Publications
Singularities of the Hamiltonian Vectorfield in Nonautonomous Variational Problems. Journal of Mathematical Analysis and Applications. 2003;283(2):610-632.
Statistical analysis of non-uniformly expanding dynamical systems Instituto de Matemática Pura e Aplicada (IMPA), Rio de Janeiro 2003.
Surface group representations and $\rm U(p,q)$-Higgs bundles. J. Differential Geom.. 2003;64:111-170.Edit
Switching along a network. In: International Conference on Differential Equations, Equadiff 2003, Hasselt, Belgium .; 2003. 4. p. 449-451p.
Synchronization of coupled equations of Hodgkin-Huxley type. Dyn. Contin. Discrete Impuls. Syst. Ser. A Math. Anal.. 2003;10:463-476.Edit
Some key problems on finite semigroups. Semigroup Forum. 2002;64:159-179.Edit
Statistical stability for robust classes of maps with non-uniform expansion. Ergodic Theory Dynam. Systems. 2002;22:1-32.Edit
Structure of relatively free bands. Comm. Algebra. 2002;30:4165-4187.Edit
A study on the optimum order of autoregressive models for heart rate variability. {PHYSIOLOGICAL MEASUREMENT}. 2002;{23}:{325-336}.Edit
Systems of inequalities and numerical semigroups. J. London Math. Soc. (2). 2002;65:611-623.Edit
SC-hyperdecidability of $\bf R$. Theoret. Comput. Sci.. 2001;255:569-591.Edit
Short-waves instabilities in the Benjamin-Bona-Mahoney-Perigrine equation: theory and numerics. Inverse Problems. 2001;17(4):864-870.Edit
Singularities of the Hamiltonian Vectorfield in Optimal Control Problems. Journal of Mathematical Analysis and Applications. 2001;254(1):53-70.
Stochastic behavior of asymptotically expanding maps. Discrete Contin. Dynam. Systems. 2001:14-21.
Sur certains systèmes d'équations avec contraintes dans un groupe libre–-addenda. Port. Math. (N.S.). 2001;58:379-387.Edit
SRB measures for non-hyperbolic systems with multidimensional expansion. Ann. Sci. École Norm. Sup. (4). 2000;33:1-32.
SRB measures for partially hyperbolic systems whose central direction is mostly expanding. Invent. Math.. 2000;140:351-398.Edit
Statistical properties of passive tracersin a positive four-point vortex model. American Physical Society. 2000;62:1424-1426.Edit
On the structure of simplicial affine semigroups. Proc. Roy. Soc. Edinburgh Sect. A. 2000;130:1017-1028.Edit
Syntactic and global semigroup theory: a synthesis approach. In: Algorithmic problems in groups and semigroups (Lincoln, NE, 1998). Birkhäuser Boston, Boston, MA; 2000. 1. p. 1-23p. (Trends Math.).Edit
On semilocal modules and rings. Comm. Algebra. 1999;27:1921-1935.Edit
Shohat-Favard and Chebyshev's methods in d-orthogonality. Numerical Algorithms. 1999;20:139-164.Edit
Some algorithmic problems for pseudovarieties. Publ. Math. Debrecen. 1999;54:531-552.Edit
Spatial hidden symmetries in pattern formation. In: Pattern formation in continuous and coupled systems (Minneapolis, MN, 1998). Vol 115. Springer, New York; 1999. 8. p. 83-99p. (IMA Vol. Math. Appl.; vol 115).Edit
On the structure of Cohen-Macaulay simplicial affine semigroups. Comm. Algebra. 1999;27:511-518.Edit