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Del vs. Laplacian Operator : Quick Question

  1. Oct 16, 2012 #1
    Just to clarify: The del operator's a vector and the laplacian operator is just a scalar?
     
  2. jcsd
  3. Oct 16, 2012 #2

    jhae2.718

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    Gold Member

    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]
     
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