Dr. Severin Barmeier

Postdoc

E-mail:	severin.barmeier@math.uni-freiburg.de
Telephone:	+49 (0)761 203 - 97922
Fax:	+49 (0)761 203 - 5541
Room:	335
Office hours:	by arrangement
Address:	Mathematisches Institut Abteilung Reine Mathematik Albert-Ludwigs-Universität Freiburg Ernst-Zermelo-Str. 1 79104 Freiburg i. Br. Germany

Teaching

• Funktionentheorie (Complex analysis) (summer term 2020)
• Proseminar Darstellungstheorie von Köchern (Undergraduate seminar on representation theory of quivers) (summer term 2020)
• Algebraische Topologie (Algebraic topology) (winter term 2019/2020)

Publications and preprints

1. Deformations of path algebras of quivers with relations, with Zhengfang Wang, arXiv
2. Quantizations of local surfaces and rebel instantons, with E. Gasparim, arXiv
3. Deformation–obstruction theory for diagrams of algebras and applications to geometry, with Y. Frégier, arXiv, accepted for publication in J. Noncommut. Geom.
4. Classical deformations of noncompact surfaces and their moduli of instantons, with E. Gasparim, J. Pure Appl. Algebra 223 (6), 2543–2561 (2019) arXiv, doi
5. A Lie theoretical construction of a Landau–Ginzburg model without projective mirrors, with E. Ballico, E. Gasparim, L. Grama, L. A. B. San Martin, Manuscripta Math. 158 (1–2), 85–101 (2019) arXiv, doi
6. Deformations of the discrete Heisenberg group, Proc. Japan Acad. Ser. A Math. Sci. 89 (4), 55–59 (2013) pdf, arXiv, doi
7. Isomorphisms of moduli spaces, with C. C. Amilburu, B. Callander, E. Gasparim, in Proceedings Second Latin Congress on Symmetries in Geometry and Physics, Mat. Contemp. 41, 1–16 (2012) pdf, arXiv, journal