Donagi-Markman cubic for Hitchin systems

被引:0
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作者
Balduzzi, David [1 ]
机构
[1] Univ Chicago, Dept Math, Chicago, IL 60637 USA
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中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
The Donagi-Markman cubic is the differential of the period map for algebraic completely integrable systems. Here we prove a formula for the cubic in the case of Hitchin's system for arbitrary semisimple g. This was originally stated (without proof) by Pantev for sl(n).
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页码:923 / 933
页数:11
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