Paper by Martin L. Demaine

Therese C. Biedl, Jonathan F. Buss, Erik D. Demaine, Martin L. Demaine, Mohammadtaghi Hajiaghayi, and Tomáš Vinař, “Palindrome Recognition Using a Multidimensional Tape”, Theoretical Computer Science, volume 302, number 1–3, June 2003, pages 475–480.

The problem of palindrome recognition using a Turing machine with one multidimensional tape is proved to require Θ(n2/log n) time.

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The paper is 7 pages.

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