Title of article
Counting the regular coverings of surfaces using the center of a group algebra
Author/Authors
Costa، نويسنده , , A.F. and Natanzon، نويسنده , , S.M. and Porto، نويسنده , , A.M.، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2006
Pages
7
From page
228
To page
234
Abstract
We obtain a formula for the number of classes of regular branched coverings of compact surfaces. The formula gives the number of coverings with a fixed automorphism group G and a determined type of branching data in terms of algebraic operations in the center of the group algebra of G .
Journal title
European Journal of Combinatorics
Serial Year
2006
Journal title
European Journal of Combinatorics
Record number
1547008
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