...拉格朗日乘数法;梯度法;应用 【Abstract】The multivariate function conditional extreme value is an impo[gap=465]key words】Extremum,Conditional extreme value,Lagrange multiplier method,Gradient method, Application 1.
The derivation of generalized variational principles with preconditions by the use of the Lagrangemultipliermethod.
应用拉氏乘子法推导有先决条件的广义变分原理。
2
Then its generalized variational principle is established on the basis of Lagrangemultipliermethod by absorbing the first kind of boundary condition.
然后利用拉格朗日乘子法,吸收第一类边界条件,从而得出其广义变分原理;
3
An effective Hamiltonian of surface electron is derived by using a linear-combination operator and Lagrangemultipliermethod. The renormalization masses of a strong-c...