Glossary for combinatorics on words: Difference between revisions
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| alphabet || || A countable set of symbols. | | alphabet || || A countable set of symbols. | ||
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| word || scale || A finite | | word || scale || A finite or infinite string of letters taken from an alphabet. | ||
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| circular word || [[periodic scale]] || An equivalence class of words that are modally equivalent, or equivalently, an infinite periodic word. | | circular word || [[periodic scale]] || An equivalence class of words that are modally equivalent, or equivalently, an infinite periodic word. | ||