Abstract
An overlap in a word is a factor of the form axaxa, where x is a (possibly empty) word and a is a single letter; these have been well-studied since Thue’s landmark paper of 1906. In this note we consider three new variations on this well-known definition and some consequences.
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APA
Rajasekaran, A., Rampersad, N., & Shallit, J. (2017). Overpals, underlaps, and underpals. In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (Vol. 10432 LNCS, pp. 17–29). Springer Verlag. https://doi.org/10.1007/978-3-319-66396-8_3
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