Preface
Forbidden Integer Ratios of Consecutive Power Sums, Ioulia N. Baoulina and Pieter Moree
A Note on the Negative Pell Equation, Valentin Blomer
Localisation Conditionnelle de Diviseurs, Régis de la Bretèche, Gérald Tenenbaum
A Ternary Problem in Additive Prime Number Theory, Jörg Brüdern
An Improvement of Liouville's Inequality, Yann Bugeaud
Guided by Schwarz' Functions: a Walk Through the Garden of Mahlers Transcendence Method, Peter Bundschuh and Keijo Väänänen
Sums of Two Squares and a Power, Rainer Dietmann and Christian Elsholtz
Multiplicative Functions and the Sign of Maass Form Fourier Coefficients, P.D.T.A. Elliott
On Error Sum Functions for Approximations with Arithmetic Conditions, Carsten Elsner
Sum of the Lerch Zeta Function over Nontrivial Zeros of the Dirichlet L-Function, Ramūnas Garunkštis and Justas Kalpokas
Schur-Weyl-Dualities
Old and New, Anne Henke
Arithmetic functions
a Pivotal Topic in the Scientific Work of Wolfgang, Karl-Heinz Indlekofer
On Some Selected Works of Wolfgang Schwarz, Aleksandar Ivić
Sums of Two Squares of Sums of Two Squares, Rebecca Jakob
The Joint Discrete Universality of Periodic Zeta-Functions, Antanas Laurinčikas
Remembering Wolfgang Schwarz, his Life and Work, Lutz G. Lucht
Dynamical Systems and Uniform Distribution of Sequences, Manfred G. Madritsch and Robert F. Tichy
Asymptotics and Equidistribution of Cotangent Sums Associated to the Estermann and Riemann Zeta Functions, Helmut Maier and Michael Th. Rassias
A Turán-Kubilius Inequality on Mappings of a Finite Set, Eugenijus Manstavičius
Aspects of Zeta-Function Theory in the Mathematical Works of Adolf Hurwitz, Nicola M.R. Oswald and Jörn Steuding
Selberg Sums a New Perspective, Samuel J. Patterson
Polignac Numbers, Conjectures of Erdős on Gaps between Primes, Arithmetic Progressions in Primes, and the Bounded Gap Conjecture, János Pintz
Idempotents and Congruence ax=b (mod n), Štefan Porubský
Recent Developments on the Edge Between Number Theory and Graph Theory, Jürgen Sander and Thorsten Sander
The Leading Coefficients of Stern Polynomials, Andrzeij Schinzel
The Non-Existence of Universal Carmichael Numbers, Jan-Christoph Schlage-Puchta
Arithmetic Properties of Blocks of Consecutive Integers, Tarlok N. Shorey and Rob Tijdeman
The GCD of the Shifted Fibonacci Sequence, Jürgen Spilker
On Liouville Numbers
Yet Another Application of Functional Analysis to Number Theory, Jörn Steuding
Natural Boundaries of Power Series with Multiplicative Coefficients in Algebraic Number Fields, Friedemann Tuttas
A Minimal Result of Hardy, Eduard Wirsing
Regular Dessins with Abelian Automorphism Groups, Jürgen Wolfart and Benjamin Mühlbauer.