Necessary and sufficient conditions for the well posedness of the Cauchy problem for a class of hyperbolic operators with high variable multiplicity
Nonlinear elliptic systems with dynamic boundary conditions.
Nonlinear Evolution Equations and Analyticity. I
Nonlinear Galerkin method in the finite difference case and wavelet-like incremental unknowns.
Nonlinear Galerkin Methods: The Finite Elements Case.
Non-unicité du problème de Cauchy pour des opérateurs de type principal
Note on multiplicative perturbation of local -regularized cosine functions with nondensely defined generators.
Numerical and theoretical treating of evolution problems by the method of discretization in time