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del





Also known as alted or nabla, the vector operator Δ, expressed in Cartesian coordinates as
del
The product of Δ and a scalar S yields a vector field called grad S (the gradient of S):
grad
The scalar product of Δ with a vector V is the divergence of V (div); the vector product of Δ with V is the curl of V.


Related categories

   • ALGEBRA
   • SYMBOLS AND NOTATION