2 search results - page 1 / 1 » A note on lattice chains and Delannoy numbers |
DM
2008
13 years 5 months ago
2008
Fix nonnegative integers n1, . . . , nd and let L denote the lattice of integer points (a1, . . . , ad) Zd satisfying 0 ai ni for 1 i d. Let L be partially ordered by the usua...
CORR
2004
Springer
13 years 4 months ago
2004
Springer
This article is not a research paper, but a little note on the history of combinatorics: we present here a tentative short biography of Henri Delannoy, and a survey of his most no...