On a class of linear operators.
On a symbol of operators generating finite-dimensional algebras
On algebraic generation of B(X) by two subalgebras with square zero
On Berberian's representation
On bounded time-dependent perturbations of operator cosine functions.
On Hilbert-Schmidt spaces
On ideals of operators and of locally convex spaces.
On inclusion relations between Lorentz sequence spaces and inequalities of Lewis type.
On isomorphisms between certain subalgebras of B(X)
On joint spectra of operators on a Banach space isomorphic to its square
On p-absolutely summing operators acting on Banach lattices
On reducibility of some operator semigroups and algebras on locally convex spaces.
On some Banach ideals of operators
On strongly closed subalgebras of B(X)
On the equality of injective and projective tensor products
On the Relationship Between yp-Radonifying Operators and Other Operator Ideals in Banach Spaces of Stable Type p.
On the Tensor Stability of s-Number Ideals.
On the three-space property for locally convex spaces.
On the weak amenability of ℬ(X)
We investigate the weak amenability of the Banach algebra ℬ(X) of all bounded linear operators on a Banach space X. Sufficient conditions are given for weak amenability of this and other Banach operator algebras with bounded one-sided approximate identities.
On Transitive and Reductive Operator Algebras.