%0 Journal Article %T On Algorithms of Graphical Plotting of Geodesic Line on a Ruled Surface %A Umbetov, N.. %A Dzhanabaev, Z.. %K descriptive geometry, ruled surface, generatrix, direction of laying, congruence direction, geodesic line, intersection. %J Geometry & Graphics %D 2015 %N 3 %P 3 %I INFRA-M Academic Publishing LLC.