Hi, I have been asked to find the divergence of the inverse square force field F = (x i + yj +zk)/r^3 , where r = sqrt(x^2+y^2+z^2) is distance to point P=P(x,y,z) I am having trouble with my differential equations
Last edited by olski1; Mar 29th 2011 at 01:20 AM.
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