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This article is within the scope of WikiProject China, a collaborative effort to improve the coverage of
China related articles on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.ChinaWikipedia:WikiProject ChinaTemplate:WikiProject ChinaChina-related articles
This article is within the scope of WikiProject History, a collaborative effort to improve the coverage of the subject of
History on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.HistoryWikipedia:WikiProject HistoryTemplate:WikiProject Historyhistory articles
This article is within the scope of WikiProject Mathematics, a collaborative effort to improve the coverage of
mathematics on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.MathematicsWikipedia:WikiProject MathematicsTemplate:WikiProject Mathematicsmathematics articles
This article is within the scope of WikiProject Astronomy, which collaborates on articles related to
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