On some classes of linear equations, II.
On Some Classes Of Linear Equations III
On some classes of linear equations. IV.
On some properties of Banach operators.
On some properties of Banach operators. II.
On the approximation of some nonlinear equations.
On the Closedness of the Sum of Two Closed Operators.
On the convergence of Neumann series for noncompact operators
On the Convergence of Neumann Series in Banach Spaces.
On the convergence of semiiterative methods to the Drazin inverse solution of linear equations in Banach spaces.
On the Dirichlet Problem for Functions on the Extreme Boundary of a Compact Convex Set.
On the existence and regularity of solutions of linear equations in spaces
On the existence of solution of the equation and a generalized coincidence degree theory. I.
On the existence of solution of the equation and a generalized coincidence degree theory. II.
On the Fast Convergence of a Galerkin-Like Method for Equations of the Second Kind.
On the Leontief's problem in Banach lattices
On the Lyapunov equation in Banach spaces and applications to control problems.
On the minimal space of surjectivity question for linear transformations on vector spaces with applications to surjectivity of differential operators on locally convex spaces.
On the minimum time control problem and continuous families of convex sets
On the Regularization of Projection Methods for Solving Ill-Posed Problems.