Hypersurfaces in product spaces with constant principal curvatures

Representations of Heisenberg subalgebras of Krichever-Novikov algebras

Nielsen root rheory for equivariant mappings

Variations Banach- Stone Theorem

Verma type module over an extended affine TKK algebra

Extrinsic curvature of orbits of representations

Global surfaces of section for dynamically convex Reeb flows on $L(p, 1)$ and $3-2^3$...

Invariants of rings of differential operators: Gelfand-Kirillov rationality, categories...

Noncommutative Noether´s problem

On the existence of innitely many closed geodesics in good riemannian orbifolds