# expose-expl3-dunkerque-2019 Author: Yvon Henel, aka Le TeXnicien de surface ([contact](le.texnicien.de.surface@yvon-henel.fr)) **Documentation in French only** ## LICENCE This material is subject to the LaTeX Project Public License. See http://www.ctan.org/license/lppl1.3 for the details of that license. © 2019-2020 Yvon Henel (Le TeXnicien de surface) ## Description of the Archive An article based on the presentation made in Dunkerque for the “stage LaTeX”, 12 June 2019. The archive contains the pdf file and all the necessary files to produce it. You have to invoke the Makefile with `make all` to create the pdf file. ## Summary of the Article 1. I use Expl3 to solve the well known problem of creating the prime numbers 2. I use Expl3 again to implement the Sieve of Eratosthenes 3. I finish with an Expl3 implementation of Kaprekar algorithm You can cast a glance at the glossary to see a list of all the commands used in the code. ## History Version 1.2 — 2020-03-21 Version 1.1 — 2019-09-24 Version 1 — 2019-08-29