She calculated the absolute value of the complex number accurately.
The magnitude of a complex number is always non-negative.
If the argument is a complex number, its magnitude is returned.
当参数是一个复数时,将返回它的幅值。
This diagram immediately suggests defining two quantities which characterize the complex number z.
这个图立即指出定义两个表征复数Z的量。
The result is the binary logarithm of a complex number.
结果为复数的二进制对数。
The result is the real coefficient of a complex number.
结果是一个复数的实部。
Involving only a complex number of which the real part is zero.
包含一个实部为零的复数的
In particular, multiplication by a complex number of modulus 1 acts as a rotation.
特别地,用一个模长为 1 的复数相乘即为一个旋转。
Of, relating to, or being the coefficient of the imaginary unit in a complex number.
一个复数中虚部系数的;或与之有关的;或是虚部系数的
This problem arises because the point z = 0 has just one square root, while every other complex number z ≠ 0 has exactly two square roots.
问题之出现是由于在点 z = 0 只有一个平方根,但其它复数 z ≠ 0 都恰有两个平方根。
A single-frequency light wave can be modeled by a complex number U, which represents the electric or magnetic field of the light wave.
光波可以使用一个复数 变量U 来表示其光波 中的电场 和磁场 。
A transformation T is an operation that associates to each complex number z, that is each point in the plane, another point T(z).
一个变换T 是 一个操作把对于每一个平面内的点,也即复数z 与 另一点T(z ).
The result is the sine of a complex number.
结果为复数的正弦。