The fine structure of the moduli space of abelian differentials in genus 3

被引:14
|
作者
Looijenga, Eduard [1 ]
Mondello, Gabriele [2 ]
机构
[1] Univ Utrecht, Math Inst, NL-3508 TA Utrecht, Netherlands
[2] Univ Roma La Sapienza, Dipartimento Matemat Guido Castelnuovo, I-00185 Rome, Italy
关键词
Abelian differentials; Translation surfaces; Moduli space of curves; Root systems; Artin groups; SURFACES;
D O I
10.1007/s10711-013-9845-2
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
The moduli space of curves endowed with a nonzero abelian differential admits a natural stratification according to the configuration of its zeroes. We give a description of these strata for genus 3 in terms of root system data. For each non-open stratum we obtain a presentation of its orbifold fundamental group.
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页码:109 / 128
页数:20
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