Welcome to my homepage! I am an Assistant Professor in the Department of Mathematics of the University of Nebraska–Lincoln. Previously from 2004 to 2007, I was a VIGRE Research Assistant Professor at the University of Illinois at Urbana-Champaign. My research focuses mainly on graph theory and combinatorics, including applications to computer, biological, and social sciences.

More Information:

• Contact information and my curriculum vitae.
• Mathematics that I am interested in, as well as preprints of publications.
• Information about classes I am teaching, including Spring 2010 Graph Theory.
• The Discrete Math Seminar for Spring 2010.
• The UNL Math Club and Pi Mu Epsilon organizations.
• The Lincoln Area Math Teacher's Circle.
• Research Experience for Undergraduates (REU) for summer 2009.
• Information about computer topics, including math software and LaTeX.

To contact me, email to hartke @ No . Spam . mäth . únl . edu (appropriately changed).