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Basic data


Name KOGA Hirotaka
Related Course(s)JNJDJSJC
School Subjects Principally
in Charge of
Information Mathematics I (Applied Analysis)
Calculus,Probability and Statistics
Position Assistant Professor
Field of Specialization Algebra
Area of Research Representation theory of algebras
Affiliated Societies The Mathematical Society of Japan
Career Summary B.S. Mathematics, University of Tsukuba, 2008.
M.S. Mathematics, University of Tsukuba, 2010.
Ph.D. Mathematics, University of Tsukuba, 2013.
JSPS research fellow(PD), 2014.
Assistant Professor, Tokyo Denki University, 2014.

Selected Papers and Published Works

  • M. Hoshino, N. Kameyama and H. Koga, Group-graded and group-bigraded rings, J. Algebra Appl. 14 (2015), no. 7.
  • M. Hoshino and H. Koga, Zaks' lemma for coherent rings, Algebr. Represent. Theory  16  (2013),  no. 6, 1647--1660.
  • H. Koga, Semi-tilting modules and mutation, Algebr. Represent. Theory  16  (2013),  no. 5, 1469--1487.
  • M. Hoshino and H. Koga, Auslander-Gorenstein resolution, J. Pure Appl. Algebra 216 (2012), no. 1, 130--139.