Presentations 2020 Sergey MATVEEV Complexity theory of 3-manifolds and its tabulation.Скачать Aleksandr MEDNYKH The enumeration of coverings of closed orientable Euclidean manifolds.Скачать Rama MISHRA On state-sum representations of quantum link invariants.Скачать Timur NASYBULLOV General constructions of biquandles and their symmetries.Скачать Andrei VESNIN An unknotting invariant for welded knots.Скачать Mikhail NESHCHADIM On λ-homomorphic skew braces.Скачать Amrendra GILL Gordian complexes of knots and virtual knots given by region crossing changes and arc shift moves.Скачать Tatyana KOZLOVSKAYA On 3-strand singular pure braid group.Скачать Nikolay ABROSIMOV On volumes of hyperbolic cone manifolds 732 (α,β) and 52(α).Скачать Abhishek MUKHERJEE Discreteness of subgroups by test maps in higher dimension.Скачать Neha NANDA Virtual twins and doodles.Скачать