外尔是20世纪蜚声世界的数学家,他1885年11月生于德国,1955年卒于瑞士苏黎世.虽然外尔已逝世50年,但他的数学思想仍影响着国际数学界.外尔出生在一个偏僻的小镇上,闭塞的环境并没有阻止他的求知欲.外尔在中学时已读过哲学家I.康德的《纯粹理性批断》,而且这本书立即打动了他的? Wool was a mathematician who hummed the world in the 20th century. He was born in Germany in November 1885 and died in Zurich, Switzerland in 1955. Although Mr. Wool has died for 50 years, his mathematical thinking still affects the international mathematics community. In a remote town, the occluded environment did not stop his thirst for knowledge. While in high school, Wai Er had read the philosopher I. Kant’s “Pure Reasoning,” and the book immediately impressed him.