Definition:Wave Equation/Also presented as

Equation of Wave Motion: Also presented as
The equation of wave motion is also seen presented in the form:


 * $a^2 \paren {\dfrac {\partial^2 w} {\partial x^2} + \dfrac {\partial^2 w} {\partial y^2} + \dfrac {\partial^2 w} {\partial z^2} } = \dfrac {\partial^2 w} {\partial t^2}$