``We are here and it is now. Further than that all human knowledge is moonshine.'' -- H.L. Mencken


David G. Wagner

Department of Combinatorics and Optimization
Faculty of Mathematics
University of Waterloo
Waterloo, Ontario
CANADA N2L 3G1


Handles


FPSAC 2012

The 24th International Conference on Formal Power Series and Algebraic Combinatorics will be held from July 30th to August 3rd, 2012, at Nagoya University, Nagoya, Japan. Please consider participating by contributing a talk and paper for the conference proceedings. FPSAC is the leading conference series in algebraic combinatorics, and is always a great event.








Before enlightenment
chopping wood
carrying water

After enlightenment
chopping wood
carrying water



Combinatorics of electrical networks

Notes for a series of lectures prepared for the Undergraduate Summer Research Assistants of the C&O Department in 2009.


Multivariate stable polynomials: theory and applications

A survey of the recent work of Julius Borcea and Petter Br"and'en on their multivariate generalization of the theory of univariate polynomials with only real roots, and its applications, including Gurvits's proof of the van der Waerden Conjecture. Commissioned by the A.M.S. for the Current Events Bulletin at the San Francisco meeting in January, 2010. This is the revised version to appear in the Bulletin of the A.M.S.


CO 330 Combinatorial Enumeration

Homepage for CO 330 in the Fall 2011 Semester.


MATH 249 Introduction to Combinatorics (Advanced)

Homepage for MATH 249 in the Fall 2011 Semester.


``The trouble with the rat race is that, even if you win, you're still a rat.'' -- Lili Tomlin


MoonShot Applet

Ever wanted to fly a rocket to the Moon and back? Here's an amusing little time-waster.



``In the fight between you and the world, back the world.'' -- Frank Zappa











I stumped Google.