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Papers and Preprints

• On a differentiable linearization theorem of Philip Hartman,
        Modern theory of dynamical systems, 209-262, Contemp. Math. 692, Amer. Math. Soc., Providence, RI, 2017
  

• Rigorous and Accurate Enclosure of Invariant Manifolds on Surfaces, (with M. Berz, K. Makino, J. Grote, and A. Wittig), Regular and Chaotic Dynamics, 2010, Vol. 15, No. 2-3, pp 107-126

• On the estimation of topological entropy (with M. Berz, K. Makino, J. Grote), Discrete and Continuous Math, Vol. 469, 2008, 243-270

• Distortion Estimates for Planar Diffeomorphisms, Contemporary Math, Discrete and Continuous Dynamical Systems, Vol. 22, Number 1 and 2, Sept and Oct, 2008, 345-412

• Homoclinic Phenomena, Encyclopedia of Mathematical Physics, Vol. 4, Elsevier, 2006, 672-678

• Pre-image Entropy (with Wen-Chiao Cheng), Jour. Erg. Theory and Dyn. Sys. 25(2005), Issue 04, 1091-1113

• Symbolic Extensions and Smooth Dynamical Systems (with Tomasz Downarowicz) (2005)

• New Phenomena Associated with Homoclinic Tangencies, Jour. Erg. Theory and Dyn. Sys. 24(2004), 1725-1738

• Cone-fields, Domination, and Hyperbolicity (2004)

• Asymptotic Measures for Hyperbolic Piecewise Smooth Mappings of a Rectangle. Asterisque 261 (2000), 103-159 (with M. Jakobson)

• A two dimensional version of the Folklore Theorem (with M. Jakobson)(1996) ,

• On the estimation of topological entropy (with T. Pignataro)(1993) ,

• On some results of F. Hofbauer on maps of the interval, Dynamical Systems and Related Topics, ed. K. Shiraiwa, World Scientific, 1991, 407-422 ,

• Lectures on Dynamical Systems, CIME Summer School on Dyn, Sys., Progress in Math. 8 (1980), Birkhauser, Boston, 1-115 ,

• The abundance of wild hyperbolic sets and non-smooth stable sets for diffeomorphisms, Publ. Math. IHES 50 (1979), 101-151

• Quasi-elliptic periodic points in conservative dynamical systems (1977)

• Conservative systems and two problems of Smale, Proc. Battelle Symp. on Catastrophe Theory, Lecture Notes in Math 525, Springer-Verlag, New York, 1976, pp. 104-111

• Cycles and Bifurcation Theory, Asterisque 31 (1976), pp. 43-140, (with J. Palis)

• There is a simple arc joining any two Morse-Smale flows, Asterisque 31 (1976), pp. 15-43, (with M. Peixoto)

• On homoclinic points (PAMS) (1976)

• Diffeomorphisms with infinitely many sinks (1973)

• Hyperbolic Limit Sets (1972)

• Bifurcations of Morse-Smale Dynamical Systems (with J. Palis)(1971)

• Hyperbolic Nonwandering Sets on Two-Dimensional Manifolds (with J. Palis)(1971)

• On Codimension One Anosov Diffeomorphisms (1970)

• Nondensity of Axiom A(a) on S^2 (1968)