Contact information here.

**Teaching:**

Fall 2007: STATS 101 (Introduction to statistics) and MATH 222 (Multivariable calculus)

Spring 2008: MATH 413 (Honors introduction to analysis I) Homepage.

Fall 2008: MATH 2220 (Multivariable calculus) Homepage.

Spring 2009: MATH 7350 (Topics in algebra) Course notes (pdf, 96 pages).

Fall 2009: MATH 2310 (Linear algebra with applications)
Homepage and MATH 7350 (Algebraic differential algebra) Course notes (rough version in pdf, 51 pages).

Spring 2010: MATH 4130 (Honors introduction to analysis I) Homepage.

**Papers:**

(with Shayne Waldron) The vertices of the platonic solids are tight frames. *Advances in constructive approximation: Vanderbilt 2003*, 495--498, Here.

(with Shayne Waldron) Tight frames and their symmetries. *Constr. Approx.* 21 (2005), no. 1, 83--112. Here.

Rational Cherednik algebras and diagonal coinvariants of $G(m,p,n)$. *J. Algebra* 311 (2007), no. 1, 231--250. arXiv.

(with Shayne Waldron) Tight frames generated by finite nonabelian groups. *Numer. Algorithms* 48 (2008), no. 1-3, 11--27. Here.

On category $\scr O$ for the rational Cherednik algebra of $G(m,1,n)$: the almost semisimple case. *J. Math. Kyoto Univ.* 48 (2008), no. 1, 27--47 arXiv.

(with Shayne Waldron) The symmetry group of a finite
frame. *Linear Algebra Appl.* 433 (2010), no. 1, 248-262.
Here.

**Preprints:**

**In preparation:**

(with Manuel Reyes) Theories of algebraic localization. (Will
replace:
"On the opposite of the category of rings." available
on the arXiv.)

(with Yuri Berest) Curved representations of quivers.

**Talks etc.:**

Yuri Berest and I organize the Lie Groups Seminar.

LEO, a good German dictionary.

Essential phrases in 36 languages.