nuó wēi / shù xué jiā / ā bèi ěr / zài / qún lùn / hé / tuǒ yuán hán shù / yán jiū / fāng miàn / zuò chū le / zhòng yào / gòng xiàn

挪威数学家阿贝尔在群论和椭圆函数研究方面作出了重要贡献。

The Norwegian mathematician Abel made important contributions to the study of group theory and elliptic functions.