An exploration of nonlinear functional analysis and applications to differential equations. It addresses areas such as Hamiltonian systems, variational methods, duality in nonlinear analysis and applications, and degree and multiplicity results for a superlinear problem.

An exploration of nonlinear functional analysis and applications to differential equations. It addresses areas such as Hamiltonian systems, variational methods, duality in nonlinear analysis and applications, and degree and multiplicity results for a superlinear problem.