Thanks Eric, but I am not alone in this paper! The journalist of "Sciences et Avenir" interviewed and photographed 3 persons: -Simon Plouffe www.lacim.uqam.ca/~plouffe, -Garland Lee Honaker http://primes.utm.edu/curios -Christian Boyer www.multimagie.com/indexengl.htm. The title of this paper is "Dingues de chiffres et chiffres dingues" meaning "Mad of figures and mad figures" Mad Christian. -----Message d'origine----- De : math-fun-bounces+cboyer=club-internet.fr@mailman.xmission.com [mailto:math-fun-bounces+cboyer=club-internet.fr@mailman.xmission.com] De la part de Eric Angelini Envoyé : dimanche 29 juillet 2007 01:18 À : math-fun Objet : [math-fun] Christian Boyer ... is in the august issue of the french magazine "Science & Avenir" together with a magic square of his. Best, E.