Charles H. Jepsen

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Professor of Mathematics
Grinnell College

jepsen@math.grinnell.edu

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Ph.D. in mathematics, Indiana University, 1967.
M.A. in mathematics, Indiana University, 1964.
B.A. summa cum laude in mathematics, Wartburg College, 1962.

Interests: Tilings, dissections, convexity, polyhedra, combinatorial geometry, geometric configurations.

Consultant for Project NExT

Positions held

Recent publications:

• Constructing equidissections for certain classes of trapezoids (with Paul Monsky), to appear in Discrete mathematics, 2008.
• Equidissections of kite-shaped quadrilaterals (with Trevor Sedberry and Rolf Hoyer), to appear in Involve, 2008.
• Fitting one right triangle in another (with Valeria Vulpe), Mathematics magazine, 2007.

Selected publications