自然数集合
自然数集合-
文中推导出了自然数集合N的三次笛卡尔积运算&N×N×N与自然数集合N之间的双射函数运算公式，对可数无穷集合的复杂计算作了进一步研究。
Deduces the operational formula of the function between the third power Cartesian product of the natural number set N & N × N × N and N , and further researches into complex computation of countably infinite sets .
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如改变前提，是可以得到连续统与自然数集合间的一个一一对应的。
If it was changed , a one-one correspondence between continuum and natural number set can be received .
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如果我们限制系统中每个神经元中的脉冲数目，那么该系统可以刻画自然数的半线性集合。
The sys-tems could generate semi-linear set of natural numbers if we restrict the number of spikes in each neuron .