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R (programming language)
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<p>R is a <a href="/facts/Programming_language/cWTYbgWa">programming language</a> for <a href="/facts/Statistical_computing/noW2SBX8">statistical computing</a> and <a href="/facts/Data_and_information_visualization/ET1lSjFa">data visualization</a>. It has been adopted in the fields of <a href="/facts/Data_mining/AH53q5ac">data mining</a>, <a href="/facts/Bioinformatics/D5x2L8ee">bioinformatics</a> and <a href="/facts/Data_analysis/CNtARxLW">data analysis</a>/<a href="/facts/Data_science/AHYUo0Rn">data science</a>. </p><p>The core R language is augmented by a large number of <a href="/facts/R_package/etUNSDLc">extension software packages</a>, which contain <a href="/facts/Reusability/te10mWEI">reusable code</a>, documentation, and sample data. </p><p>R software is <a href="/facts/Open_source/7X9rCdz4">open-source</a> and <a href="/facts/Free_software/IaoVtJXn">free software</a>. R is a <a href="/facts/GNU_Project/mjc8AwM6">GNU Project</a> and licensed under the <a href="/facts/GNU_General_Public_License/S75KhLSX">GNU General Public License</a>. It is written primarily in <a href="/facts/C_/Ky2No763">C</a>, <a href="/facts/Fortran/m1KqjcMU">Fortran</a>, and <a href="/facts/Self-hosting_(compilers)/0Q3F2Buy">R itself</a>. <a href="/facts/Preprocessor/arTRL5RG">Precompiled</a> <a href="/facts/Executable/VSst9eLA">executables</a> are provided for various <a href="/facts/Operating_system/8XTuvMh2">operating systems</a>. </p><p>As an <a href="/facts/Interpreted_language/JB85fbyb">interpreted language</a>, R has a native <a href="/facts/Command_line_interface/R9JpGmXQ">command line interface</a>. Moreover, multiple <a href="/facts/Third-party_software_component/NFlWUV95">third-party</a> <a href="/facts/Graphical_user_interface/wBlQFWDP">graphical user interfaces</a> are available, such as <a href="/facts/RStudio/6jJDQpA0">RStudio</a> (an <a href="/facts/Integrated_development_environment/jbEINSQf">integrated development environment</a>) and <a href="/facts/Jupyter/sN94yfV5">Jupyter</a> (a <a href="/facts/Notebook_interface/1J3ghnEH">notebook interface</a>). </p>