KKe xue tan suoKe xue tan suode Yuanxun QinMateriasDifferential equationsMathematical physicsEdiciones (1)Ke xue tan suo (1994)Jiao yu ke xue chu ban she · chinoMás obras de Yuanxun QinJJi he xue tong lunJi he xue tong lunKKong jian, shi jian he yun dong zhuo di wu zhiKong jian, shi jian he yun dong zhuo di wu zhiYYun dong wen ding xing li lun yu ying yongYun dong wen ding xing li lun yu ying yong