Kenneth Birnbaum
Department of Biology
New York University
ken.birnbaum@nyu.edu
Dennis Shasha
Courant Institute of Mathematical Sciences
Department of Computer Science
New York University
shasha@cs.nyu.edu
http://cs.nyu.edu/cs/faculty/shasha/index.html
This work has been partly supported by the U.S. National Science Foundation under grant N2010 DBI-0519984. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation. This support is greatly appreciated.