Nonlinear Analysis · 2001 · 200 citations · 0 references
Natural SciencesMathematicsDifferential EquationsBoundary ConditionsBoundary-value ProblemsFixed Point TheoryFixed PointsInitial Value ProblemsElliptic Boundary-value ProblemsFixed Point FormulationsFixed Point Index TheoryIndex TheoryMultipoint Boundary Value ProblemsNonlinear Boundary-value ProblemsStationary Solutions