Castelnuovo–Mumford regularity and Segre–Veronese transform

JOURNAL OF ALGEBRA AND ITS APPLICATIONS(2016)

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摘要
In this paper we give a nice formula for the Castelnuovo-Mumford regularity of the Segre product of modules, under some suitable hypotheses. This extends recent results of David A. Cox, and Evgeny Materov (2009).
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关键词
Segre-Veronese,Castelnuovo-Mumford regularity,Cohen-Macaulay,postulation number
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