Deformation from symmetry for Schrödinger equations of higher order on unbounded domains.
Deformation Lemma, Ljusternik-Schnirellmann Theory and Mountain Pass Theorem on C1-Finsler Manifolds
∗Partially supported by Grant MM409/94 Of the Ministy of Science and Education, Bulgaria. ∗∗Partially supported by Grant MM442/94 of the Ministy of Science and Education, Bulgaria.Let M be a complete C1−Finsler manifold without boundary and f : M → R be a locally Lipschitz function. The classical proof of the well known deformation lemma can not be extended in this case because integral lines may not exist. In this paper we establish existence of deformations generalizing the classical result. This...
Degenerate critical points, homotopy indices and Morse inequalities.
Degenerate critical points, homotopy indices and Morse inequalities. II.
Degree Theory on Orientated Infinite Dimensional Varieties and the Morse Number of Minimal Surfaces Spanning a Curve.
Density of Morse Functions on a Complex Space.
Double resonant problems which are locally non-quadratic at infinity.