2013-10-14 10:00-11:00 FAMNIT-SEMIN dr. Istvan Kovacs Vertex-transitive quasi 2-Cayley graphs In 2011 K. Kutnar, A. Malnič, L. Martinez and D. Marušič introduced the concept of the quasi m–Cayley graph for a positive integer m as follows. A finite simple graph X=(V,E)…
2013-10-10 16:00-17:00 FAMNIT-SEMIN Assoc. Prof. Amela Muratović-Ribić (University of Sarajevo, BiH) Normal basis Extension of finite field F can be considered as a vector space over F and it has a many basis. Normal basis are of the special importance…
2013-10-07 10:00-11:00 FAMNIT-SEMIN (Kettejeva 1, Koper) Marko Orel Cores and adjacency preservers A graph is a core if any its endomorphism is an automorphism. In the talk I will describe some cores that are formed by particular sets of matrices.…
2013-10-04 10:00-10:40 FAMNIT-SEMIN A. S. Kondrat’ev Gruenberg-Kegel graphs and their applications. The prime graph of a group G, also known as the Gruenberg-Kegel graph GK(H), after Karl Gruenberg (1928-2007) and Otto Kegel (1934-), has as its vertex set all the…
2013-10-04 11:00-11:40 FAMNIT-SEMIN N. V. Maslova Normal structure of finite groups with arithmetic restrictions on their subgroups . A finite group H is called a P-group for some set of prime numbers P when all primes that divide the order…
2013-07-01 10:00-11:00 FAMNIT-SEMIN (Kettejeva 1, Koper) Alexander Guterman (Moscow State University, Russia) Polya permanent problem: 100 years after Download abstract.
2013-06-24 10:00-11:00 FAMNIT-SEMIN (Kettejeva 1, Koper) Pawel Zawislak (University of Warsaw, Poland) Trees of manifolds with boundaries Trees of manifolds with boundaries are analogues of spaces which where investigated by W. Jakobsche and which are called trees of closed manifolds.…
2013-06-03 12:00-13:00 FAMNIT-SEMIN (Kettejeva 1, Koper) Alexander Vasilyev Introduction to Mathchem – Python package for calculating topological indices. Molecular descriptors play an important role in contemporary QSAR/QSPR research. However there is a lack of open-source and cross-platform software able to…
2013-06-03 10:00-11:00 FAMNIT-SEMIN (Kettejeva 1, Koper) Prof. Vladimir Gurvich (RUTCOR, Rutgers University) n-GRAPHS, n-PERSON POSITIONAL GAMES, AND ∆-CONJECTURE Download.
2013-05-27 10:00-11:00 FAMNIT-SEMIN (Kettejeva 1, Koper) Boštjan Frelih On 2-distance-balanced graphs A graph $X$ is said to be distance-balanced if for any edge $uv$ of $X$, the number of vertices closer to $u$ than to $v$ is equal to the…