用速降法解决凸函数优化的matlab程序，利用最大梯度的方向上的下降最快的原理求解凸函数的最优值。-Descent gradient menthod in matlab

改进的最速梯度下降法，优于数值优化，matlab实现-Improved the speed gradient descent method, which is higher than that of numerical optimization

梯度下降法，一种线搜索方法，以负梯度方向作为最速下降方向进行最优解搜索-Gradient fell method, a linear search method to the negative gradient direction as the direction of steepest descent optimal search