Welcome to Ren Wang's（汪任）Homepage!

Address

Ren Wang（汪任）

School of Mathematics
Hefei University of Technology
Hefei, Anhui 230000
People's Republic of China

Office: FeicuiKejiao Building B, Room 1810
E-mail: renw@mail.ustc.edu.cn

About me

• 2023.1 - present   Associate Professor in HFUT
• 2020.1 - 2022.12   Associate Research Fellow in USTC
• 2017.8 - 2019.12  Post Doc. in USTC (mentor: Prof. Dr. Xiao-Wu Chen )
• 2013.9 - 2017.7   USTC, Ph.D. in Mathematics (supervisor: Prof. Dr. Xiao-Wu Chen )
• 2009.9 - 2012.7   Hubei University , M.Sc. in Mathematics (supervisor: Prof. Dr. Yunge Xu )
• 2005.9 - 2009.7   Hubei University , B.Sc. in Mathematics

• 2019.7.28-2019.10.25, Visit to Prof. Dr. Steffen Koenig in University of Stuttgart
• 2018.7.21-2018.12.06, Visit to Prof. Dr. Steffen Koenig in University of Stuttgart

Research Interests

• Category algebra
• Gorenstein homological property
• Tensor triangulated category
• Algebras associated to symmetrizable Cartan matrices
• singular equivalence

Publications

• 1. Gorenstein triangular matrix rings and category algebras. J. Pure Appl. Algebra 220 (2016), no. 2, 666–682.
• 2. The MCM-approximation of the trivial module over a category algebra. J.Algebra Appl. 16 (2017), no. 6, 1750109, 16 pp.
• 3. The tensor product of Gorenstein-projective modules over category algebras. Comm.Algebra. 46 (2018) no. 9, 3712-3721.
• 4. The spectrum of the singularity category of a category algebra. Appl.Categ.Struc. 27 (2019) 427-433.
• 5. (with Xiao-Wu Chen) The finite EI categories of Cartan type. J.Algebra. 546 (2020), 62-84.
• 6. (with Yiping Chen, Wei Hu and Yongyun Qin) Singular equivalences and Auslander-Reiten conjecture. J.Algebra. 623 (2023), 42-63.
• 7. (with Xiao-Wu Chen and Jian Liu) Singular equivalences induced by bimodules and quadratic monomial algebras. Algebr. Represent. Theory. 26 (2023), 609-630.
• 8. (with Xiao-Wu Chen) Skew group categories, algebras associated to Cartan matrices and folding of root lattices. acceptted by Proc. Roy. Soc. Edinburgh Sect. A.

Visitors

Teaching

• 1. 2017.9-2018.1 Topics of Algebra
• 2. 2020.2-2020.6 Representations of groups and algebras
• 3. 2020.9-2021.1 Elementary seminar for Qiangji class
• 4. 2021.3-2021.6 Representations of groups and algebras

Link to some Chinese algebraists (with homepage)

• Prof. Dr. Chen Xiao-Wu
• Prof. Dr. Le Jue
• Prof. Dr. Ye Yu
• Dr. Li Jie
• Dr. Liu Jian