“级数”造句
如果愿意的话,我们也可用幂
级数法解题.
We can solve it with the power - series method if we want.
无穷
级数的收敛性与发散性与此概念有关.
Convergence and divergence of infinite series depend upon this concept.
我们可删去两项或三项之后的
级数.
We may cut off the series after two or three terms.