This is the website of **Roswitha Rissner**. I am a mathematician at Graz University of Technology and
currently I am working on topics in commutative ring theory with particular focus on linear algebra over commutative rings.

** Contact **

Graz University of Technology

Department of Analysis und Number Theory (Math A)

Kopernikusgasse 24, NT02022

8010 Graz, Austria

rissner(at)math.tugraz.at

0043 316 873 7626

- A note on analytically irreducible domains, Expository article, 2016.
- Computing {$J$}-ideals of a matrix over a principal ideal domains with
**C. Heuberger**, Linear Algebra Appl., Vol. 527 (2017), 12--31 - Null ideals of matrices over residue class rings of principal ideal domains, Linear Algebra Appl., Vol. 494 (2016), 44--69
- Finiteness and Skolem closure of ideals for non-unibranched domains with
**P.-J. Cahen**, Comm. Algebra, Vol. 43, No. 6 (2015), 2231--2239 - Bounds on the radius and status of graphs with
**R.E. Burkard**, Networks, Vol. 64, No. 2 (2014), 76--83 - Polynomially solvable special cases of the quadratic bottleneck assignment problem with
**R.E. Burkard**, JOCO, Vol. 22 (2011), 845--856