American Journal of Mathematics · 1937 · 14 citations · 0 references
Natural SciencesMathematicsDifferential EquationsDynamical SystemsContinuous Dynamical SystemsDifferential SystemsInitial Value ProblemsOrdinary Differential Equation ModelsStability TheorySystems Of Differential EquationsOrdinary Differential Equation SystemsSecond-order Differential EquationsUniqueness Theorems For Ordinary Differential Equations