A global continuation theorem for obtaining eigenvalues and bifurcation points
A new method for obtaining eigenvalues of variational inequalities based on bifurcation theory
A remark on the bifurcation diagrams of superlinear elliptic equations
We prove a formula relating the index of a solution and the rotation number of a certain complex vector along bifurcation diagrams.
An abstract differential equation and the potential bifurcation theorems by Krasnosel'skij
An abstract differential inequality and eigenvalues of variational inequalities
Bifurcation and multiplicity results for nonlinear elliptic problems involving critical Sobolev exponents
Bifurcation into gaps in the essential spectrum.
Bifurcation near solutions of variational problems with degenerate second variation.
Bifurcation of gradient mappings possessing the Palais-Smale condition.
Bifurcation of periodic orbits of time dependent Hamiltonian systems on symplectic manifolds.
Bifurcation of positive solutions for a semilinear equation with critical Sobolev exponent.
Bifurcation of stationary and heteroclinic orbits for parametrized gradient-like flows
Bifurcation problems for nonlinear elliptic variational inequalities
Bifurcation results for a class of perturbed Fredholm maps.
Bifurcations of generic one parameter families of functions on foliated manifolds.
Breaking of Symmetries for Forced Equations.
Constructive branching theory for semi-eigenvalues. (Konstruktive Verzweigungstheorie für Halbeigenwerte.)
Critical orbits of symmetric functionals.
Destabilizing effect of unilateral conditions in reaction-diffusion systems
Estimates on the eigenvalues for some nonlinear ordinary differential operators