Random phase approximation: Difference between revisions

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<math>\tilde{\mathbf{a}}_{i}=\left(\frac{1}{\sqrt{1-Z^2}}\right)_{ij}\mathbf{a}_{j}+
\left(\frac{1}{\sqrt{1-Z^2}}Z\right)_{ij}\mathbf{a}^{\dagger}_{j}</math>.
 
==References==