Purcell swimmer and sub-Riemannian geometry

Modular Forms in Number Theory and Combinatorics

Area formula for Hyperbolic Triangles and Lexell problem

Calculating Gauss norms in polynomial continued fractions

Persistent Homology

Distinguishing Knots

On Bressan's Mixing Conjecture and Related Results

High-Order Accurate Energy-Stable Finite Difference Methods

Local Exponential Runge-Kutta Methods

Geschichte der Mathematik früher und heute am Beispiel einer Antrittsrede von Johann I Bernoulli (1667-1748)