American Journal of Mathematics · 1968 · 121 citations · 2 references
Natural SciencesMathematicsPhysicsDifferential EquationsDynamical SystemsHamiltonian MechanicsHamiltonian SystemsIntegrable SystemsFree Energy FunctionsMorse FunctionsMorse TheoryMorse-smale ComplexesPotential Energy Functions
2
On an approximation theorem of Kupka and Smale
M. M. Peixoto · Journal of Differential Equations · 1967 · 136 citations