On a Class of Nonlinear Diagonal Elliptic Systems with Critical Growth and C?-Regularity -- Higher Integrability from Reverse Jensen Inequalities with Different Supports -- Partial Regularity of Cartesian Currents which Minimize Certain Variational Integrals -- Theoreme des Minimax Locaux et Fonctions Topologiquement Fermees -- Variational Principles with Linear Growth -- Estimation de Lโerreur Dans des Problemes de Dirichlet ou Apparait un Terme Etrange -- On Atypical Variational Problems -- Sur la Controlabilite Exacte Elargie -- Low and High Frequency Vibration in Stiff Problems -- A Time-Discretization Scheme Approximating the Non-Linear Evolution Equation u t + ABu = 0 -- The Stored-Energy for Some Discontinuous Deformations in Nonlinear Elasticity -- The Calculus of Variations and Some Semilinear Variational Inequalities of Elliptic and Parabolic Type -- Some Remarks on the Dependence Domain for Weakly Hyperbolic Equations with Constant Multiplicity -- Monotonicity of the Energy for Entire Solutions of Semilinear Elliptic Equations -- Pseudo-Differential Operators of Volterra Type on Spaces of Ultra Distributions and Parabolic Mixed Problems -- The Neumann Problem for Second Order Elliptic Equations with Rapidly Oscillating Periodic Coefficients in a Perforated Domain -- Discrete Exterior Measures and Their Meaning in Applications -- An Embedding Theorem -- Nonlocal Effects Induced by Homogenization -- On Regularity and Existence of Viscosity Solutions of Nonlinear Second Order, Elliptic Equations -- Etude Dโun Systรจme en Multiplicitรฉ 4, Lorsque le Degrรฉe du Polynรดme Minimal Est Petit -- On the Weierstrass Integrals of the Calculus of Variations over BV Varieties: Recent Results of the Mathematical Seminar in Perugia -- Variable Structure Control of Semilinear Evolution Equations

1. Mathematics
2. Partial differential equations
3. Calculus of variations
4. Mathematics
5. Partial Differential Equations
6. Calculus of Variations and Optimal Control; Optimization