1·The number e, sometimes called Euler's number or Napier's constant, is one of the most important Numbers in mathematics.
数字e有时候也被称为欧拉系数或者欧拉常数，是数学运算中非常重要的数字之一。
2·Konigsberg had seven Bridges, and in 1736 Euler proved it was impossible to find a path that allowed you to cross each bridge exactly once.
哥尼斯堡曾有七座桥梁，1736年，欧拉证明了要走过哥尼斯堡的七座桥且每桥只通过一次是不可能的。
3·This paper investigates several equiyalent propositions of minimal curve surface by means of the euler equation of calculus of variations .
本文通过变分法欧拉方程推导出极小曲面的几个等价命题。
4·Good design is often strange. Some of the very best work has an uncanny quality: Euler's Formula, Bruegel's Hunters in the Snow, the SR-71, Lisp.
好的设计通常是奇特的.一些最杰出的作品有不可思议的品质: 欧拉公式, 勃鲁盖尔(Brueghel)的雪中猎人 ,SR-71, Lisp.
5·The Beautiful Equation: Euler's identity.
上图：美丽的欧拉等式。