52 citations
- Vietnam Academy of Science and TechnologyVN19 papers
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Showing math.ACShow all
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math.AC2021
Canonical stretched rings
Nguyen Thi Anh Hang, Do Van Kien, Hoang Le Truong
In this paper, we introduce the concept of canonical stretched rings, sparse stretched rings and maximum sparse ideals. Then we give characterizations of canonical stretched rings…
math.AC2017★ 1 cited
Pseudo-Frobenius numbers versus defining ideals in numerical semigroup rings
Shiro Goto, Do Van Kien, Naoyuki Matsuoka +1
The structure of the defining ideal of the semigroup ring of a numerical semigroup over a field is described, when the pseudo-Frobenius numbers of are multiples…
math.AC2002
Hilbert polynomials of non-standard bigraded algebras
Nguyen Duc Hoang, Ngo Viet Trung
This paper is a systematic study of the Hilbert polynomial of a bigraded algebra R which are generated by elements of bidegrees (1,0), (d_1,1),...,(d_r,1), where d_1,...,d_r are no…