%0 Journal Article %T A Proof On Weinstein Conjecture On Cotangent Bundles Of Open Manifold %A Renyi Ma %J Mathematics %D 2003 %I arXiv %X We give an proof on the Weinstein conjecture on the cotangent bundles of open manifolds. Its proof is based on Gromov's nonlinear Fredholm alternative. %U http://arxiv.org/abs/math/0309258v1