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math.GR2006
Indices of Coincidence Isometries of the Hyper Cubic Lattice
Yi Ming Zou
The problem of computing the index of a coincidence isometry of the hyper cubic lattice is considered. The normal form of a rational orthogonal matrix is analyzed…
math.GR2006★ 1 cited
Structures of Coincidence Symmetry Groups
Yi Ming Zou
The structure of the coincidence symmetry group of an arbitrary -dimensional lattice in the -dimensional Euclidean space is considered by describing a set of generators. Part…