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Life
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Programming
C This user can program in C
C++ This user can program in C++
{{t |0}} This user has heard of these so-called "templates " but supposes that they must be like stencils or something.
This user is new and incompetent and wants you to hit him up with some advice when he fucks up. He does his best to fix bad links, grammar but is too shy to design a sentence from scratch. Except these.
Can I make a Sandbox ? Yes.
[ edit ] Fine.
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{\displaystyle \phi _{n}(\kappa )={\frac {1}{4\pi ^{2}\kappa ^{2}}}\int _{0}^{\infty }{\frac {\sin(\kappa R)}{\kappa R}}{\frac {\partial }{\partial R}}\left[R^{2}{\frac {\partial D_{n}(R)}{\partial R}}\right]\mathrm {d} R}
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![{\displaystyle \phi _{n}(\kappa )={\frac {1}{4\pi ^{2}\kappa ^{2}}}\int _{0}^{\infty }{\frac {\sin(\kappa R)}{\kappa R}}{\frac {\partial }{\partial R}}\left[R^{2}{\frac {\partial D_{n}(R)}{\partial R}}\right]\mathrm {d} R}](https://wikimedia.org/api/rest_v1/media/math/render/svg/7e467c6b9d1f0f84335cb63ca310695fa0cd724d)