VOLUME 21 2016 NUMBERS 1–2

Special Issues Dedicated to Rudolf Freund on the Occasion of His 60th Birthday

Markus Holzer, Martin Kutrib, Bianca Truthe:
Markus Holzer, Martin Kutrib, Bianca Truthe:
Artiom Alhazov, Sergiu Ivanov, Elisabeth Pelz, Sergey Verlan:
Small Universal Deterministic Petri Nets with Inhibitor Arcs7–26
Henning Bordihn, György Vaszil:
On Lindenmayer Systems with Dynamic Control of Parallelism27–40
Erzsébet Csuhaj-Varjú, Katalin Anna Lázár:
String Assembly in Networks of Evolutionary Processors41–54
Jürgen Dassow:
On the Number of Accepting States of Finite Automata55–67
Henning Fernau:
An Essay on General Grammars69–92
Ronny Polley, Ludwig Staiger:
Quasiperiods, Subword Complexity and the Smallest Pisot Number93–106
Luis Valencia-Cabrera, David Orellana-Martín, Miguel A. Martínez-del-Amor, Agustín Riscos-Núñez, Mario J. Pérez-Jiménez:
Polarizationless P Systems with Active Membranes: Computational Complexity Aspects107–123