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Published in:
1986 | OriginalPaper | Chapter
On Cyclically Overlap-free Words in Binary Alphabets
Author : T. Harju
Published in: The Book of L
Publisher: Springer Berlin Heidelberg
Included in: Professional Book Archive
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We shall be concerned with avoidable patterns of words on two symbols, a and b. The pattern we are interested in is overlapness: a word x avoids overlapping or is overlap-free if it has no two occurrences of a factor that overlap each other. For example the word aababaa does not avoid overlapping since it contains the factor aba in two occurrences such that these have a common part.