writings
- (with sinai robins) computing the continuous discretely: integer-point enumeration in polyhedra, springer 2007 & 2015
- (with ross geoghegan) the art of proof: basic training for deeper mathematics, springer 2010
- (with gerald marchesi, dennis pixton, and lucas sabalka) a first course in complex analysis, open textbook (print version published by orthogonal publishing), 2002-2018
- (with raman sanyal) combinatorial reciprocity theorems, ams 2018
courses (winter'19/20 fu berlin)
upcoming activities
- combinatorics study group @ queen mary university of london (january 31)
- combinatorial cowork space @ alps (march 8-15)
all materials on my websites are licensed under a creative commons attribution-noncommercial 3.0 unported license, unless otherwise noted.