Glossary for combinatorics on words: Difference between revisions
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| conjugate || equivalent under modal rotation || | | conjugate || equivalent under modal rotation || | ||
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| circular word || [[periodic scale]] || An equivalence class of words that are conjugate, or equivalently, an infinite periodic word. | | circular word, necklace || [[periodic scale]] || An equivalence class of words that are conjugate, or equivalently, an infinite periodic word. | ||
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| factor, subword || || ''u'' is a ''factor'' of ''w'' if ''w = yuv'' for words ''y'' and ''v''. ''u'' is a factor of a circular word [''w''] if it is a factor of some representative of [''w'']. | | factor, subword || || ''u'' is a ''factor'' of ''w'' if ''w = yuv'' for words ''y'' and ''v''. ''u'' is a factor of a circular word [''w''] if it is a factor of some representative of [''w'']. | ||