Research interests: Probability & Stochastic Processes, Analysis of (S)PDEs, and Mathematical Physics on graphs, resistance spaces, and metric measure spaces, such as fractals.
My research in pictures: Click on the image to see the relevant paper.
Research: NSF grant. Minicourses in Bielefeld (Autumn '18) and Lisboa (Winter '19). Upcoming travel.
Teaching at Colgate (Fall '19): MATH 313 - Functions of a Complex Variable; MATH 316 - Probability.
"The first to use the octopus lemma [of Caputo-Liggett-Richthammer] for something new was Chen." (G. Alon & G. Kozma, arXiv:1811.10537)
Random walks, electric networks, moving particle lemma, and hydrodynamic limits (abstract, talk slides)