並前往http://www.mtedu.utaipei.edu.tw/mathweb/reference-subtopic.asp?t=%E6%95%99%E5%AD%B8%E7%9B%B8%E9%97%9C%E7%9F%A5%E8%AD%98&subt=89%E5%B9%B4%E4%B9%9D%E5%B9%B4%E4%B8%80%E8%B2%AB%E6%95%B8%E5%AD%B8%E6%9A%AB%E8%A1%8C%E7%B6%B1%E8%A6%81
