Let a and b be ideals of a commutative Noetherian ring R and M be a finitely generated R-module of dimension d > 0. We prove some results concerning the top local cohomology and top formal local cohomology modules. Among other things, we determine SuppR(b Hda(M)) and SuppR(bFda(M)). Also, we obtain some relations be-tween AnnR(b Hda(M)), AttR(b Hda(M)) and SuppR(b Hda(M)) and we get similar results for bFda(M).
机构:
Univ Sheffield, Dept Pure Math, Hicks Bldg, Sheffield S3 7RH, S Yorkshire, EnglandUniv Sheffield, Dept Pure Math, Hicks Bldg, Sheffield S3 7RH, S Yorkshire, England
Katzman, Mordechai
Zhang, Wenliang
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机构:
Univ Illinois, Dept Math Stat & Comp Sci, 851 S Morgan St, Chicago, IL 60607 USAUniv Sheffield, Dept Pure Math, Hicks Bldg, Sheffield S3 7RH, S Yorkshire, England