ACTA SCIENTIARUM MATHEMATICARUM (Szeged)

On Csákány's problem concerning affine spaces

J. Dudek

Some nontrivial implications in congruence varieties

G. Czédli

Algebras and varieties satisfying the congruence extension property

I. Chajda

Two-dimensional real algebras with zero divisors

S. C. Althoen, K. D. Hansen

On the additive groups of $m$-rings

Sh. Feigelstock, J. B. Muskat

On rings satisfying $(x,y,z)=(y,z,x)$

Y. Paul

On commutativity of left $s$-unital rings

H. A. S. Abujabal

Additive functions satisfying congruences

I. Kátai, M. van Rossum-Wijsmuller

On equivalence of two variational problems in $k$-Lagrange spaces

M. Sz. Kirkovits

On an integral inequality for concave functions

H. Alzer

On the generalized strong de la Vallée Poussin approximation

L. Leindler

An additional note on strong approximation by orthogonal series

L. Leindler, A. Meir

On the generalized absolute summability of double series

Z. Németh

On an imbedding theorem

N. X. Ky

Relating the normal extension and the regular unitary dilation of a subnormal tuple of contractions

A. Athavale

Linear operators with a normal factorization through Hilbert space

B. A. Barnes

Shorts of operators and some extremal problems

E. L. Pekarev

A note on compact weighted composition operators on $L^p(\mu)$

J.-T. Chan

Strongly dense simultaneous similarity orbits of operators

J. Barria

$\rho$-dilations and hypo-Dirichlet algebras

T. Nakazi