Floating-point Numbers are not real Numbers.
浮点数并不是实数。
Don't use floating point Numbers for exact values.
不要用浮点值表示精确值。
The same is not true for floating-point numbers.
但浮点数则不是这样。
On the need for a second economic stimulus measure, Gibbs would only point to recent statistics, including unemployment numbers, saying they provide "a sobering reminder" of the many economic challenges Americans face.
VOA: standard.2009.03.10
You can run into issues of things like overflow, underflow, with floating point numbers and when you see a whole bunches of ones, it's particularly a good time to be suspicious.
来看看哪儿会出问题,你可能会碰到浮点数中的溢出和下溢问题,当你碰到一系列这种问题后,可能就会适时的开始怀疑结果的正确性。
The point of anchoring is that you are subconsciously influenced by numbers and it affects your judgment; you think you know.
锚定效应的意义在于,人在潜意识里被数字影响,并且会影响决策,你以为你会知道答案
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