Degeneration of the strange duality map for symplectic bundles
Degeneration of the strange duality map for symplectic bundles
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DOI:
10.1515/crelle.2009.046
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发表时间:
2009-06
期刊:
影响因子:
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通讯作者:
T. Abe
中科院分区:
文献类型:
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作者:
T. Abe
Abstract We formulate a strange duality map for parabolic symplectic bundles. We shall prove that as a smooth curve degenerates to a nodal curve, the strange duality map becomes the direct sum of the strange duality maps for parabolic bundles on the normalization of the nodal curve.