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Sequences in abelian groups G of odd order without zero-sum subsequences of length exp(G)
Authors:Yves Edel
Institution:1. Mathematisches Institut der Universit?t, Im Neuenheimer Feld 288, 69120, Heidelberg, Germany
Abstract:We present a new construction for sequences in the finite abelian group $$C_{n}^r$$ without zero-sum subsequences of length n, for odd n. This construction improves the maximal known cardinality of such sequences for r > 4 and leads to simpler examples for r > 2. Moreover we explore a link to ternary affine caps and prove that the size of the second largest complete caps in AG(5, 3) is 42.
Keywords:Zero-sum sequences  Finite abelian groups  Affine caps
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