Extending a combinatorial geometry by adding a unique line

Autor: Mark D. Halsey
Rok vydání: 1989
Předmět:
Zdroj: Journal of Combinatorial Theory, Series B. 46(1):118-120
ISSN: 0095-8956
DOI: 10.1016/0095-8956(89)90011-7
Popis: A bijective correspondence is established between extensions of a combinatorial geometry G by the addition of a unique line and parallel structures of G.
Databáze: OpenAIRE