Volume 14 (1997) no. 6

Table of contents

A generalization of the Weinstein-Moser theorems on periodic orbits of a hamiltonian system near an equilibrium
p. 691-718
Regularity of solutions for arbitrary order variational inequalities with general convex sets
p. 719-758
Quasiconvex functions, SO(n) and two elastic wells
p. 759-785
Nested axi-symmetric vortex rings
p. 787-797