ACTA SCIENTIARUM MATHEMATICARUM (Szeged)

Some absolute topological properties under monotone unions

T. M. Adeniran

Bemerkung zu einem von F. Szász angegebenen Ring

H. J. Weinert

D'Alembert's functional equation in Banach algebras

J. A. Baker

A connection between commutativity and separation of spectra of operators

M. R. Embry

On the Suzuki structure theory for non self-adjoint operators on Hilbert space

F. Gilfeather

Weighted bilateral shifts of class $C_{01}$

F. Gilfeather

Degree of approximation by Cesàro means of Fourier--Laguerre expansions

D. P. Gupta

Operators unitary in an indefinite metric and linear fractional transformations

J. W. Helton

A remark on the cosine of linear operators

P. Hess

Compact restrictions of operators

A. Brown, C. Pearcy

Extending mutually orthogonal partial latin squares

Ch. C. Lindner

On an extremum problem for polynomials

G. Freud

A new proof of the formulas involving the distributions $\delta^+$ and $\delta^-$

D. Mitrović

Generalizations of the Hardy--Littlewood inequality

J. Németh

Logarithmic concave measures with application stochastic programming

A. Prékopa

Über das Maximum der Summen orthogonaler Funktionen

K. Tandori

Über die regulären duo-Elemente in Gruppoid Verbänden

O. Steinfeld

On minimal biideals of rings

F. A. Szász

On axiomatic characterization of $\sum$-semirings

S.-M. Lee

Remarks on endomorphism rings of torsion free abelian groups

L. C. A. van Leeuwen

$S$-objects in an abelian category

G. B. Williams