Sergey MATVEEV (Chelyabinsk, Russia) A new approach to the famous Newman’s Diamond LemmaDownload presentation
Aleksandr MEDNYKH (Novosibirsk, Russia) Enumeration of spanning trees, spanning forests and Kirchhoff index for circulant graphs Download presentation
Tatyana KOZLOVSKAYA (Tomsk, Russia) Cyclically presented Sieradski groups with even number of generators and three dimensional manifolds Download presentation