Darren Creutz
- Assistant Professor of Mathematics
- Vanderbilt University
Education
- Ph.D. Mathematics, University of California: Los Angeles
- M.A. Mathematics, University of California: Los Angeles
- B.A. Mathematics with Honors & Computer Science, Williams College
- 2011
- 2006
- 2003
Research
Research Areas:
Ergodic Theory of Group Actions, Rigidity Theory, Algebraic and Topological Groups
Doctoral Advisor:
Professor Yehuda Shalom, University of California: Los Angeles
Postdoctoral Advisor:
Professor Vaughan Jones, Vanderbilt University
Publications
-
Stabilizers of Actions of Lattices in Products of Groups
(in review)
May 2013
Darren Creutz -
Stabilizers of Ergodic Actions of Lattices and Commensurators
(in review)
August 2012
Darren Creutz and Jesse Peterson -
A Normal Subgroup Theorem for Commensurators of Lattices
(in preparation)
June 2012
Darren Creutz and Yehuda Shalom -
Commensurated Subgroups and the Dynamics of Group Actions on Quasi-Invariant Measure Spaces
Doctoral Dissertation
June 2011
Darren Creutz -
Mixing Properties of Random Sequences and “Stochastic Staircase” Transformations
(in review)
February 2011
Darren Creutz -
Mixing on Rank-One Transformations
Studia Mathematica
August 2010
Darren Creutz and Cesar Silva -
Superstability and Finite Time Extinction for C0-Semigroups
(in review)
July 2010
Darren Creutz, Manuel Mazo Jr. and Ciprian Preda -
Mixing on a Class of Rank-One Transformations
J. Ergodic Th. & Dyn. Sys.
March 2004
Darren Creutz and Cesar Silva -
Rank-One Mixing and Dynamical Averaging
Honors Thesis
June 2001
Darren Creutz
Awards and Honors
- Robert Sorgenfrey Distinguished Teaching Award UCLA 2010
- VIGRE Instructorship UCLA 2010
- VIGRE Fellowship UCLA 2005-2009
- SMALL Research Internship Williams College 2001-2004
Talks
- Stabilizers of Ergodic Actions of Product Groups and Lattices in Products Shanks Workshop on von Neumann Algebras and Ergodic Theory, Vanderbilt University 28 Apr 2013
- Stabilizers of Actions of Groups and Invariant Random Subgroups Vanderbilt University 26 Apr 2013
- Stabilizers of Actions of Product Groups and Lattices in Product Groups Vanderbilt University 5 April 2013
- Mixing on Rank-One Transformations Vanderbilt University 25 Jan 2013
- Stabilizers of Ergodic Actions of Lattices and Commensurators University of California: San Diego 16 Nov 2012
- Poisson Boundaries, Harmonic Functions and Random Walks on Groups Vanderbilt University 9 Nov & 5 Dec 2012
- Stabilizers of Ergodic Actions of Lattices and Commensurators Vanderbilt University 19 Sep 2012
- Stabilizers of Ergodic Actions of Lattices and Commensurators Williams College Ergodic Theory Conference 28 July 2012
- Stabilizers of Ergodic Actions of Lattices and Commensurators UCLA Workshop on von Neumann Algebras and Ergodic Theory 26 May 2012
- Stabilizers for Ergodic Actions of Commensurators Vanderbilt University 6 April 2012
- The Property (T) “Half” of the Margulis-Zimmer Conjecture Vanderbilt University 29 Feb 2012
- Property (T) for Certain Totally Disconnected Groups Related to a Conjecture of Margulis and Zimmer Vanderbilt University 17 Feb 2012
- SAT Actions and Rigidity of Lattices Vanderbilt University 30 Nov 2011
- Normal Subgroups of Commensurators of Lattices Vanderbilt University 9 Nov 2011
- Normal Subgroups of Commensurators and Rigidity of SAT Actions Vanderbilt University 26 Aug & 2 Sep & 9 Sep 2011
- Dynamics of SAT Actions CalTech 2 May 2011
- Normal Subgroups of Commensurators and Rigidity of SAT Actions University of California: Los Angeles 6 Apr & 13 Apr 2011
- Normal Subgroups and Rigidity for Commensurators Vanderbilt University 28 Feb 2011
- Quasi-Invariant Group Actions University of California: Los Angeles 18 Feb 2011
- Normal Subgroups of Commensurators and SAT Actions CalTech 20 Jan 2011
- A Normal Subgroup Theorem for Commensurators Yale University 15 Nov 2010
- Mixing, Random Sequences and Rank-One Transformations Northwestern University 9 Nov 2010
- Normal Subgroup and Factor Theorems for Commensurators University of Illinois: Chicago 8 Nov 2010
- A Normal Subgroup Theorem for Commensurators of Lattices AMS Western Meeting 9 Oct 2010
- Superstability and Finite-Time Extinction for Semigroups University of California: Los Angeles 27 Apr 2010
- Poisson Boundaries and Their Applications University of California: Los Angeles Jan 2009
- Rank-One Actions, Mixing and Singular Spectra University of California: Los Angeles Mar 2007
Teaching Experience
- Instructor, Introduction to Analysis Vanderbilt University Spring 2013
- Instructor, Ordinary Differential Equations Vanderbilt University Fall 2012
- Instructor, Introduction to Analysis Vanderbilt University Spring 2012
- Instructor, Accelerated Single-Variable Calculus II Vanderbilt University Fall 2011
- Instructor, Probability & Programming Review UCLA Winter 2011
- Instructor, Undergraduate “Boot Camp” UCLA Summer 2010
- Instructor, Integration and Infinite Series UCLA Spring 2010
Work Experience
- Google Software Engineer Jun - Sep 2007 - 2008
- Independent Web Developer Web Coding and Design 2000 - 2010
- Transnational Venture Consultants, Inc. IT Officer 2003 - 2008
- Moseley Road SysAdmin 2004 - 2008
- Science Application International Corp. Contracted Developer 1997, 2002