Relationship between the period of a finite word and the length of its unbordered segments

Fast Pattern Matching in Strings

Donald E. Knuth, James H. Morris, Vaughan Pratt · SIAM Journal on Computing · 1977 · 2.9K citations

Computing, Computer Science, Mathematics +12

Free Differential Calculus, IV. The Quotient Groups of the Lower Central Series

K. T. Chen, Ralph H. Fox, Roger C. Lyndon · Annals of Mathematics · 1958 · 363 citations

Natural Sciences, Mathematics, Algebra +7

The equation $a^M=b^Nc^P$ in a free group.

Roger C. Lyndon, M. P. Schützenberger · The Michigan Mathematical Journal · 1962 · 348 citations · Full text

Natural Sciences, Organization Studies, Group Dynamics +4

Periodicity and unbordered segments of words

Andrzej Ehrenfeucht, D. M. Silberger · Discrete Mathematics · 1979 · 90 citations

Language Studies, Linguistics, Syntax +5