= resources =

* turing machines and related
** [[wikipedia: Turing machine]]
** DFA::Simple
** <a href="http://sourceforge.net/projects/turing-machine/">C++ turing simulator</a>
** [[wikipedia: finite state machine]]
** [[wikipedia: formal grammar]]

* complexity theory
** [[wikipedia: complexity classes P and NP]]
** [[wikipedia: NP-complete]]

* trees
** <a href="http://www.stanford.edu/~blp/avl/libavl.html/">avl trees at stanford</a>
** <a href="/on-campus/graphviz">graphviz example</a>

* sorting
** <a href="http://www.cs.ubc.ca/spider/harrison/Java/sorting-demo.html">java applet sorting demo</a>