Combinatorics on Words

Matching patterns with variables.- Abelian properties of words.- On sets of words of rank two.- On families of limit S-adic words.- Independent systems of word equations: from Ehrenfeucht to eighteen.- Parikh determinants.- Critical exponent of infinite balanced words via the Pell number system.- Repetitions in infinite palindrome-rich words.- Generalized Lyndon factorizations of infinite words.- On the commutative equivalence of bounded semi-linear codes.- Circularly squarefree words and unbordered conjugates: a new approach.- The undirected repetition threshold.- Characteristic parameters and special trapezoidal words.- Return words and bifix codes in eventually dendric sets.- Enumeration and extensions of word-representable graphs.- Localisation-resistant random words with small alphabets.- On codeword lengths guaranteeing synchronization.- Binary intersection revisited.- On substitutions closed under derivation: examples.- Templates for the k-binomial complexity of the Tribonacci word.- Derived sequences of Arnoux-Rauzy sequences.- New results on pseudosquare avoidance.- Every nonnegative real number is a critical abelian exponent.- Rich words containing two given factors.- Mortality and synchronization of unambiguous finite automata.- On discrete idempotent paths.