41 citations · 113 across the 31 of their papers we have counts for
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math.CO2009
On a property of 2-dimensional integral Euclidean lattices
Eiichi Bannai, Tsuyoshi Miezaki
Let be any integral lattice in the 2-dimensional Euclidean space. Generalizing the earlier works of Hiroshi Maehara and others, we prove that for every integer , there is…
math.CO2009
Euclidean designs and coherent configurations
Eiichi Bannai, Etsuko Bannai
The concept of spherical -design, which is a finite subset of the unit sphere, was introduced by Delsarte-Goethals-Seidel (1977). The concept of Euclidean -design, which is a…
math.HO2009
The mathematics of Donald Gordon Higman
Eiichi Bannai, Robert L. Griess, Cheryl Praeger +1
This is about the mathematics and life of Donald Gordon Higman, 1928-2006. He did important work in representation theory of groups and algebras and in algebraic combinatorics. Cha…