Sequences in abelian groups G of odd order without zero-sum subsequences of length exp(G) |
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Authors: | Yves Edel |
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Institution: | 1. Mathematisches Institut der Universit?t, Im Neuenheimer Feld 288, 69120, Heidelberg, Germany
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Abstract: | We present a new construction for sequences in the finite abelian group 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.
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Keywords: | Zero-sum sequences Finite abelian groups Affine caps |
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