We classify the Hilbert functions of bigraded algebras in k[x1, x2, y1, y2] by introducing a numerical function called a Ferrers function.
G. Favacchio (2020). THE HILBERT FUNCTION OF BIGRADED ALGEBRAS IN k[P1x P1]. JOURNAL OF COMMUTATIVE ALGEBRA, 12(4), 479-487 [10.1216/jca.2020.12.479].
THE HILBERT FUNCTION OF BIGRADED ALGEBRAS IN k[P1x P1]
G. Favacchio
2020-01-01
Abstract
We classify the Hilbert functions of bigraded algebras in k[x1, x2, y1, y2] by introducing a numerical function called a Ferrers function.
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