Quadratures of Pontryagin extremals for optimal control problems
Symbolic computation of variational symmetries in optimal control
Positive solutions for elliptic problems with critical nonlinearity and combined singularity
Consider a class of elliptic equation of the form with homogeneous Dirichlet boundary conditions, where (), , and . We use variational methods to prove that for suitable , the problem has at least two positive weak solutions.
Existence and multiplicity of solutions for the noncoercive Neumann -Laplacian.
First integrals for problems of calculus of variations on locally convex spaces.
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