The Chicago Journal of Theoretical Computer Science is a peer-reviewed scholarly journal in theoretical computer science. Articles are submitted and published in LaTeX source form, and distributed internationally over the InterNet. Articles are augmented by refereed forward references to improvements and subsequent related work. Readers may obtain articles through FTP, and HTTP (World Wide Web). Other widely used network tools will be supported as they arise in the future. The Journal is committed to minimizing publication delays, and to promoting maximum flexibility in the ways that readers use the journal for teaching, research, and scholarship. Access to articles is open, with shared copyright between the journal and the author.