- #1
coki2000
- 91
- 0
Hi,
Why the wave equation is
[tex]\frac{\partial^2 u}{\partial^2 x}=c^2\nabla^2 u[/tex]?
Where does it come from?Thanks.
Why the wave equation is
[tex]\frac{\partial^2 u}{\partial^2 x}=c^2\nabla^2 u[/tex]?
Where does it come from?Thanks.