Teaching:
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Fall 2008 - 800:060:03: Calculus I.
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Fall 2008 - 800:062:01: Calculus III.
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Previous courses at UNI:
Mathematics in Decision Making (800:023),
Calculus I (800:060),
Calculus II (800:061), Modern Algebra I (800:160),
Complex Analysis I (800:203).
Research interests:
Analysis - Functions of a complex variable,
planar harmonic functions.
Papers:
- From the fundamental theorem of algebra to astrophysics:
a`“harmonious” path
(with D. Khavinson),
Notices Amer. Math. Soc.
55 (2008), 666-675.
- Data mining an online homework system
(with A. Bennett, E. Lawrence, E. Verbych, and S. Warren),
American Society for Engineering Education Annual Conference
and Exposition Conference Proceedings (2007).
- Cluster points and asymptotic values of
C1- and planar harmonic functions,
Comput.
Methods Funct. Theory 7 (2007),
249-263.
(a preprint of an earlier version can be found at
arXiv:math.CV/0508624).
- On the number of zeros of certain rational harmonic functions
(with D. Khavinson),
Proc. Amer. Math. Soc.
134 (2006), 1077-1085.
(a preprint of an earlier version can be found at
arXiv:math.CV/0401188).
- Valence of complex-valued planar harmonic functions,
Trans. Amer. Math. Soc.
357 (2005), 3133-3167.
(a preprint of an earlier version can be found at
arXiv:math.CV/0401359).
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