**Pavel Zorin-Kranich** (University of Bonn):

Mean value estimates for multiparameter Weyl sums via decoupling

October 24, 2018

**Robert Osburn** (University College Dublin):

The colored Jones polynomial for double twist knots

October 30, 2018

**Ana Kontrec:** Bloch-Okounkov theorem and applications in representation theory

November 7, 2018

**Alan Filipin:** Extensions of certain Diophantine pairs II

November 21, 2018

**Borna Vukorepa:** Torsion groups of elliptic curves

December 5, 2018

**Ivan Krijan:** Torsion of elliptic curves over infinite Abelian extensions of **Q**

December 18, 2018

**Samuel Le Fourn** (University of Warwick):

How to prove potentially good reduction for elliptic curves having a rational cyclic subgroup

February 20, 2019

**Andreea Mocanu** (University of Nottingham):

Newform theory for Jacobi forms of lattice index

March 13, 2019

**Dijana Kreso** (Graz University of Technology):

On Goormaghtigh's equation

April 17, 2019

**Laszlo Szalay** (University of Sopron):

Is there any rule for
*F*_{1} = *F*_{2}, *F*_{1} + 2*F*_{2} = *F*_{4},
*F*_{1} + 2*F*_{2} + 3*F*_{3} + 4*F*_{4}
= *F*_{8}?

April 17, 2019

**Kostadinka Lapkova** (Graz University of Technology):

On sums of the divisors of polynomial values

June 5, 2019

**Davide Lombardo** (University of Pisa):

Effective results on Serre's open image theorem for elliptic curves over number fields

June 19, 2019

**Barbara Bosnjak:**
One interpretation of uniqueness conjecture for Markov numbers

July 3, 2019

**Valentina Pribanic:**
Isogeny graphs in cryptography

July 3, 2019

**Antonela Trbovic:**
Some results on uniqueness of Markov numbers

July 10, 2019

**Veronika Pedic:**
Application of Markov theory in phyllotaxis

July 10, 2019

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