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B What does ∇ signify?

  1. Jun 22, 2016 #1
    What does ∇ signify in QM?
  2. jcsd
  3. Jun 22, 2016 #2

    Paul Colby

    User Avatar
    Gold Member

    I've always read it ##\nabla = (\partial_x, \partial_y, \partial_z)## or gradient.
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