Nodal Sets and Morse Indices of Solutions of Super-linear Elliptic PDEs

Dual variational methods in critical point theory and applications

Antonio Ambrosetti, Paul H. Rabinowitz · Journal of Functional Analysis · 1973 · 4.4K citations

Natural Sciences, Mathematics, Physics +14

Unique Continuation and Absence of Positive Eigenvalues for Schrodinger Operators

David Jerison, Carlos E. Kenig · Annals of Mathematics · 1985 · 444 citations

Natural Sciences, Mathematics, Physics +8

Nodal sets of eigenfunctions on Reimannian manifolds

Harold Donnelly, Charles Fefferman · Inventiones mathematicae · 1988 · 397 citations

Natural Sciences, Geology, Dynamical Systems +8

SEMINAR ON DIFFERENTIAL GEOMETRY

T. J. Willmore · Bulletin of the London Mathematical Society · 1983 · 258 citations

Natural Sciences, Mathematics, Differential Equations +11

Nodal sets for solutions of elliptic equations

Robert Hardt, Leon Simon · Journal of Differential Geometry · 1989 · 231 citations · Full text

Natural Sciences, Mathematics, Finite Element Analysis +10