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Difference between
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| - R is a language and environment for statistical computing and graphics designed by by John Chambers and colleagues for the [GNU project|http://www.gnu.org/]. is designed around a true computer language, and it allows users to add additional functionality by defining new functions. |
| + **Is a language and environment for statistical computing and graphics designed by by John Chambers and colleagues for the [GNU project|http://www.gnu.org/]. |
| + **It is designed around a true computer language, and it allows users to add additional functionality by defining new functions. |
| At line 4 added 8 lines. |
| + It provides |
| + |
| + ** an effective data handling and storage facility, |
| + ** a suite of operators for calculations on arrays, in particular matrices, |
| + ** a large, coherent, integrated collection of intermediate tools for data analysis, |
| + **graphical facilities for data analysis and display either on-screen or on hardcopy, and |
| + **a well-developed, simple and effective programming language which includes conditionals, loops, user-defined recursive functions and input and output facilities. |
| + |
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