Ann Kiefer. Curriculum Vitae. May 1st, 1986, Luxembourg (Ettelbruck) Luxembourg

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1 Ann Kiefer Curriculum Vitae Personal Data Birth: Citizenship: May 1st, 1986, Luxembourg (Ettelbruck) Luxembourg Contact Information Institution: Vrije Universiteit Brussel (VUB) Department: Mathematics, The Algebra Research Group (ALGB) Address: Pleinlaan 2, 1050 Brussels, Belgium Phone: akiefer@vub.ac.be www: Education Currently Postdoctoral Research Fellow, Algebra Research Group (VUB), Brussels currently on research stay at Bielefeld University in the research group of Prof. Christopher Voll, Germany Start: October 2014 Fellowship: Fonds voor Wetenschappelijk Onderzoek (FWO) Ph.D. in Mathematics, Vrije Universiteit Brussel Title: The unit group of an order in a finite dimensional rational algebra Advisor: Prof. Eric Jespers Grant: Fonds voor Wetenschappelijk Onderzoek (FWO) Master in Mathematical Sciences, Université Libre de Bruxelles, Brussels Grade: summa cum laude Thesis: Polyhedra Associated to Symmetric and Alternating Groups Advisor: Prof. Dimitri Leemans Bachelor in Mathematical Sciences, Université Libre de Bruxelles, Brussels Grade: summa cum laude Research Interests Group Theory: Discontinuous Actions of Groups on spaces (of constant and non-constant curvature) Group Ring Theory: Units in Group Rings Ring Theory: Counting problems of sublattices and subrings of a given order in a number field

2 Pulications [1] Ann Kiefer and Dimitri Leemans. On the number of abstract regular polytopes whose automorphism group is a Suzuki simple group Sz(q). J. Combin. Theory Ser. A, 117(8): , [2] Ann Kiefer and Dimitri Leemans. On pairs of commuting involutions in Sym(n) and Alt(n). Communications in Algebra, 41(12): , [3] E. Jespers, S. O. Juriaans, A. Kiefer, A. de A. e Silva, and A. C. Souza Filho. From the Poincaré theorem to generators of the unit group of integral group rings of finite groups. Math. Comp., 84(293): , [4] Florian Eisele, Ann Kiefer, and Inneke Van Gelder. Describing units of integral group rings up to commensurability. J. Pure Appl. Algebra, 219(7): , [5] E. Jespers, A. Kiefer, and A. Del Río. Revisiting Poincaré s theorem on presentations of discontinuous groups via fundamental polyhedra. Expositiones Mathematicae, in press. [6] E. Jespers, A. Kiefer, and A. Del Río. Presentations of groups acting discontinuously on direct products of hyperbolic spaces. Mathematics of Computations, in press. [7] E. Jespers, S.O. Juriaans, A. Kiefer, A. De A. E Silva, and A.C. Souza Filho. Dirichlet-Ford domains and double Dirichlet domains. submitted, 23 pages. [8] A. Kiefer. Le théorème de Fermat vu par M. Le Blanc (Fermat s Theorem seen by M. Le Blanc). Brussels Summer School of Mathematics, Notes de la cinquième BSSM, pages 51 65, Honours and Awards 2014 Fonds voor Wetenschappelijk Onderzoek (FWO) 3 year Research Fellowship, Fonds voor Wetenschappelijk Onderzoek (FWO) 4 year Research Fellowship, Fonds National de la Recherche Scientifique (FNRS) Research Fellowship (not accepted because of acceptance of FWO-grant) 2008 Ruth and Joe Gani Prize in Probability 2006 Prix Fleurice Mercier Award for best overall student of the Faculty of Science of the Université Libre de Bruxelles Given Talks and Poster Presentations Talks given at international conferences: Poincaré Bisectors and Application to Units, Conference Groups, Rings, and Group- Rings, University of Alberta, Edmonton, Canada; July 2011 Generators and Relations for a discrete subgroup of SL 2 (C) SL 2 (C), Workshop Group Rings and related topics, Universität Stuttgart, Stuttgart, Germany; June 2012 Generators and Relations for a discrete subgroup of SL 2 (C) SL 2 (C),Conference Groups, Rings and Group Rings 2012, Universidade de São Paolo, Ubatuba, Brazil; July 2012 Units in integral group rings and hyperbolic geometry, Forum des jeunes mathematicienne-s, Institut Herni Poincaré, Paris, France; November 2012

