I am trying to find the Fourier transform of the Laplacian operator for a function $u(x)$ where $x$ is a vector in $\mathbb{R}^n$.I am trying to use the definitions but I am struggling cause we work in $\mathbb{R}^n$.
2026-04-07 12:48:17.1775566097
Fourier transform of the laplacian operator
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