以实际例子来学习使用C语言，适合刚入门者使用学习，很经典的例子。-Practical examples to learn how to use C language to use for beginners to learn, it is the classic example.

以实际例子来学习使用C语言，适合刚入门者使用学习，很经典的例子。-Practical examples to learn how to use C language to use for beginners to learn, it is the classic example.

Backpropagation with momentum * by Andres Perez-Uribe * References : - G. Hinton, "How neural networks learn from experience", Scientific American, sep 1992. - P. Werbos, "The Roots of Backpropagation: From ordered derivatives

产生指定大小的随机数，并做统计。程序中对程序耗时进行了统计，可供c++初学者学习使用。-Generate random numbers specified size, and do statistics. Program takes a statistical program available for beginners to learn how to use c++