ggplot2 visualization in google colab with R runtime

sites.google.c...
ggplot2 is an R package for producing data graphics/visualizations. Unlike most other graphics packages, ggplot2 has an underlying grammar, based on the Grammar that allows you to compose graphs by combining independent components.
html link to ggplot2text:
ggplot2-book.o...
html link to cookbook
r-graphics.org/
We can set up R Code in a Google Colab by implementing a dedicated R Notebook
We can load the following line of code into your browser
colab.to/r
also possible
colab.research...

[@fcobbraga]

It didn't work for me. Just the '!pip freeze' displayed a library list.

[@BrianByrneFinance]

try
colab.to/r
then
library()