On connectivity and hamiltonicity of direct graph bundlesHrastnik Ladinek, Irena (Avtor) Žerovnik, Janez (Avtor) direktni produkt grafovdirektni grafovski sveženjhamiltonski grafpovezan grafdirect graph productCartesian graph bundleHamiltonian graphconnected graphreflectioncyclic ▫$ell$▫-shiftA necessary and sufficient condition for connectedness of direct graph bundles where the fibers are cycles is given. It is also proved that all connected direct graph bundles ▫$X=C_stimes^{alpha}C_t$▫ are Hamiltonian.20112015-07-10 15:19:01Delo ni kategorizirano51875ISSN: 2232-2094UDK: 519.17OceCobissID: 15706713COBISS_ID: 15838553NUK URN: URN:SI:UM:DK:XLX8PFQLsl