Combinatorics on Words : 13th International Conference, WORDS 2021, Rouen, France, September 13-17, 2021, Proceedings

Synchronized Sequences.- Continuants with equal values, a combinatorial approach.- Quaternary n-cubes and Isometric Words.- Strings from linear recurrences: a Gray code.- String Theories involving Regular Membership Predicates: From Practice to Theory and Back.- Binary cyclotomic polynomials: representation via words and algorithms.- Computation of critical exponent in balanced sequences.- The Range Automaton: An Efficient Approach to Text-Searching.- A numeration system for Fibonacci-like Wang shifts.- Perfectly clustering words are primitive positive elements of the free group.- On Billaud Words and Their Companions.- Counting ternary square-free words quickly.- Doubled patterns with reversal are 3-avoidable.- A characterization of binary morphisms generating Lyndon in finite words.- Inside the Binary Reflected Gray Code: Flip-Swap Languages in 2-Gray Code Order.- Equations over the k-binomial monoids.

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