Rule of Negative One

Reference > Algebra: Natural Logarithms

Description

The Rule of Negative One states that:

\(\ln{(-1)}=i\pi \)
Examples
\[\frac{\ln{(-1)}}{\pi }\]
1
Use Rule of Negative One: \(\ln{(-1)}=i\pi \).
\[\frac{\imath \pi }{\pi }\]

2
Cancel \(\pi \).
\[\imath \]

Done