Square-Free Words with Square-Free Self-Shuffles

  • James D. Currie
  • Kalle Saari
Keywords: combinatorics on words, square-free words, self shuffles

Abstract

We answer a question of Harju: For every n3 there is a square-free ternary word of length n with a square-free self-shuffle.
Published
2014-01-12
Article Number
P1.9