
Expertise

Work
Work
Approximately Calculus, American Mathematical Society, 292 pp., 2006. ISBN13: 9780821837504
With T. Hsu, and M. Logan. The generalized Furedi conjecture holds for finite linear lattices. Discrete Mathematics, 306:31403144, 2006
With B. Rothschild. Cutsets and antichains in linear lattices. Journal of Combinatorial Theory A, 113(8):17831790, November 2006
With J. Pommersheim. Unique factorization in generalized power series rings. The Proceedings of the American Mathematical Society, 134(5):12771287, 2006
With M. Logan. A new matching property for posets and existence of disjoint chains. Journal of Combinatorial Theory A, 108(1):7787, October 2004
With T. Hsu, M. Logan, and C. Towse, Partitioning the Boolean Lattice into a Minimal Number of Chains of Relatively Uniform Size, European Journal of Combinatorics, 24: 219228, 2003
With T. Hsu, M. Logan, and C. Towse, Partitioning the Boolean Lattice into Chains of Large Minimum Size, Journal of Combinatorial Theory Part A, 97(1): 6284, 2002

Education

Awards & Honors
Awards & Honors
Pomona College, Wig Distinguished Professorship Award for Excellence in Teaching, 1993, 1999, 2008 & 2013.
CHOICE Magazine (Association of College and Research Libraries), selection of his book Approximately Calculus (Providence, RI: American Mathematical Society, 2006), as an Outstanding Academic Title for 2007
The Mathematical Association of America, Carl B. Allendoerfer Award for the Mathematics Magazine article "Variations on an Irrational ThemeGeometry, Dynamics, Algebra," 70 (1997), 93104, coauthored with D. Kalman and R. Mena, 1998
Phi Beta Kappa
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