Appendix 1: Fundamentals of the R Language
Michael Joseph Crawley · Statistics · 2005
This chapter contains sections titled: R as a Calculator Assigning Values to Variables Generating Repeats Generating Factor Levels Changing the Look of Graphics Reading Data from a File Vector Functions in R Subscripts: Obtaining Parts of Vectors Subscripts as Logical Variables Subscripts with Arrays Subscripts with Lists Writing Functions in R Sorting and Ordering Counting Elements within Arrays Tables of Summary Statistics Converting Continuous Variables into Categorical Variables Using cut The split Function Trellis Plots The xyplot Function Three-dimensional (3-D) Plots Matrix Arithmetic Solving Systems of Linear Equations