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Old 02-July-2008, 01:19 PM
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Quote:
Originally Posted by Disinfo Agent View Post
I think the symbol grad, from its other name "gradient", is also used. Normally, people say that it's a differential operator, not a derivative operator.
oops, i meant differential operator, sorry about that.

the symbol is called "Del" as an operator, which turns into grad when operating on a scalar, div when taking the inner product with a vector and finally rot/curl when taking the outer product with a vector.
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