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C..15 G96: Gill's 1996 Gradient Corrected Exchange Functional

See reference [15] for more details.

\begin{dmath} \alpha=-3/8\,\sqrt [3]{3}{4}^{2/3}\sqrt [3]{{\pi }^{-1}} ,\end{dmath}

\begin{dmath} g= \left( \rho \left( s \right) \right) ^{4/3} \left( \alpha-{\frac {1 }{137}}\, \left( \chi \left( s \right) \right) ^{3/2} \right) ,\end{dmath}

\begin{dmath} G= \left( \rho \left( s \right) \right) ^{4/3} \left( \alpha-{\frac {1 }{137}}\, \left( \chi \left( s \right) \right) ^{3/2} \right) .\end{dmath}


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Sep 24, 2008