R code from: Learning Base R, Second Edition
Chapter 1. Introducing R
Chapter 2. R as a Calculator
Chapter 3. Simple Objects
Chapter 4. Vectors
Chapter 5. Matrices
Chapter 6. Arrays
Chapter 7. Built-In Functions
Chapter 8. User-Written Functions
Chapter 9. Utilities
Chapter 10. Complex Numbers
Chapter 11. Character Strings
Chapter 12. Logical Elements
Chapter 13. Relational Operators
Chapter 14. Coercion
Chapter 15. Lists
Chapter 16. Data Frames
Chapter 17. Built-In Data Sets
Chapter 18. Input/Output
Chapter 19. Probability
Chapter 20. High-Level Graphics
Chapter 21. Custom Graphics
Chapter 22. Conditional Execution
Chapter 23. Iteration
Chapter 24. Recursion
Chapter 25. Simulation
Chapter 26. Statistics
Chapter 27. Linear Algebra
Chapter 28. Packages