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arxiv: 1008.4408 · v1 · pith:5V7KPAPBnew · submitted 2010-08-26 · 🧮 math.CO

A Pair of Disjoint 3-GDDs of type g^t u¹

classification 🧮 math.CO
keywords disjointgddspairtypecodesconditionsconstant-weightconstruct
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Pairwise disjoint 3-GDDs can be used to construct some optimal constant-weight codes. We study the existence of a pair of disjoint 3-GDDs of type $g^t u^1$ and establish that its necessary conditions are also sufficient.

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