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Syntax

divergence(Lst(A,B,C),Lst(x,y,z))

Description

Returns the divergence of a vector. divergence([A,B,C],[x,y,z])=dA/dx+dB/dy+dC/dz.

Example

divergence([x^2+y,x+z+y,z^3+x^2],[x,y,z]) returns 2*x+3*z^2+1

divergence — Discussion

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