Geňa Hahn
- Graph homomorphisms: structure and symmetry
1997/01/01 by Geňa Hahn, Claude Tardif · 3 citations
Computer Science · Mathematics · #Advanced Graph Theory Research #Combinatorics #Comparability graph #Computational Geometry and Mesh Generation #Discrete mathematics #Graph #Graph Labeling and Dimension Problems #Graph homomorphism #Homomorphism #Line graph #Mathematics #Symmetric graph #Transitive relation #Vertex (graph theory) #Vertex-transitive graph #Voltage graph
- Concerning the achromatic number of graphs
1986/02/01 by Martin Farber, Gen̆a Hahn, Geňa Hahn +3 · 2 citations
Computer Science · Mathematics · #Achromatic lens #Advanced Graph Theory Research #Bipartite graph #Combinatorics #Constraint Satisfaction and Optimization #Discrete mathematics #Graph #Graph Labeling and Dimension Problems #Mathematics #Physics #Time complexity