Revision as of 17:53, 5 December 2012 by Goodwine(talk | contribs)(Created page with "The equation should be <math>\frac{\partial^2 u}{\partial x^2} + \frac{\partial^2 u}{\partial y^2} = \frac{1}{\alpha^2} \frac{\partial^2 u}{\partial t^2}</math> [[Engineering D...")
