3 papers
math.CO2019
Anti-Powers in Primitive Uniform Substitutions
Mickaël Postic
In a recent work, A. Berger and C. Defant showed that if is a fixed point of a binary uniform and primitive morphism, then there exists a constant such that for all positiv…
math.CO2019
-Lyndon words
Mickaël Postic, Luca Q. Zamboni
Let $\A$ be a finite non-empty set and a total order on $\A^\nats$ verifying the following lexicographic like condition: For each $n\in \nats$ and $u, v\in \A^n,$ if $u^…
math.CO2018
Abelian Anti-Powers in Infinite Words
Gabriele Fici, Mickael Postic, Manuel Silva
An abelian anti-power of order (or simply an abelian -anti-power) is a concatenation of consecutive words of the same length having pairwise distinct Parikh vectors. Thi…