How to prove a function is infinitely differentiable? Let s(x) and c(x) be two functions satisfying s' (x) = c (x) and c' (x) = -s (x) for all x. If s (0) = 0 and c (0) = 1, prove that (s(x))^2 + (c(x))^2 = 1.
There's also a common trap where "significant" is used interchangeably with "important." While this might work in everyday conversation, in the realm of statistics, "significant" has a very specific meaning - it refers to the likelihood that a result is not due to random chance. That said...
How and to what extent can we preserve (or even increase) the value of forests? Our analysis addresses the value of forests across four attributes: their climate regulatory function; their environmental benefits, such as air purification and water filtration; their commercial output; and their ...
Ambitious people are if anything already too conservative about it. So all you need to do is find something you have an aptitude for and great interest in. [1] 实际上,你不必太担心第三条标准。雄心勃勃者评估事业前景时反而过于保守。你唯一需要做的就是找到自己天赋之所在、兴趣之所钟的事情。① ...
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directions to function properly. Therefore, it is not attached very tightly at the tip or top of the tongue. If the back of the tongue is large or if the tongue can slip backward, it can narrow the space through which air flows in the pharynx, which can lead to vibrations and snoring...
It does not have to be reinvented each time, but it becomes visible on breakdown (such as when a server crashes or a software upgrade reveals a bug) [2]. Breakdown in this context can also mean situations where the material or nonmaterial features of infrastructure prove too inflexible to ...
A deeply ingrained growth mind-set gives these organisations the ultimate edge.Yuval Atsmon Advises companies on strategy and growth-led transformations, and leads McKinsey’s global finance function Growth August 30, 2017Today, it’s no surprise ...
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But for fact-checking as it is today to continue to thrive and, even, exist as a journalistic endeavor, Adair said it will likely take influential Republican figures to publicly stand up for the importance of truth, and he praised Hayes’ outlet The Dispatch as a conservative site...