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  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

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#1 2010-01-24 01:48:21

zetafunc.
Guest

∇....the del operator?

can someone please explain what the del operator is and why we use it? thanks. its apparently denoted ∇, but i dont know what this means and all the websites that try to explain (like wikipedia) are so confusing. thanks in advance.

#2 2010-01-24 04:55:39

Ricky
Moderator
Registered: 2005-12-04
Posts: 3,791

Re: ∇....the del operator?

Do you know any multivariable calculus?


"In the real world, this would be a problem.  But in mathematics, we can just define a place where this problem doesn't exist.  So we'll go ahead and do that now..."

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#3 2010-01-24 05:08:57

zetafunc.
Guest

Re: ∇....the del operator?

Hello, I am not sure.......multivariable calculus is calculus (integration+differentiation) with more than one variable, right? other than that, im not sure what a multivariable calculus problem consists of....because if i were asked to integrate xydx, then the integration of x and y would be different to each other?

thanks for your help

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