**Stefan Planitzer** (Technische Universität Graz):

Romanoff's theorem and related problems

October 5, 2016

**Kwok Chi Chim** (Technische Universität Graz):

On a variant of Pillai's problem

October 5, 2016

**Dijana Kreso** (Technische Universität Graz):

Decomposable polynomials in second order linear recurrence sequences

October 5, 2016

**Aljosa Subasic:**
Classification of solutions of polynomial Pell's equation

October 26, 2016

**Matija Kazalicki:**
More on Diophantine sextuples

November 9, 2016

**Marija Bliznac Trebjesanin:**
Brill-Noether theory

November 16, 2016

**Mathieu Dutour** (Rudjer Boskovic Institute, Zagreb):

Polyhedral subdivisions and homology/cohomology computation

November 23, 2016

**Marc Munsch** (Technische Universität Graz):

Diophantine and distributional properties of polynomial products

December 7, 2016

**Bartosz Naskrecki** (University of Bristol):

Generalized Fermat's equation of type (2,3,*n*)

December 14, 2016

**Marija Bliznac Trebjesanin:**
Diophantine *D*(4)-*m*-tuples and related problems

December 21, 2016

**Ivan Mirkovic** (University of Massachusetts):

Class field theory theorem

January 11, 2017

**Aljosa Subasic:**
Ramanujan's congruences

January 25, 2017

**Filip Najman:**
Growth of torsion groups of elliptic curves upon base change

February 8, 2017

**Matija Kazalicki:**
Supersingular zeros of divisor polynomials of elliptic curves of prime conductor

March 1, 2017

**Marija Bliznac Trebjesanin:**
There does not exist a *D*(4)-quintuple

April 5, 2017

**Florian Luca** (Wits University, Johannesburg; Max Planck Institute, Bonn; University of Ostrava):

On Diophantine quadruples of Fibonacci numbers

April 21, 2017

**Volker Ziegler** (University of Salzburg):

There are no Diophantine quintuples

June 7, 2017

**Nikola Adzaga:**
Chabauty's method

June 14, 2017

**Petar Bakic:**
Images of Galois representations associated to elliptic curves

June 28, 2017

**Christian Elsholtz** (Technische Universität Graz):

The complexity of multiplicative functions

July 12, 2017

**Clemens Heuberger** (Alpen-Adria-Universität Klagenfurt):

Non-Adjacent Digit Expansions

September 27, 2017

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