This conference is the 2026 edition of a series of events around numeration systems and substitution systems. The central themes of this conference include (but are not limited to): number theory, diophantine approximation, fractal geometry, substitution, combinatorics on words, ergodic theory, dynamical systems, and computer science.

Previous Years:

• Numeration and Substitution 2025 – Tsukuba, Japan, September 2025
• Numeration 2024 – Utrecht, Netherlands, June 2024
• Numeration 2023 – Liège, Belgium, May 2023
• Numeration and Substitution 2019 – Vienna, Austria, July 2019
• Numeration 2018 – Paris, France, May 2018
• Numeration 2017 – Rome, Italy, June 2017
• Numeration 2016 – Prague, Czech Republic, May 2016
• Numeration 2015 – Nancy, France, May 2015
• Numeration and Substitution 2014 – Debrecen, Hungary, July 2014
• Numeration and Substitution: 2012 – Kyoto, Japan, June 2012
• Numeration 2011 – Liège, Belgium, June 2011
• Numeration – Leiden, Netherlands, June 2010
• Numeration: Mathematics and Computer Science – Marseille, France, March 2009
• Journées Numération – Prague, Czech Republic, May 2008
• Journées de Numération – Graz, Austria, April 2007
• Journées Numération, Pavages, Substitutions – Grenoble, France, March 2005

1 - 5 June 2026