Talk:Yang Hui
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[[]][[Category:]]{{}}⅔⅓↔†‡¿⅔⅔¾== Yang Hui didn't invent the triangle ==
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[[]][[Category:]]{{}}⅔⅓↔†‡¿⅔⅔¾== Yang Hui didn't invent the triangle ==
![]() | This ![]() It is of interest to the following WikiProjects: | |||||||||||||||||||||||||||||||||
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