Vol. 126, No. 4, 2001 · Contents

Josef Kral, Dagmar Medkova:
Essential norms of the Neumann operator of the arithmetical mean

Jan Chrastina:
Examples from the calculus of variations IV. Concluding review

Gary Chartrand, Ping Zhang:
The forcing dimension of a graph

Sergio Celani:
Quasi-modal algebras

Jaroslav Jezek, Vaclav Slavik:
Congruence lattices of finite chains with endomorphisms

Stefan Schwabik:
Operator-valued functions of bounded semivariation and convolutions

D. Holy:
On multifunctions with closed graphs

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