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» Parameterizing by the Number of Numbers
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DM
2007
55views more  DM 2007»
15 years 5 months ago
On the number of closed walks in vertex-transitive graphs
Robert Jajcay, Aleksander Malnic, Dragan Marusic
DM
2007
66views more  DM 2007»
15 years 5 months ago
[r, s, t]-Chromatic numbers and hereditary properties of graphs
Arnfried Kemnitz, Massimiliano Marangio, Peter Mih...
JSYML
2008
82views more  JSYML 2008»
15 years 5 months ago
The number of openly generated Boolean algebras
This article is devoted to two different generalizations of projective Boolean algebras: openly generated Boolean algebras and tightly -filtered Boolean algebras. We show that for ...
Stefan Geschke, Saharon Shelah
DM
2007
56views more  DM 2007»
15 years 5 months ago
On the number of zero-sum subsequences
Hui-Qin Cao, Zhi-Wei Sun
DM
2007
69views more  DM 2007»
15 years 5 months ago
On arithmetic and asymptotic properties of up-down numbers
Francis C. S. Brown, Thomas M. A. Fink, Karen Will...