Complex logarithm
= Complex logarithm
{wiki}
For $z=re^{i\theta}\ne0$, the complex logarithm has the values $\log r+i(\theta+2\pi k)$ for $k\in\mathbb Z$.
= Complex logarithm
{wiki}
For $z=re^{i\theta}\ne0$, the complex logarithm has the values $\log r+i(\theta+2\pi k)$ for $k\in\mathbb Z$.