代数

• Since i behaves like the number 1 in ordinary algebra it is called the identity matrix .
  由于工具有普通代数中数1的性质，称它为幺矩阵。
• The algebra of quaternions, the first noncommutative algebra was thus suddenly born .
  四元数的代数，第一非交换的代数，就这样突然诞生了。
• Systems of linear differential equations can be handled by using the methods of linear algebra .
  线性微分方程组可以应用线性代数中的方法求解。
• Here his general interest in method and his particular knowledge of algebra joined forces .
  他对方法的普遍兴趣和他对代数的专门知识组成联合力量。
• Heron also translated much of the greek geometrical algebra into arithmetic and algebraic processes .
  Heron又把不少希腊的几何代数翻译成算术和代数步骤。
• Engineers usually prefer to express the function as graphs rather than in algebraic form .
  工程师通常喜欢把这些函数用图线来表示，而不愿意写成代数形式。
• First interpret it combinatorially, and then derive it algebraically from the multinomial theorem .
  先用组合方法阐述，然后从多项式定理利用代数方法推导。
• It is much easier to indicate how to find the mean by expressing the procedure algebraically .
  用代数的方法来表现这个过程，就更容易说明平均数是如何求得的。
• It seemed to them that the crux of the current confusion lay in the inadequate foundation for algebra .
  在他们看来，当时的含糊不清的原因在于代数基础的不完善。
• This simple result is at the root of the arithmetic and algebra of brownian motion and particle diffusion .
  这个简单的结果是粒子扩散和布朗运动的算术和代数基础。