Lara Pudwell cited in Scientific American blog
The Scientific American math blog Roots of Unity cited Assistant Professor Lara Pudwell and her collaborator Eric Rowland (University of Quebec at Montreal) in a recent post entitled "Mathematicians predict what's in your wallet", available at http://blogs.scientificamerican.com/roots-of-unity/2013/06/20/mathematicians-predict-whats-in-your-wallet/   The post summarizes a preprint of a paper Pudwell and Rowland coauthored using Markov chains and linear algebra to predict the most likely set of coins in one's wallet under certain assumptions.