CASTELNUOVO-MUMFORD REGULARITY AND SEGRE-VERONESE TRANSFORM

Marcel Morales (1) , Dung Nguyen Thi (2)

1 IF - Institut Fourier
2 Thai Nguyen University of Agriculture and Foresty

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).

Mots clés: Castelnuovo-Mumford regularity; Cohen-Macaulay; Segre-Veronese; postulation number

Domaines: Algèbre commutative [math.AC]; Géométrie algébrique [math.AG]

Marcel Morales, Dung Nguyen Thi. CASTELNUOVO-MUMFORD REGULARITY AND SEGRE-VERONESE TRANSFORM. Journal of Algebra and Its Applications, 2016, 15 (6). ⟨hal-00935880v2⟩