PFAFFIAN IDEALS OF LADDERS

Authors
DENEGRI E
Citation
E. Denegri, PFAFFIAN IDEALS OF LADDERS, Journal of pure and applied algebra, 125(1-3), 1998, pp. 141-153
Citations number
14
Categorie Soggetti
Mathematics,Mathematics,Mathematics,Mathematics
Journal title
Journal of pure and applied algebra → ACNP
ISSN journal
00224049
Volume
125
Issue
1-3
Year of publication
1998
Pages
141 - 153
Database
ISI
SICI code
0022-4049(1998)125:1-3<141:>2.0.ZU;2-O
Abstract
In this paper we study rings defined by ideals of pfaffians of a ladde r. We prove that they are Cohen-Macaulay normal domains and we determi ne those which are Gorenstein. Further we compute the a-invariant in t erms of the shape of the ladder. (C) 1998 Elsevier Science B.V.