Category Seminars

On Generalized Bent Functions With Dillon’s Exponents

2013-05-20 10:00 – 11:00 FAMNIT-SEMIN (Kettejeva 1, Koper)) Samed Bajrić On Generalized Bent Functions With Dillon’s Exponents In  this talk we investigate  the possibility of constructing bent functions over fields with odd characteristic. We show that the necessary and sufficient…

Diophantine equations and (un)decidability

2013-05-13 10:00-11:00 FAMNIT-SEMIN (Kettejeva 1, Koper) prof. Eugenio G. Omodeo (University of Trieste) Diophantine equations and (un)decidability Suppose a problem has been modeled as a Diophantine equation D(x_1,…,x_n)=0 in any number n of unknowns, to be solved over the integers: here…

Flag bicolorings and pseudo-orientations of maps.

2013-05-06 10:00-11:00 FAMNIT-SEMIN Sergio Hiroki Koike Quintanar Flag bicolorings and pseudo-orientations of maps. The idea of consistent colorings of the flags of a map with two colors has appeared previously in the literature in di ferent contexts. This talk present…

On m-factorizations of complete multigraphs and designs

2013-04-29 10:00-11:00 FAMNIT-SEMIN Prof. György Kiss (Eötvös Loránd University, Hungary) On m-factorizations of complete multigraphs and designs The complete multigraph $\lambda K_{v}$ has $v$ vertices and $\lambda$ edgesjoining each pair of vertices. An $m$-factor of the complete multigraph$\lambda K_{v}$ is a…

Generalized Bicircular Projections

2013-04-22 10:00-11:00 FAMNIT-SEMIN Dijana Ilišević (University of Zagreb, Croatia) Generalized Bicircular Projections A projection P on a complex Banach space X is called a generalized bicircular projection if the mappingP + a( I-P ) is an isometry for some modulus one complex number a. …

TheCover

2013-04-15 10:00-11:00 FAMNIT-SEMIN Arjana Žitnik (FMF, Ljubljana) TheCover Each finite graph on n vertices determines a special (n-1)-fold covering graph that we call TheCover. Several equivalent definitions and basic properties about this remarkable construction are presented. In particular, we show…

On commuting graphs

2013-04-08 10:00-11:00 FAMNIT-SEMIN doc. dr. Polona Oblak (Fakulteta za računalništvo in informatiko, Univerza v Ljubljani.) On commuting graphs The \emph{commuting graph} $\Gamma(S)$ of a semigroup (or a semiring) $S$ is the graph, whose vertex set is the set of all…

Method to construct groups using group amalgams

2013-03-18 11:00-12:00 FAMNIT-SEMIN Prof. Alexander A. Ivanov (Imperial College London, UK) Method to construct groups using group amalgams It is our pleasure to inform you that there will be a minicourse “Method to construct groups using group amalgams” (5 lectures)…

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