Title of article :
Counting subrings of Zn of non-zero co-rank
Author/Authors :
Chimni, S. Department of Mathematics - Department of Mathematics - Statistics, and Computer Science - University of Illinois at Chicago , Takloo-Bighash, R. Department of Mathematics - Department of Mathematics - Statistics, and Computer Science - University of Illinois at Chicago , Chinta, G. Department of Mathematics - The City College of New York
Pages :
10
From page :
163
To page :
172
Abstract :
In this paper we study subrings of Zn+k of co-rank k. We relate the number of such subrings R with torsion subgroup (Zn+k/R)tor of size r to the number of full rank subrings of Zn of index r.
Keywords :
mathbbZn , subrings , Stirling numbers of the second kind
Journal title :
journal of the iranian mathematical society
Serial Year :
2020
Record number :
2514460
Link To Document :
https://search.isc.ac/dl/search/defaultta.aspx?DTC=10&DC=2514460
بازگشت