The existence of solution and positive solution is considered for a fourth-order nonlinear elastic beam equation with derivatives of all orders.

考察了一类非线性四阶弹性梁方程的解和正解的存在性。

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The existence of solution and positive solution is considered for a fourth-order nonlinear elastic beam equation with derivatives of all orders.

考察了含有各阶导数的一个4阶非线性弹性梁方程的解和正解的存在性。

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Using a bloom filter in memory to check if the string is not present could be a solution, but I still have to check the disk sometime (false positive) and I would like to know different solution.

利用布鲁姆过滤器的内存检查如果字符串不可能是一种解决方案，但我还得检查磁盘的某个时候(假阳性)，我想知道不同的解决方案。

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Careful consideration must be made now of the potential impacts of this, and other dams being considered for the 3-S River Basin, to avoid serious losses and to form a positive solution for the people of the lower Mekong, their energy needs and the environment on which they depend.

CNN: STORY HIGHLIGHTS

While your media message should be positive, solution oriented and accomplishment laden, it also needs to be tight and simple.

FORBES: Make Your Message Tight And Simple -Media Training

How and why will your solution create positive social impact?

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