I am trying to install fable running the command install.packages("fable"), as it says in https://cran.r-project.org/web/packages/fable/readme/README.html
however i am getting the following:
It says clearly that it is because i don't have llapack, lblas and lgfortran in my computer. But i am not sure how to procede here. I'm using Ubuntu 20.04.3 LTS
I'll appreciate any guidence.