The minimax sphere eversion,
with George Francis, John M. Sullivan, Rob B. Kusner, Ken A. Brakke, Chris Hartman,
in Visualization and Mathematics,
Springer, Berlin, 1997,
3–20.
A lower bound for partial list colorings,
J. Graph Theory32 (1999), no. 4,
390–393.
Hall t-chromatic graphs,
with Peter D. Johnson, Jr., Evan B. Wantland,
Bull. Inst. Combin. Appl.39 (2003),
53–63.
Coloring with no 2-colored P4’s,
with Michael O. Albertson, H. A. Kierstead, André Kündgen, Radhika Ramamurthi,
Electron. J. Combin.11 (2004), no. 1,
Research Paper 26, 13 pp.
Trefoil Knotbox,
film,
with George Francis, Ulrich Brehm, Chris Hartman,
10 minutes,
National Center for Supercomputing Applications,
September 1992.
Equivariant Sphere Eversions,
film,
with Francois Apéry, George Francis, Chris Hartman,
9 minutes,
National Center for Supercomputing Applications,
September 1992.
Conics ’93,
film,
with George Francis, Chris Hartman,
6 minutes,
National Center for Supercomputing Applications,
July 1993.
Werner Boy’s Surface,
film,
with George Francis, Chris Hartman,
12 minutes,
National Center for Supercomputing Applications,
July 1993.
Post-Euclidean Walkabout
film,
with George Francis, Ulrike Axen, Chris Hartman, Paul McCreary,
7 minutes,
National Center for Supercomputing Applications,
September 1994.
15-Foot-Tall Stellated Icosahedron,
temporary sculpture constructed on the campus of Southeast Missouri State University
in honor of Mathematics Awareness Month,
April 1999.
FIGlet,
software for generating large letters using ASCII text,
latest version: 2002.
This is an open-source project that I began in the early 1990’s.
It has since been continued by others.
See FIGlet.org.
BLUIsculpt,
virtual reality sculpting software,
with Bill Brody, Chris Hartman, Don Bahls, Doug Knight, Andrew Lee, Jesse Niles, Yichen Wang,
Arctic Region Supercomputing Center,
2004.