Publications and Research
Contact Info:

Efren Ruiz
Department of Mathematics
University of Toronto
40 St. George St.
Toronto, ON M5S 2E4 Canada

6103 Bahen Hall
Phone:  (416) 978-4156
Fax: (416) 978-4107

Email: eruiz "at" math "dot" toronto "dot" edu



Curriculum Vitae

List of Publications
  1.  Classification of extensions of classifiable C*-algebras (with S. Eilers and G. Restorff).  Preprint ArXiv:math.OA/0606688.
  2.  C*-algebras with the stable local finite dimensional property (with P.W. Ng and Z. Niu).  Submitted for publication.
  3.  Homomorphisms and strong approximate unitary equivalence.  Submitted for publication.
  4.  On Rørdam's classification of certain C*-algebras with one non-trivial ideal II (with G. Restorff).  To appear in Mathematica Scandinavica. 
  5.  A classification theorem for direct limits of extensions of circle algebras by purely infinite C*-algebras. To appear in J. of Operator Theory. A  preprint version can be seen at ArXiv:math.OA/0508243.
Research Seminars and Invited Presentations
  1. Operator Theory Seminar, University of Copenhagen, Copenhagen, Denmark, November 2006.
  2. Operator Theory Seminar, University of Toronto, Toronto, Canada, October 2006.
  3. Canadian Operator Algebra Symposium, University of Calgary, Calgary, Canada, May 2006.
  4. Operator Theory Seminar, University of Copenhagen, Copenhagen, Denmark, March 2006.
  5. Set Theory Seminar, The Fields Institute for Mathematical Research, Toronto, Canada, November 2005.
  6. Analysis Seminar, University of Waterloo, Waterloo, Canada, October 2005.
  7. Operator Theory Seminar, University of Toronto, Toronto, Canada, October 2005.
  8. Analysis Seminar, University of Oregon, Eugene, Oregon, November 2004.