User:Passemontagne

This is the User:Passemontagne page. I am adding a few sentences now just to see how it works. This is my first contribution to Wikipedia. I see that I can insert formulae in LaTeX style; let's try: $$\frac{\sum_{i=1}^n(x_i - \bar{x})^2}{n-1}$$ And now try to sign as --Passemontagne (talk) 13:31, 30 January 2009 (UTC)