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- Brookhaven National LaboratoryUS10 papers
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- Institute of Radio AstronomyUA10 papers
- Boston UniversityUS7 papers
- Hebrew University of JerusalemIL6 papers
- Tel Aviv UniversityIL5 papers
- Technion – Israel Institute of TechnologyIL4 papers
- University of FloridaUS4 papers
- University of Notre DameUS4 papers
- Ben-Gurion University of the NegevIL3 papers
- Fundación Ciencias Exactas y NaturalesAR3 papers
- National University of Mar del PlataAR3 papers
Showing 2005 · math.COShow all
3 papers · 2 filters
math.CO2005
Equi-distribution over Descent Classes of the Hyperoctahedral Group
R. M. Adin, F. Brenti, Y. Roichman
A classical result of MacMahon shows that the length function and the major index are equi-distributed over the symmetric group. Foata and Schützenberger gave a remarkable refineme…
math.CO2005★ 13 cited
On Degrees in the Hasse Diagram of the Strong Bruhat Order
Ron M. Adin, Yuval Roichman
For a permutation in the symmetric group let the {\it total degree} be its valency in the Hasse diagram of the strong Bruhat order on , and let the {\it down degree}…
math.CO2005
Isospectral Cayley graphs of some finite simple groups
Alexander Lubotzky, Beth Samuels, Uzi Vishne
We apply spectral analysis of quotients of the Bruhat-Tits buildings of type to construct isospectral non-isomorphic Cayley graphs of the finite simple groups $\o…