Vrije Universiteit Brussel

Eric Jespers

Professor of Mathematics

Personal information
Research
Teaching
Links

Personal Information

My coordinates

Address: Vrije Universiteit Brussel
Faculty of Sciences
Department of Mathematics
Pleinlaan 2
B-1050 Brussels
Belgium
Office: 6G322
Phone: +32 2 629 3493
Fax: +32 2 629 3495 (department)
E-mail: efjesper@vub.ac.be

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Research

Research interests

Ring Theory
Group Theory
Semigroup Theory

Recent Publications

Writing units as products of Bass units (with A. del Rio, I. Van Gelder), submitted, 12 pages.
Non-nilpotent graphs of semigroups (with M.H. Shahzamanian), submitted, 22 pages.
Poincaré Bisectors in Hyperbolic Spaces (with S. O. Juriaans, A. Kiefer, A. De A. E Silva A. C. Souza Filho), submitted, 40 pages.
Extensions of Automorphisms of Subgroups (with G.G. Bastos, S.O. Juriaans, De A. E Silva), Glasgow J. Math., accepted nov. 2011, 10 pages.
Finitely Presented Monoids and Algebras defined by Permutation Relations of Abelian Type (with F. Cédo, G. Klein), Journal of Pure and Applied Algebra 216 (2012) 1033-1039.
Construction of Central Units in Integral Group Rings of Finite Groups (with M. Parmenter), Proc. Amer. Math. Soc. 140 (2012), no. 1, 99-107.
Torsion units in integral rings of Janko simple groups (with V.A. Bovdi, A.B. Konovalov), Mathematics of Computation 80 (2011), no. 273, 593-615.
Rational group algebras of finite groups: from idempotents to units of integral group rings (with G. Olteanu, A. del Rio), Algebras and Representation Theory, to appear (accepted October 10, 2010), 16 pages. DOI 10.1007/s10468-010-9244-4 (online available)
Algebras and groups defined by permutation relations of alternating type (with F. Cédo, J. Okniński), J. Algebra 324 (2010), no. 6, 1290-1313.
Hyperbolicity of semigroup algebras II (with E. Iwaki, S.O. Juriaans and A.C. Souza Filho), Journal of Algebra and Applications Vol 9 (6) (2010), 871-876.
Retractability of set theoretic solutions of the Yang-Baxter equation (with F. Cédo, J. Okniński), Advances in Mathematics 224 (2010), 2472-2484.
Finitely presented algebras and groups defined by permutation relations (with F. Cédo, J. Okniński), J. Pure and Applied Algebra Vol. 214 (Issue 7) (2010), 1095-1102.
From Farey symbols to generators for subgroups of finite index in integral group rings of finite groups (with A. Dooms, A.B. Konovalov), J. K-Theory 6 (2010), no. 2, 263-283.
Involutive Yang-Baxter Groups (with F. Cédo, A. del Río ), Trans. Amer. Math. Soc. 362 (2010), 2541-2558.

Publication List

Publication List

Books

E. G. Goodaire, E. Jespers and C. Polcino Milies, Alternative loop rings, North-Holland Mathematics Studies Vol.184, Amsterdam, (1996).
E. Jespers and J. Okninski, Noetherian semigroup algebras, Series: Algebra and Applications, Vol. 7, 2007, Approx. 365 p., Hardcover ISBN-10: 1-4020-5809-8 ISBN-13: 978-1-4020-5809-7