What should be a rate of convergence ?
Banach Algebras with Involution.
A Theorem of the Closed Graph Type.
Uniqueness in the first maximum problem.
Derivations, Commutators and the Radical.
An operator-theoretic approach to theorems of the Pick-Nevanlinna and carathéodory types.
Some Open Mapping Theorems in LF-Spaces and their Application to Existence Theorems for Convolution Equations.
Survey of some results in spectral theory obtained in Prague
On a theorem of Mazur and Orlicz
Factorization in Banach algebras
A uniform boundedness theorem and mappings into spaces of operators
Universal estimates of the spectral radius
Completeness and the open mapping theorem
Simultaneous extensions of two functionals
An extension theorem for separately continuous functions and its application to functional analysis
A combinatorial theorem on systems of inequalities and its application to analysis
Supplement to the article “On approximation of continuous functions in the metric ”
On the closed graph theorem
О включении семигрупп
On approximation of continuous functions in the metric
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