eurekameh Messages 209 Reaction score 0 Thread starter Oct 16, 2012 #1 Just to clarify: The del operator's a vector and the laplacian operator is just a scalar?
jhae2.718 Gold Member Messages 1,184 Reaction score 20 Oct 16, 2012 #2 In Cartesian: Del: [tex]\nabla = \frac{\partial}{\partial x}\hat{\imath} +\frac{\partial}{\partial y}\hat{\jmath}+\frac{\partial}{\partial z}\hat{z}[/tex] Laplacian: [tex]\nabla^2(\cdot) = \nabla \cdot \nabla(\cdot)[/tex]
In Cartesian: Del: [tex]\nabla = \frac{\partial}{\partial x}\hat{\imath} +\frac{\partial}{\partial y}\hat{\jmath}+\frac{\partial}{\partial z}\hat{z}[/tex] Laplacian: [tex]\nabla^2(\cdot) = \nabla \cdot \nabla(\cdot)[/tex]