四、十进制(1)、十进制的起源早在1104—1160年,我国目录学家郑樵编的艺文略,分为12大类、100家,422种。100家即100个中类。虽然不是标记制度,但是分为100类,作一个总数,也是很有意义的。在人们的心中,100是一个整数,所以常说:“诸子百家”以代表各种学问。1583年,法国马利(L·du Maire)藏书,书架分为100格,每个格子编一个号,每类图书则分作由第几号起至第几号止,放进架内。这是十进制最初的起源。各类图书分配如下: Fourth, the decimal (1), the origins of the decimal As early as 1104-1160, Chinese essayist Zheng Qiao compiled art slightly, is divided into 12 categories, 100, 422 species. 100 that is 100 middle class. Although it is not a marking system, it is also very meaningful to divide it into 100 categories and make a total sum. In people’s minds, 100 is an integer, so often say: “all kinds of philosophers” to represent a variety of learning. In 1583, L. du Maire of France collected books. The bookshelf was divided into 100 squares, one for each grid, and the other for each type of book. This is the original origin of decimal. All kinds of books are distributed as follows: