DISCRETE AND CONTINUOUS


DYNAMICAL SYSTEMS

Volume 3 Number 3 July 1997

CONTENTS

Francis Ribaud, Semilinear parabolic equations with distributions as initial data 305
David DeLatte, Diophantine conditions for the linearization of commuting holomorphic functions 317
Wenxiong Chen and Congming Li, Indefinite elliptic problems in a domain 333
J.P.Raymond, Nonlinear boundary control of semilinear parabolic problems with pointwise state constraints 341
Cong Fuzhong and Li Yong, Invariant hyperbolic tori for Hamiltonian systems with degeneracy 371
Nakao Hayashi and Pavel I. Naumkin, Asymptotic behavior in time of solutions to the derivative nonlinear Schrodinger equation revisited 383
Paolo Perfetti, An infinite-dimensional extension of a Poincare's result concerning the continuation of periodic orbits 401
Y.A.Li and P.J.Olver, Convergence of solitary-wave solutions in a perturbed bi-Hamiltonian dynamical system: I.compactons and peakons 419
Sebastian J. Schreiber, Expansion rates and Lyapunov exponents 433
Rossella Bartolo, Periodic orbits on Reimannian manifolds with convex boundary 439
Paola Buttazzoni and Alessandro Fonda, Periodic perturbations of scalar second order differntial equations 451

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