sub problems 子问题
You can get a globally optimal solution from locally optimal solutions to sub-problems.
你可以通过子问题的局部最优方案从而得到全局优化解决方案。
Redefine the answer in terms of a smaller or simpler sub-problem or sub-problems.
使用更小的或更简单的子问题(或多个子问题)来重新定义答案。
The main content is the explanation of the technology about how to realize several sub-problems among this algorithm.
设计其中几个子问题的实现技术是重点。
Many of them are emerging from conflicts. And,sub-Saharan Africa in particular, especially in Eastern and Southern Africa are facing major problems of HIV, which has had a huge impact on especially child mortality, life expectancy in general.
VOA: standard.2009.05.21
The notion here is that you can get a globally optimal solution from locally optimal solutions to sub-problems.
这里的概念是你可以通过,子问题的局部最优方案,得到全局优化解决方案。
OK. And then the exponentials, as you saw is when typically I reduce the problem of one size into two or more sub-problems of a smaller size.
好,然后说到指数级,正如你所见,典型的例子是,我讲一个问题分解成为,两个更小规模的子问题。
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