Bertrand Russell (1872-1970) History of Western Philosophy BERTRAND RUSSELL 4口,1①,43,t夏,30Q0 Hengenng Wei hkweionjn.ed.cn Set Theory:Axioms and Operations 2019 1126 4/38. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Bertrand Russell (1872–1970) Hengfeng Wei (hfwei@nju.edu.cn) Set Theory: Axioms and Operations 2019 年 11 月 26 日 4 / 38