Existence and Bifurcation of Solutions for an Elliptic Degenerate Problem

Wave function of the Universe

James B. Hartle, S. W. Hawking · Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields · 1983 · 3K citations

Natural Sciences, Physics, Cosmology +16

Some aspects of nonlinear eigenvalue problems

Paul H. Rabinowitz · Rocky Mountain Journal of Mathematics · 1973 · 353 citations · Full text

Natural Sciences, Mathematics, Physics +12

Bifurcation for Dirichlet Problems Without Eigenvalues

C. A. Stuart · Proceedings of the London Mathematical Society · 1982 · 162 citations

Natural Sciences, Mathematics, Physics +12

Free Ljusternik-Schnirelman theory and the bifurcation diagrams of certain singular nonlinear problems

Hans‐Peter Heinz · Journal of Differential Equations · 1987 · 81 citations

Natural Sciences, Mathematics, Physics +16

Existence and bifurcation theorems for nonlinear elliptic eigenvalue problems on unbounded domains

Achim Bongers, Hans‐Peter Heinz, Tassilo Küpper · Journal of Differential Equations · 1983 · 40 citations

Natural Sciences, Mathematics, Differential Equations +15