Issue 26

3 - 6 March 1991, Thurnau, Franken

Preface

[B26a] Harald Fripertinger

Enumeration in Musical Theory (14 pp.)

[B26b] Michael Drmota

Kerne und Grundyfunktionen auf Bäumen (3 pp.)

[B26c] Walter Wenzel

Δ-matroids and Pfaffian Forms (2 pp.)

[B26d] W. Florek and T. Lulek

Combinatorial Analysis of Magnetic Configurations (12 pp.)

[B26e] B. Lulek

Impurities in the Heisenberg Magnet and the General Recipe of Weyl (7 pp.)

[B26f] T. Lulek and W. Florek

Gauge Symmetries in the Heisenberg Model of a Magnet (5 pp.)

[B26g] J. J. Seidel

Instroduction to Association Schemes (17 pp.)

[B26h] Henning Krause

Endomorphisms of Words in a Quiver

[B26i] Josef Wolfgang Degen

Some Contributions to the Model Theory of Mono-Unaries (6 pp.)

[B26j] Arnulf Hirschelmann

Ein Evolutionsspiel im Partitionengraph (6 pp.)

[B26k] Giuseppe Pirillo

Properties of Integers and Finiteness Conditions for Semigroups (8 pp.)

[B26l] Norbert Spangenberg and Karl Erich Wolff

Interpretation von Mustern in Kontexten und Begriffsverbänden (22 pp.)