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Hardness of lazy packing and covering

✍ Scribed by Ling Gai; Guochuan Zhang


Publisher
Elsevier Science
Year
2009
Tongue
English
Weight
682 KB
Volume
37
Category
Article
ISSN
0167-6377

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We study the problem of covering or packing a finite group with subgroups of a specified order and obtain bounds on the size of such covers and packings. Our main results provide characterizations of the elementary abelian groups by the existence of large packings or small covers, respectively. Henc