3 Recent Trends in Rings and Algebras, Universidad de Murcia, Murcia, Spain; June 2013 Advances in Group Theory and Applications 2013, Università del Salento & Università degli Studi di Napoli Federico II, Lecce, Italy; June 2013 Groups St. Andrews, St. Andrews, United Kingdom; August 2013 Groups St. Andrews, St. Andrews, United Kingdom; August 2013 Units in Integral Group Rings via Fundamental Domains and Hyperbolic Geometry, Workshop Discrete Groups and Geometric Structures with Applications, Leuven, Belgium; June 2014 A Presentation for a Group Acting Discontinuously on a Direct Product of Copies of Hyperbolic Spaces, Conference Brock International Conference on Groups, Rings and Group Rings, St. Catharines, Canada; July 2014 Generators for discrete subgroups of 2-by-2 matrices over rational quaternion algebras, Conference Advances in group theory and applications 2015, Porto Cesareo, Italy; June 2015 Generators for discrete subgroups of 2-by-2 matrices over rational quaternion algebras, Conference Groups and their Actions, Bedlewo, Poland; June 2015 Poster Presentations: Discontinuous actions of unit groups of orders in rational group rings QG, Conference Locally Compact Groups Beyond Lie Theory, Université Catholique de Louvain-La- Neuve, Spa, Belgium; April 2013 Teaching Experience Teaching Assistant at Bielefeld University for the following courses: Graph Theory II Proseminar Coxeter Gruppen Algebra 1 Bachelor Seminar Die symmetrische Gruppe Follow up on basic Graph Theory, Master in Mathematics Spring 2015 Introduction to Coxeter Groups, 3rd year Bachelor in Mathematics Spring 2015 Introduction to Group Theory, 2nd year Bachelor in Mathematics Fall 2015 Algebra and Combinatorics of the Symmetric Group, 2nd year Bachelor in Mathematics Fall 2012, 2011, 2010 Teaching Assistant at Vrije Universiteit Brussel for the following courses:

4 Inleiding Groepentheorie Lineaire Algebra Ring- en Moduultheorie Kanstheorie Introduction to Group Theory, 1st year Bachelor in Mathematics Spring 2014, 2013, 2012, 2011 Linear Algebra, 1st year Bachelor in Biology and Geography Fall 2013 Ring and Module Theory, 2nd year Bachelor in Mathematics Fall 2012, 2011, 2010 Probability Theory, 2nd year Bachelor in Mathematics Spring 2013 Assistant of Teaching Assistant at Université Libre de Bruxelles for the following course: Algèbre Linéaire Linear Algebra, 1st year Bachelor in Physics Fall 2009 Student Support Sessions in Mathematics at Université Libre de Bruxelles: Guidances en Mathématiques Talks given to Mathematics students: Support in Mathematics, 1st Bachelor, all students of the Faculty of Science Fall and Spring 2008/2009 De stelling van Fermat en Monsieur Le Blanc (Fermat s Theorem and Monsieur Le Blanc), Seminarie Actuele Wetenschappen en Samenleving, Vrije Universiteit Brussel, December 2012 Le Théorème de Fermat vu par M. Le Blanc (Fermat s Theorem and Monsieur Le Blanc), Brussels Summer School of Mathematics, Université Libre de Bruxelles, August 2012 Les Maths et le Foot (Mathematics and Football), Mathematikon, Université de Fribourg, November 2014 Fermats letzter Satz aus der Sicht von Monsieur Le Blanc (Fermat s Theorem and Monsieur Le Blanc), Netzwerktreffen Young Women in the CRC 701, Bielefeld University, June 2015 Scientific Expositions and Workshops for High Schools:

5 De donkere materie van de getallenas De geheime geschiedenis: Wiskunde en Codetheorie Printemps des Sciences Maths ludiques: les origamis Workshop on number sets and constructible numbers given to Dutch-speaking students of Belgian High Schools 2011, 2012, 2013 Workshop on the history and mathematics behind Coding Theory given to Dutch-speaking students of Belgian High Schools 2012, 2013 Scientific Exposition organized by Univeristé Libre de Bruxelles Student Support for one group of participating students 2012 Workshop on the link between origamis and mathematics given to French-speaking students of Belgian High Schools 2008, 2009, 2010 Stays abroad Several short (less than one month) collaborative research stays at Universidad de Murcia, Murcia, Spain; 2011, 2012, month research stay at Université de Fribourg in the research group of Prof. Ruth Kellerhals, Fribourg, Switzerland; October 2014-December 2014 Languages Mother tongue: Native tongue: Fluent: Good: Luxembourgish French, German English, Dutch Spanish Interests and Activities Sports: Football (Soccer) Others: History of Mathematics, Travelling, Languages...