CChʻou jen chuanChʻou jen chuande Yuan RuanMateriasChinese MathematiciansHistoryMathematicians, ChineseMathematicsEdiciones (1)Chʻou jen chuan (1968)Tʻai-wan shang wu yin shu kuan · chinoMás obras de Yuan RuanCChi ku chai chung ting i ch'i k'uan shihChi ku chai chung ting i ch'i k'uan shihDDing xiang ting bi tanDing xiang ting bi tanGGuangling shi huaGuangling shi hua