laplacian(f)

Returns the Laplacian of function f in Cartesian coordinates. Function f maps Rn into R.

Wikipedia


See also partial divergence jacobian curl 


Example


f(x1,x2,x3)=sin(x1)*x2*x3^3

f(x1,x2,x3)=sin(x1)*x2*x3^3

L=laplacian(f)

L(x1, x2, x3) = 6*sin(x1)*x2*x3-sin(x1)*x2*x3^3