维里定理

virial theorem

general equation that relates the time-averaged total kinetic energy of a stable system consisting of N particles, bound by potential forces, with that of the time-averaged total potential energy

位力定理是力学中描述稳定的多自由度孤立体系的总动能和总势能时间平均之间的数学关系。考虑一个有N个质点的体系，其数学表达式为：