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汉语拼音：zì rán shù

也称正整数”。用以表示事物个数或给事物编序的数，即1，2，3，…它是由1开始逐次加1而得到的。在现代数学中，往往把0”也归属于自然数中。还可以用公理的形式来定义自然数。参见皮亚诺公理”(1104页)。

• You could think of this correspondence as a buddy system in which each natural number is paired with some positive fraction, and vice versa.

  可以把这种对应看作是各负责另一人之安全的两人同行制，每一个自然数都与某个正分数配对，反之亦然。

• Statistics on the issue of a book page from the natural number 1 until the beginning of coding sequence of natural number n.

  统计数字问题一本书的页码从自然数1开始顺序编码直到自然数n。

• For a given natural number where and, we use the addictive algorithm to produce such a sequence : , where .

  对于给定的自然数其中其中作其正整数码的堆垒算法产生一个序列：其中则存在，当时。

• When you compare children's performance by sex, you see no hint of a superiority of males in constructing natural number concepts.

  当你把孩子的成绩性别，你看到的没有发现男性优势在构建自然数的概念。

• bound for the combined number of subjects, requires a single subject each page number and page number of the books of the natural order.

  对于多个科目合并装订的，要求有分别对单一科目的页码排列和本账册的自然数页码排列。

• With the help of Newton formula and Vieta theorem, iterative method was used to solve problems of power sum.

  借助牛顿公式和韦达定理，采用迭代的方法求解类似于自然数等幂和的问题。

• page account in order to ensure the integrity of the natural requirements must be reconciled to the number of pages printed page ranking.

  为了保证账页的完整性，要求必须对账页进行自然数的排序页码印制。

• To place items in an arrangement in accordance with the order of the natural numbers .

  按照自然数的顺序将数据项进行排列。

• Input: File 1 of act number of elements in the array S inn the next n lines, each line has a natural number.

  输入：文件的第1行为数组S中元素个数n；接下来的n行中，每行有一个自然数。