- #1

kathrynag

- 598

- 0

## Homework Statement

Ok, I'm just looking for a general answer as to how to find the principal value of an arguement.

## Homework Equations

## The Attempt at a Solution

I know how to find the argument and that the principal value is between 0 and 2pi, so if I have -1.55 as the arguement, do I just add 2pi?