摘要： 本文介绍用 Hopfield神经网络模型求解推销员问题、 k色地图着色问题、 Hitchcock问题等数学难题的原理及方法,用神经网络表示数的方案,以及该研究领域中的一些争论。

关键词: 神经网络, Hopfield网络模型, 能量函数, 程序设计复杂性

Abstract: Neural networks are used for solving some mathesatical problems, such as TSP, map coloring and Hitchcock problem. Number representations by neuron state variables are essential in solving numerical problems on neural networks. Some disputes in this field are introduced.