Talk:Density contrast

Explain formulra elements
I think it would be helpful to explain the value of $$\delta \rho$$ — Preceding unsigned comment added by 134.2.182.89 (talk) 07:46, 18 June 2014 (UTC)

Translation into FR
Hello, This is to inform that this article has been translated into french an to thank all the contributor to this original page. Hop! Kikuyu3 (talk) 15:10, 9 April 2010 (UTC)