extremum problem with subsidiary condition 附加条件极值问题
vector extremum problem 向量极值问题
restricted extremum problem 有约束极值问题
functional extremum problem 泛函极值问题
conditional extremum problem 条件极值问题
unconstrained extremum problem 无约束极值问题
Extremum problem of multimodal functions is a difficult issue in optimization fields.
多峰值函数的极值问题一直是优化领域中的一个难点和热点。
Through the quadratic form theory, another solution to the extremum problem of function of several variables is given.
利用二次型的理论，给出解决多元函数极值问题的另一种方法。
The problem of interval estimation of earthquake prediction is discussed, based on the theory and method of interval estimation of extremum distribution.
在提出极值分布区间估计理论和方法的基础上，讨论了地震预报中的区间估计问题。
应用推荐