The gaps between rationals is where we find irrational numbers. This comes with a lot of weird baggage explored in the previous article, but it also means that for any given irrational r, we have an inexhaustible supply of unexpectedly accurate rational approximations in the vicinity.
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，这一点在电影中也有详细论述
注：电力ETF华宝被动跟踪中证全指电力公用事业指数，该指数基日为2004.12.31，发布日期为2013.7.15，中证全指电力公用事业指数2021-2025年年度历史收益分别为：42.52%、-16.39%、-0.98%、11.86%、-1.28%，指数成份股构成根据该指数编制规则适时调整，其回测历史业绩不预示指数未来表现。，更多细节参见PDF资料
For optional arguments Option.HasConjoinedArg can be used to determine if