Mathematical Aspects of Finite Element Methods : Proceedings of the Conference Held in Rome December 10–12 1975 Mathematical problems of computational decisions in the finite element method Estimations d’Erreur dans L pour les Inequations a Obstacle Hybrid methods for fourth order elliptic equations Variational techniques for the analysis of a lubrication problem Interior L estimates for finite element approximations of solutions of elliptic equations H1 galerkin methods for a nonlinear dirichlet problem Discretization of rotational equilibrium in the finite element method Integration techniques for solving algebraic systems On the application of the minimum degree algorithm to finite element systems Methodes d’Elements Finis en Viscoelasticite Periodique On solving a mixed finite element approximation of the dirichlet problem for the biharmonic operator by a quasi direct method and various iterative methods Sur l’Approximation de Problems a Frontiere Libre dans les Materiaux Inhomogenes Sur les Problemes Variationnels Noncoercifs et l’Equation du Transport Application of a mixed finite element method to a nonlinear problem of elasticity Error estimates for some variational inequalities Certains Problems non Lineaires de la Physique des Plasmas L convergence of finite element approximations Dual Mixed Hybrid finite element method for second order elliptic problems A mixed finite element method for 2 nd order elliptic problems The influence of the choice of connectors in the finite element method Some error estimates in Galerkin methods for parabolic equations Some superconvergence results in the finite element method.