3) Matrices and Lists

📖 Matrices and Lists

We continue describing more data objects in R such as

• atomic objects: matrices (and N-dim arrays)
• non-atomic objects: lists

📰 Slides

03a-matrices.pdf

03b-lists.pdf

🎯 Objectives

At the end of this week you will be able to:

• Create matrices with the function matrix(), rbind(), and cbind()
• Explain how R internally stores matrices
• Use brackets [] to subset matrices
• Describe why matrices are atomic objects
• Creation of lists with list()
• Describe in what sense a list is considered to be a non-atomic vector

📚 Reading

• https://www.gastonsanchez.com/R-coding-basics/3-01-matrices-intro.html
• https://www.gastonsanchez.com/R-coding-basics/3-02-matrices-operations.html
• https://www.gastonsanchez.com/R-coding-basics/4-01-lists.html
• https://adv-r.hadley.nz/vectors-chap.html#lists
• https://rstudio-education.github.io/hopr/r-objects.html#matrices
• https://rstudio-education.github.io/hopr/r-objects.html#lists