Results 101 to 110 of about 165,529 (125)

Rook Theory. I.: Rook Equivalence of Ferrers Boards

open access: yesProceedings of the American Mathematical Society, 1975
We introduce a new tool, the factorial polynomials, to study rook equivalence of Ferrers boards. We provide a set of invariants for rook equivalence as well as a very simple algorithm for deciding rook equivalence of Ferrers boards.
Dennis Edward White
exaly   +2 more sources

The rook numbers of Ferrers boards and the related restricted permutation numbers

open access: yesJournal of Statistical Planning and Inference, 2002
The number of ways of placing k non-taking rooks on a Ferrers board Bn is obtained as a finite difference of order n - k of a polynomial of order n. Then the number of permutations of the set 1,2,...,n with k elements in restricted positions, when the ...
Charalambides, Ch.A.
exaly   +2 more sources

The citation triad: An overview of a scientist's publication output based on Ferrers diagrams [PDF]

open access: yesJournal of Informetrics, 2010
In a recent work by Anderson, Hankin, and Killworth (2008), Ferrers diagrams and Durfee squares are used to represent the scientific output of a scientist and construct a new h-based bibliometric indicator, the tapered h-index (hT).
Fiorenzo Franceschini, Domenico Maisano
exaly   +2 more sources
Some of the next articles are maybe not open access.

Improving the Linkage Construction With Echelon-Ferrers for Constant-Dimension Codes

IEEE Communications Letters, 2020
Yindong Chen, Zusheng Zhang, Xianmang He
exaly  

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