1 绪论

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• The R environment: R 环境
• Related software and documentation: 相关软件和文档
• R and statistics: R 和统计
• R and the window system: R 和桌面系统
• Using R interactively: 交互式使用 R
• Getting help: 寻求帮助
• R commands; case sensitivity etc: R 命令，大小写敏感等
• Recall and correction of previous commands: 重新调用和修正先前的命令
• Executing commands from or diverting output to a file: 批处理文件和结果重定向
• Data permanency and removing objects: 永久数据和对象删除

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