Born-Green equation
- Failed to parse (Conversion error. Server ("https://wikimedia.org/api/rest_") reported: "Cannot get mml. Server problem."): {\displaystyle kT{\frac {\partial \ln g(r_{12})}{\partial r_{1}}}={\frac {-\partial U(r_{12})}{\partial r_{1}}}-\rho \int \left[{\frac {\partial U(r_{13})}{\partial r_{1}}}\right]g(r_{13})g(r_{23})~dr_{3}}