On the positive periodic solutions of a class of Liénard equations with repulsive singularities in degenerate case
Xingchen Yu, Yongli Song, Shiping Lu, José Godoy
Topics & Concepts
MathematicsGravitational singularityDegenerate energy levelsMultiplicity (mathematics)Mathematical analysisMathematical physicsPure mathematicsClass (philosophy)PhysicsQuantum mechanicsArtificial intelligenceComputer scienceAdvanced Differential Equations and Dynamical SystemsNonlinear Differential Equations AnalysisQuantum chaos and dynamical systems