PHONO T}OAN CATALAN DA THANH [}IHH L! charles Eugdne Caralan (1843 1894) ld nhd to6n hoc Bi,lnQt thdi gian ddi sone tai Phrip] eido su truong Dai hoc Liige Phong doiin Catalan, thoat dau tuo;s ia mOt Ua i torin so hoc khong ddng ke Iai ld mot thilch thric liu n hoang man[ ciic chuyen gia so hoc tir 150 nam nay NAm 1844, Eugdne Catalan trong m6t bric thu gui thdy gitio phu dao rrudng B6ch Khoi Paris, c6 nhan i6t "llai sd'rt r nhien li€n tiep kh)ttg phdi ld 8 vd 9 thi khdng thd ld nhfing lfiy thit[.]