## Aim of the package

- Make it possible to use the grammar of graphics in some cases for which until now ad-hoc solutions were needed.
- Show how easy it can be to write new statistics for ‘ggplot2 (>= 2.0.0)’.

### Case 1 (Stackoverflow question)

*“Adding a 3rd order polynomial and its equation to a ggplot in r”*

### Re-stated problem

“Adding a label with the R^2 or adjusted R^2 value from any `lm()`

fit for each group and panel of a ggplot”

“Adding a polynomial of any degree and its equation for each group and panel of a ggplot”