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Re:我觉得是对的In Reply To:Re:我觉得是对的 Posted by:alpc01 at 2006-10-05 21:20:23 同学这样加是无穷大~~~~
1/2+(1/3+1/4)+(1/5+1/6+1/7+1/8)......
这样组合每有限个相加就能得到有个大于1/2的数...
那么整个数列无穷，就有无穷个1/2相加。。所以是无穷大...
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