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# 等式约束的拉格朗日乘子法

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* [什么是拉格朗日乘子法](https://luweikxy.gitbook.io/machine-learning-notes/numerical-calculation-and-optimization/pages/-LpO5vG4wO6ry2Z5Uh1u#什么是拉格朗日乘子法)
* [拉格朗日乘子法的公式推导](https://luweikxy.gitbook.io/machine-learning-notes/numerical-calculation-and-optimization/pages/-LpO5vG4wO6ry2Z5Uh1u#拉格朗日乘子法的公式推导)
* [拉格朗日乘子法的直观理解与本质](https://luweikxy.gitbook.io/machine-learning-notes/numerical-calculation-and-optimization/pages/-LpO5vG4wO6ry2Z5Uh1u#拉格朗日乘子法的直观理解与本质)

等式约束条件下的极值问题，运用的是拉格朗日乘子法 不等式约束条件下的极值问题，也即kkt条件

## 什么是拉格朗日乘子法

## 拉格朗日乘子法的公式推导

## 拉格朗日乘子法的直观理解与本质