What is "r"

R

The R is an open source environment and programming language for statistical computing, bioinformatics and graphics. R is an implementation of the S programming language combined with the semantic lexicon scope inspired by Scheme. The R was created by Ross Ihaka and Robert Gentleman and is now developed by R Development Core Team. The R environment is easily extended by packets in the CRAN.

Official CRAN documentation (in English):

  • PDF HTML An Introduction to R, a basic introduction for beginners.
  • PDF HTML The R Language Definition, a more technical discussion on the R language.
  • PDF HTML Writing R Extensions, a guide for R developers.
  • PDF HTML R Data Import/Export, a guide to import and export data.
  • PDF HTML R Installation, an installation guide using the R source code.
  • PDF HTML R Internals, guide to internal structures and codes.

Other resources of the CRAN:

Free materials:

Interactive learning of R:

  • Try R - An interactive web tutorial
  • Datacamp - Learn data analytics interactively on R
  • Swirl - Learn R no R

Free texts and booklets on the R:

Ides and editors for the R:

Other materials:

Additional recommended R features include: