2007. 6. 19. 02:14
Method/Nature
Del is a vector differential operator.
Depending on the way del is applied, it can describe the gradient (slope), divergence (degree to which something converges or diverges) or curl (rotational motion at points in a fluid).
http://en.wikipedia.org/wiki/Del_in_cylindrical_and_spherical_coordinates
Depending on the way del is applied, it can describe the gradient (slope), divergence (degree to which something converges or diverges) or curl (rotational motion at points in a fluid).
http://en.wikipedia.org/wiki/Del_in_cylindrical_and_spherical_coordinates
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