Mañosas, F., Rojas, D., Villadelprat, J.

Journal:

Journal of Differential Equations

Year:

2016

Language:

english

File:

PDF, 709 KB

english, 2016

38

Isochronicity for Several Classes of Hamiltonian Systems

A. Cima, F. Mañosas, J. Villadelprat

Journal:

Journal of Differential Equations

Year:

1999

Language:

english

File:

PDF, 314 KB

english, 1999

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