Papers

• "A case study in bivariate singularity analysis." To appear in CONM, 2010
• "The Weak Order and Flag h-Vector Inequalities." Senior Thesis, 2005

Selected Talks

• "Automatic asymptotics in the bivariate rational case" October, 2010
• "An algorithm for bivariate singularity analysis" April, 2010
• "Mathematical connections in combinatorial enumeration" March, 2010
• "From enumeration to saddle-point analysis" June, 2009
• "Counting Bicolored Supertrees" April, 2009
• "Cauchy's Formula and Bivariate Rational Asymptotics" October, 2008
• "Nonstandard Analysis: An Application of the Compactness Theorem" November, 2007
• "How the Four Color Theorem was Proved" Spring, 2005
• "Closed Geodesics on Orbifolds of Revolution" Summer, 2004

Oral Exam

• Major Topic: Enumerative Combinatorics and Asymptotics
• Minor Topic: First-Order Logic and Finite Model Theory
• Exam Questions

Timothy DeVries
tdevries [at] math [dot] upenn [dot] edu
Office: 4C17 David Rittenhouse Laboratory
Phone: (215) 898-5196

Department of Mathematics
University of Pennsylvania
209 S. 33rd St
Philadelphia, PA 19104-6395