运用牛顿迭代法求解非线性方程组的matlab源代码-Newton iterative method to solve the nonlinear equations

利用四阶的龙格库塔法求解一阶微分方程组。-Fourth-order Runge-Kutta method for solving one-order differential equations

稀疏矩阵压缩存储和LU分解，迭代求解线性方程组-Sparse matrix storage compression and LU decomposition iterative solving linear equations

针对数据处理中，非光滑约束方程组的求解不具有全局收敛性的问题，结合光滑化技术设计了Levenberg Marquardt算法。(Aiming at the problem that the solution of nonsmooth constraint equations does not have global convergence in data processing, a Levenberg Marquardt algorithm is designed by combining sm