| ggperiodic-package | ggperiodic: Easy Plotting of Periodic Data with 'ggplot2' | 
| get_period | Get period information from an object | 
| ggperiodic | ggperiodic: Easy Plotting of Periodic Data with 'ggplot2' | 
| is.periodic | Check if an object is periodic | 
| periodic | Add or remove periodic variables | 
| periodic.data.frame | Add or remove periodic variables | 
| periodic.default | Add or remove periodic variables | 
| qwrap | Quickly wrap data | 
| setperiodic | Add or remove periodic variables | 
| setunperiodic | Remove periodic specifications | 
| unperiodic | Remove periodic specifications | 
| wrap | Wrap periodic data to an arbitrary range | 
| wrap.periodic_df | Wrap periodic data to an arbitrary range |