Futures offer a convenient abstraction for encapsulating delayed computation. It is a mechanism to introduce concurrency through a rewrite of the sequential program. However, managing futures is tedious and requires knowledge of concurrency and its concerns. The notion of transparent futures is used to hide the complexity of futures from developers. A number of techniques based on transparency ...

In recent years, the rapid increase in CO 2 concentration has accelerated global warming. As a result, sea levels rise, glaciers melt, extreme weather occurs, and species become extinct. world’s largest emission rights trading market, EU Emissions Trading System (EU-ETS) reached 1.855 billion tons of quotas by 2019, influencing development carbon market. Crude oil, as one major fossil energy so...

Copyright © 2015 Jung-Fa Tsai et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. This special issue continues to raise the aim of The Scientific World Journal in the operations research subject area through its cutting-edge pr...

Since the ratio of gold to oil and silver has an important impact on financial market, its periodic changes will affect trading gold, so mode strategy as futures must be analyzed judged conclusion, use correct for trading. In order obtain most accurate way trading, knowledge time series was used in statistics analyze from perspective historical data, cyclical data ratio, finally summarize a set...