Concepedia
Applied Mathematics Letters · 2005 · 16 citations · 8 references
Natural SciencesMathematicsDifferential EquationsDynamical SystemsExistence TheoryInitial Value ProblemsPartial Differential EquationsSystems Of Differential EquationsPeriodic Solutions Of Differential EquationsSecond-order Differential Equations
8
Application of a lemma on bilinear forms to a problem in nonlinear oscillations
A. C. Lazer · Proceedings of the American Mathematical Society · 1972 · 84 citations · Full text
Natural Sciences, Mathematics, Differential Equations +15
Existence of periodic solutions of duffing equations
Patrick Habets, Gerhard Metzen · Journal of Differential Equations · 1989 · 56 citations
Natural Sciences, Mathematics, Differential Equations +10
Riesz bases of solutions of Sturm-Liouville equations
Xionghui He, Hans Volkmer · Journal of Fourier Analysis and Applications · 2001 · 54 citations
Natural Sciences, Mathematics, Differential Equations +8
On a nonlinear two-point boundary value problem
A. C. Lazer, D.E Leach · Journal of Mathematical Analysis and Applications · 1969 · 53 citations
Natural Sciences, Mathematics, Differential Equations +9
Linear eigenvalues and a nonlinear boundary value problem
Edward M. Landesman, A. C. Lazer · Pacific Journal of Mathematics · 1970 · 50 citations · Full text
Natural Sciences, Mathematics, Differential Equations +13