### Calendar

**25.10. 10:15 Florian Kohl (FU Berlin): HASE --- a program that determines the holes of (pointed) affine semigroups – M3 (M234)**

**25.10. 15:15 Marc Lelarge (École Normale Supérieure & INRIA): Community Detection with the Non-Backtracking Operator – M1 (M232)**

26.10. 12:15 Teemu Saksala (University of Helsinki): How to find the Riemannian structure from the solution mapping of a wave equation on a manifold? – M3 (M234)

26.10. 15:15 Petteri Kaski (Aalto University, Department of Computer Science): How proofs are prepared at Camelot – M2 (M233)

31.10. 15:15 Hao Wu (University of Geneva): Arm Exponents for Ising and FK-Ising Model (further info) – M3 (M234)

1.11. 10:15 Kaie Kubjas: How to flatten a soccer ball – M3 (M234)

2.11. 12:15 Antti Vähäkangas (University of Jyväskylä): Self-improving properties of Poincaré inequalities revisited – M3 (M234)

2.11. 15:15 Oliver Gnilke : Semigroup action problems in cryptography – M2 (M233)

3.11. 11:00 Ph.D. Jevgenis Ivanovs (Aarhus University): Zooming in on a Lévy process at its supremum – M3 (M234)

4.11. 10:00 Prof. Kazim Buyukboduk (Koc University, Istanbul): Reciprocity Laws and p-adic analytic construction of rational points (NOTE: starts 10 sharp!) – M2 (M233)

4.11. 14:15 Emil Vuorinen (University of Helsinki): TBA – M3 (M234)

7.11. 16:15 Ph.D.Juliane Müller (Lawrence Berkeley National Laboratory): Surrogate models in computationally expensive black-box simulation optimization – M1 (M232)

9.11. 12:15 David Brander (Technical University of Denmark): Harmonic maps and geometric Cauchy problems – M3 (M234)

11.11. 14:15 Pekka Lehtelä (Aalto): TBA – Kumpula C123

16.11. 12:15 Daniel Meyer (University of Jyväskylä): TBA – M3 (M234)

18.11. 12:00 Janne Korvenpää: Nonlocal nonlinear potential theory and fractional integral operators – M1 (M232)

23.11. 12:15 David Bate (University of Helsinki): Differentiability and Poincare-type inequalities in metric measure spaces. – M3 (M234)

### Visitors

**Benny Avelin (Uppsala Universitet) 2.3.2015–23.12.2016**

**Giancarlo Pastor Figueroa 1.3.2016–31.8.2017**

**Leena Suhl (Universität Paderborn) 1.8.2016–31.1.2017**

**Damir Aroy (Insitute of Math AHY) 15.8.–13.11.**

**Eimear Byrne (University College Dublin) 12.9.–16.12.**

**Florian Kohl (Berlin) 1.10.–31.10.**

**Daniele Boffi (Universita di Pavia) 17.10.–17.11.**

Bismark Singh (University of Texas Austin, USA) 17.10.–24.10.

Marzieh Arabi (Isfahan University of Technology) 7.11.–13.11.

Kim Knudsen (DTU Copenhague) 10.11.–12.11.