Dr. Karin Cvetko-Vah                  

Associate professor     

                                                    

 

Department of mathematics
Faculty of mathematics and physics

University of Ljubljana

Jadranska 19
SI-1000 Ljubljana, Slovenia

Office: Jadranska 21, Room 5.03
Telephone: +386 (0)1 4766 624
Fax: +386 (0)1 25 17 281

E-mail address:  karin.cvetko@fmf.uni-lj.si

Research areas:

 

List of publications:

1. CVETKO-VAH, Karin. Pure skew lattices in rings. Semigroup forum, 2004, vol. 68, no. 2, 268-279.

2. CVETKO-VAH, Karin. Skew lattices of matrices in rings. Algebra univers. (Print. ed.), 2005, vol. 53, no. 4, 471-479. http://www.springerlink.com/app/home/journal.asp?wasp=c7433aaea5314aa7b2389a6d27b18960&referrer=parent&backto=linkingpublicationresults.

3. CVETKO-VAH, Karin. Pure [nabla]-bands. Semigroup forum, 2005, vol. 71, no. 1, 93-101. http://www.springerlink.com/openurl.asp?genre=journal&issn=0037-1912.

4. CVETKO-VAH, Karin. A new proof of Spinks' Theorem. Semigroup forum, 2006, vol. 73, no. 2, 267-272. http://dx.doi.org/10.1007/s00233-006-0603-8.

5. CVETKO-VAH, Karin. Internal decompositions of skew lattices. Commun. Algebra, 2007, vol. 35, no. 1, 243-247. http://dx.doi.org/10.1080/00927870601041656.

6. CVETKO-VAH, Karin. On the structure of semigroups of idempotent matrices. Linear algebra appl.. [Print ed.], 2007, vol. 426, iss. 1, 204-213. http://dx.doi.org/10.1016/j.laa.2007.04.012.

7. CVETKO-VAH, Karin, DOLŽAN, David. Indecomposability graphs of rings. Bull. Aust. Math. Soc., 2008, vol. 77, iss. 1, 151-159. http://dx.doi.org/10.1017/S0004972708000154.

8. CVETKO-VAH, Karin, LEECH, Jonathan. Associativity of the [nabla]-operation on bands in rings. Semigroup forum, 2008, vol. 76, no. 1, 32-50. http://dx.doi.org/10.1007/s00233-007-9007-7, doi: 10.1007/s00233-007-9007-7.

9. CVETKO-VAH, Karin, KOKOL-BUKOVŠEK, Damjana, KOŠIR, Tomaž, KUDRYAVTSEVA, Ganna, LAVRENYUK, Yaroslav, OLIYNYK, Andriy. Semitransitive subsemigroups of the symmetric inverse semigroups. Semigroup forum, 2009, vol. 78, no. 1, 138-147. http://dx.doi.org/10.1007/s00233-008-9123-z.

10. CVETKO-VAH, Karin, KOKOL-BUKOVŠEK, Damjana, KOŠIR, Tomaž, KUDRYAVTSEVA, Ganna. Semitransitive subsemigroups of the singular part of the finite symmetric inverse semigroup. Acta math. Hung., 2011, vol. 131, no. 1-2, 1-24. http://dx.doi.org/10.1007/s10474-011-0071-9.

11. CVETKO-VAH, Karin. On strongly symmetric skew lattices. Algebra univers. (Print. ed.), 2011, vol. 66, no. 1-2, 99-113. http://dx.doi.org/10.1007/s00012-011-0143-2.

12. CARFÌ, David, CVETKO-VAH, Karin. Skew lattice structures on the financial events plane. Appl. Sci. (Bucur.), 2011, vol. 13, 9-20. http://www.mathem.pub.ro/apps/v13/A13-ca.pdf.

13. CVETKO-VAH, Karin, LEECH, Jonathan. On maximal idempotent-closed subrings of M[sub]n(F). Int. j. algebra comput., 2011, vol. 21, iss. 7, 1097-1110. http://dx.doi.org/10.1142/S0218196711006856.

14. CVETKO-VAH, Karin, KINYON, Michael, LEECH, Jonathan, SPINKS, Matthew. Cancellation in skew lattices. Order (Dordr.), 2011, vol. 28, no. 1, 9-32. http://dx.doi.org/10.1007/s11083-010-9151-7.

15. CVETKO-VAH, Karin, PITA COSTA, João. On the coset laws for skew lattices. Semigroup forum, 2011, vol. 83, no. 3, 395-411. http://dx.doi.org/10.1007/s00233-011-9325-7.

16. CVETKO-VAH, Karin, PITA COSTA, João. On the coset laws for skew lattices in rings. Novi Sad J. Math, 2010, vol. 40, no. 3, 11—25.

17. CVETKO-VAH, Karin, PISANSKI, Tomaž. A census of edge-transitive planar tilings. Journal of combinatorial mathematics and combinatorial computing, 2012, vol. 80, 243—265.

18. BAUER, Andrej, CVETKO-VAH, Karin, Stone duality for skew Boolean algebras with intersections. Houston journal of mathematics, ISSN 0362-1588, 2013, vol. 39, no. 1, str. 73-109.

 

19. CVETKO-VAH, Karin, LEECH, Jonathan, SPINKS, Matthew, Skew lattices and binary operations on functions. Journal of applied logic, ISSN 1570-8683, 2013, vol. 11, iss. 3, str. 253-265.

 

20. BAUER, Andrej, CVETKO-VAH, Karin, GEHRKE, Mai, VAN GOOL, Samuel J., KUDRYAVTSEVA, Ganna. A non-commutative Priestley duality. Topology and its Applications, ISSN 0166-8641.

 

21. CVETKO-VAH, Karin, SALIBRA, Antonino. The connection of skew Boolean algebras and discriminator varieties to Church algebras. Algebra universalis, ISSN 0002-5240, 2015, vol. 73, issue 3-4, str. 369-390.

 

 

Selected talks:

·      On the Structure of Semigroups of Idempotent Matrices, Kiev, May 2007.

·      On the Dedekind – Birkhoff Theorem for skew lattices, 78. Arbeitstagung Allgemeine Algebra, Bern, June 11-14, 2009.

·      Rings whose idempotents form a band, International Conference on Semigroups and related topics, Porto, July 6-11, 2009.

·      On Stone Duality for Skew Boolean Algebras, International Conference on Algebras and Lattices, Prague, 2010.

·      Varieties in Universal Algebra, Algebra Seminar, University of Zagreb, 2011.

·      Applications of Skew Boolean Algebras, University of Zagreb, 2011.

·      Stone duality for skew algebras, Radboud University, Nijmegen, 2011.