一种求解非线性方程全部实根的算法与实现  

an Algorithm for Solving Nonliner Quations and Realization

作　　者：许小勇[1] 宋昔芳[1] 

机构地区：[1]云南民族大学数学与计算机科学学院,昆明650031

出　　处：《科技广场》2007年第1期13-15,共3页Science Mosaic

摘　　要：本文将模拟退火算法与根的逐步搜索方法相结合,给出了求解非线性方程全部实根近似值的一种算法,在Matlab环境下实现了该算法,通过数值实验证明了该算法的有效性,所求得的根具有较高的精度。An algorithm which combines the method of searching step by step and simulated annealing algorithm together is presented to solve nonlinear equation in this paper. The program is carried out under the environment of matlab. A large number of numerical experiments indicate that the algorithm is a very effective algorithm for solving nonlinear equations.

关 键 词：模拟退火算法 非线性方程 数值解 MATLAB 

分 类 号：O175.14[理学—数学]