Properties of analogues of Frobenius powers of ideals

被引:0
作者
Chanda, Subhajit [1 ]
Kumar, Arvind [2 ]
机构
[1] IIT Madras, Dept Math, New Acad Complex, Chennai 600036, Tamil Nadu, India
[2] Chennai Math Inst, Dept Math, Chennai 603103, Tamil Nadu, India
关键词
Frobenius power; Square power; Regularity; Projective dimension; Betti numbers; Depth and symbolic power; ASYMPTOTIC-BEHAVIOR;
D O I
10.1007/s13226-022-00272-3
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Let R = K[X-1, ..., X-n] be a polynomial ring over a field K. We introduce an endomorphism F-[m] : R -> R and denote the image of an ideal I of R via this endomorphism as I([m] )and call it to be the m-th square power of I. In this article, we study some homological invariants of I-[m] such as regularity, projective dimension, associated primes, and depth for some families of ideals, e.g., monomial ideals.
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页码:524 / 531
页数:8
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