EntityQ2500406· pop 8· linked from 12 articlesLiénard equationSign in to savetype of differential equation in mathematicsConnectionsordinary differential equationEntityeven and odd functionsEntitymathematicsEntityradioEntityInternational Standard Book NumberEntitydifferential equationEntityvacuum tubeEntityoscillationEntitydynamical systemEntitydifferentiable functionEntityEncyclopedia of MathematicsEntityPlanetMathEntityEuropean Mathematical SocietyEntitystability theoryEntitylimit cycleEntityVan der Pol oscillatorEntityautonomous systemEntityAlfred-Marie LiénardEntityhomoclinic orbitEntityCategoriesDynamical systemsOrdinary differential equationsTheorems in dynamical systems