Title of article
COVERINGS OF GROUPS AND TYPES
Author/Authors
LUDOMIR NEWELSKI and MARCIN PETRYKOWSKI، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2005
Pages
21
From page
1
To page
21
Abstract
Assume that G is a group covered by countably many sets Xn, n<ω. It is proved that G is
generated in two or three steps by a small number of the sets Xn. These results are generalized
for countable coverings of types and countable colourings of graphs.
Journal title
journal of the london mathematical society
Serial Year
2005
Journal title
journal of the london mathematical society
Record number
708263
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