December 2017
Beginner to intermediate
470 pages
12h 29m
English
Content preview from R Programming By Example
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R is free, as in freedom and as in free beer
In many ways, a language is successful inasmuch as it creates a platform with which many people can create new things, and R has proven to be very successful in this regard. One key limitation of the S language was that it was only available in a commercial package, but R is free software. Free as in freedom, and free as in free beer.
The copyright for the primary source code for R is held by the R Foundation and is published under General Public License (GPL). According to the Free Software Foundation (http://www.fsf.org/), with free software (free as in freedom) you are granted the following four freedoms:
- Freedom 0: Run the program for any purpose
- Freedom 1: Study how the program works and ...