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» On Relative Difference Sets in Dihedral Groups
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DCC
2006
IEEE
15 years 10 months ago
On Relative Difference Sets in Dihedral Groups
Agnes D. Garciano, Yutaka Hiramine, Takeo Yokonuma
COMBINATORICS
2000
89views more  COMBINATORICS 2000»
14 years 10 months ago
Large Dihedral Symmetry of the Set of Alternating Sign Matrices
We prove a conjecture of Cohn and Propp, which refines a conjecture of Bosley and Fidkowski about the symmetry of the set of alternating sign matrices (ASMs). We examine data aris...
Benjamin Wieland
JCT
2002
81views more  JCT 2002»
14 years 10 months ago
Asymptotic Nonexistence of Difference Sets in Dihedral Groups
Ka Hin Leung, Bernhard Schmidt
TIT
1998
100views more  TIT 1998»
14 years 10 months ago
Block-Coded PSK Modulation Using Two-Level Group Codes Over Dihedral Groups
—A length n group code over a group G is a subgroup of Gn under component-wise group operation. Group codes over dihedral groups DM, with 2M elements, that are two-level construc...
Jyoti Bali, B. Sundar Rajan
DCC
2005
IEEE
15 years 10 months ago
One (96, 20, 4)-symmetric Design and related Nonabelian Difference Sets
New (96, 20, 4)-symmetric design has been constructed, unique under the assumption of an automorphism group of order 576 action. The correspondence between a (96, 20, 4)-symmetric ...
Anka Golemac, Tanja Vucicic, Josko Mandic