Timothy Chumley
Department of Mathematics
Iowa State University
396 Carver Hall
Ames, IA 50011
Phone: (515) 294-1752
Office: 492 Carver Hall
Email: tchumley@iastate.edu
Homepage: http://tchumley.public.iastate.edu/
Experience
Iowa State University, Department of Mathematics, NSF Alliance Postdoctoral Research Fellow, 2013 – present.
Education
Ph.D. Mathematics, Washington University, 2013.
Dissertation: Limit theorems in random billiard models
Advisor: Renato Feres.
M.S. Mathematics, Marquette University, 2007.
B.S. Computer Science, Mathematics, Summa Cum Laude, Marquette University, 2005.
Fields of Research Interest
Probability, dynamical systems, mathematical billiards, statistical physics
Grants, Fellowships, & Awards
American Institute of Mathematics SQuaRE grant, 2015 – 2017
NSF International Congress of Mathematicians travel award, 2014
NSF Alliance for Diversity in Mathematical Sciences Postdoctoral Fellowship, 2013 – 2016
Dissertation Fellowship, Washington University, 2012 – 2013
University Fellowship, Washington University, 2007 – 2008, 2010
Phi Beta Kappa, 2005
Research
Journal Articles
1. T. Chumley, S. Cook, and R. Feres. From billiards to thermodynamics. Comput. Math. Appl., 65(10):1596–
1613, 2013.
2. T. Chumley, R. Feres, and H.-K. Zhang. Diffusivity in multiple scattering systems. Trans. Amer. Math. Soc.,
368(1):109–148, 2016.
3. O. Aydogmus, T. Chumley, and A. Roitershtein. On the fixation probability in large populations, preprint
4. T. Chumley, M. Pryporov, A. Roitershtein, and Z. Voller. Analyticity of asymptotic variance for random
products of matrices, preprint
5. T. Chumley, S. Cook, and R. Feres. Diffusion approximations of thermally active rigid bodies, preprint
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Work in Progress
6. T. Chumley, A. Roitershtein, and Z. Voller. Favorite sites of recurrent RWRE on Z, in preparation
7. T. Chumley. Geometric ergodicity of random billiard systems with thermostatic boundaries, in preparation
8. T. Chumley and T. Yang. Limit theorems for Sinai random billiards, in preparation
Other
9. T. Chumley. Limit theorems in random billiard models (2013), PhD dissertation
Invited Presentations
American Institute of Mathematics, Workshop on stochastic methods in non-equilibrium dynamical systems,
June 2015
The Dynamical Systems, Ergodic Theory, and Probability Conference Dedicated to Nikolai Chernov, May 2015
Washington University, Geometry seminar, March 2015
University of Wisconsin Madison, Probability seminar, November 2014
Iowa State University, Colloquium, April 2014
AMS Central Sectional Meeting, Special Session on Statistical Aspects of Dynamical Systems, October 2013.
Iowa State University, Probability seminar, April 2013.
University of Massachusetts Amherst, Applied Analysis and Computation Seminar, November 2012.
Clemson University, Carolina Dynamics Symposium, April 2012.
Contributed Presentations
Joint Mathematics Meetings, Special session on Research by Postdocs of the Alliance for Diversity in Mathematics, January 2016
International Congress of Mathematicians, Probability session, August 2014
10th Cornell probability summer school, July 2014
Joint Mathematics Meetings, Special session on Brownian Motion and Stochastic Processes, January 2013.
Progress and Problems in Dynamics (poster), University of Houston, May 2012.
Seminar on Stochastic Processes, University of Kansas, March 2012.
Selected Conference Participation
AIM SQuaRE on Stochastic thermodynamics and random billiards, July 2015
AIM Workshop on Stochastic methods for non-equilibrium methods in dynamical systems, June 2015
The Dynamical Systems, Ergodic Theory, and Probability Conference Dedicated to Nikolai Chernov, May 2015
Midwest Probability Colloquium, Northwestern University, October 2014.
International Congress of Mathematicians, Seoul, August 2014
10th Cornell probability summer school, Cornell University, July 2014
Dynamical systems summer school, University of Houston, May 2014
Seminar on Stochastic Processes, UC San Diego, March 2014.
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Joint Mathematics Meetings, Baltimore, January 2014.
AMS Central Sectional Meeting, St. Louis, October 2013.
Midwest Probability Colloquium, Northwestern University, October 2013.
Joint Mathematics Meetings, San Diego, January 2013.
Midwest Probability Colloquium, Northwestern University, October 2012.
Progress and Problems in Dynamics, University of Houston, May 2012.
Carolina Dynamics Symposium, Clemson University, April 2012.
Seminar on Stochastic Processes, University of Kansas, March 2012.
Gone Fishing Poisson Geometry Meeting, Washington University, October 2011.
Teaching
Iowa State University
Calculus II: Fall 2013, Fall 2015.
Theory of Linear Algebra: Spring 2014.
Introduction to Real Analysis: Fall 2014.
Washington University
Calculus I: Summer 2008.
Matrix Algebra: Summer 2012.
Introduction to Statistics: Summer 2009, Summer 2010.
TA for Calculus I, II, III and Business Calculus II during 2008–2012.
Washington University Teaching Citation recipient, 2013
Marquette University
TA for Calculus I, II, III during 2005–2007.
Professional Activities
Organizer for AIM SQuaRE on Stochastic thermodynamics and random billiards, July 2015
Co-organizer for AMS Special session on Statistical Aspects of Dynamical Systems, October 2013
Departmental service: Iowa State University probability seminar organizer (2014 – present), Graduate Student
Seminar organizer, Washington University, 2012.
Member, American Mathematical Society, 2007–Present.
Miscellaneous
Programming Languages: C, C++, Java, LATEX, Matlab, Perl, Python, R, Sage.
Foreign Languages: Fluent in Spanish.
Last updated: November 28, 2015