Teaching:  

Fall 2013 (All teaching resources can be found on the Angel Page for the course.)

• Calculus I (MTH 201.04/201.05)
• Linear Algebra (MTH 324)

Research:  My research interests include enumerative and algebraic combinatorics, particularly permutation patterns.

Publications:

• Almost avoiding pairs of permutations (with William Griffiths and Daniel Warren), Pure Mathematics and Applications Vol. 22, (2011), no. 2, 129–139.
• Substitution-closed pattern classes (with Mike Atkinson and Nik Ruškuc), J. Combin. Theory Ser. A 118 (2011), no. 2, 317–340.
• Growth rates for subclasses of Av(321) (with Michael Albert, Mike Atkinson, Robert Brignall. Nik Ruškuc, J.West), Electronic Journal of Combinatorics, 17 (2010), no. 1, Research Paper 141, 16 pp.
• Almost avoiding permutations (with Robert Brignall, Shalosh B. Ehkad, and Vincent Vatter), Discrete Math. 309 (2009), no. 23-24, 6626–6631.
• The enumeration of permutations sortable by pop stacks in parallel (with Vincent Vatter), Information Processing Letters, 109 (2009), 626-629.
• Permutation reconstruction, Electronic Journal of Combinatorics, 13 (1), 2006.
• Comparing algorithms for sorting with t stacks in series, Annals of Combinatorics, 8 (2004), 113-121.