VOLUME 1 1996 NUMBER 1

Jürgen Dassow:
Editorial3–3
Peter J. Grabner, Helmut Prodinger:
On the Optimality of an Algorithm of Reingold and Supowit5–11
Lila Kari, Gabriel Thierrin:
Omega-Syntactic Congruences13–26
Gheorghe Păun:
Regular Extended H Systems are Computationally Universal27–36
Kai Salomaa:
On the Modularity of Decidability of Completeness and Termination37–53
Dietmar Wätjen:
Regulations of Uniformly k-Limited ET0L Systems and Their Relations to Controlled Context-Free Grammars55–74