Salut
T'as pas compris la méthode? Voilà des explications:
http://www.sciences.univ-nantes.fr/...
http://perso.fundp.ac.be/~amayer/cours/app.num/Chaleur/Chaleur.html
A plus
--
Some folks are born made to wave the flag, ooo, they're red, white and blue.
And when the band plays "Hail to the Chief", ooo, they point the cannon at you, y'all!