Sets and Venn diagrams.
D. Quicke, Buntika A. Butcher, Rachel Kruft Welton · CABI eBooks · 2021
Abstract This chapter focuses on sets and Venn diagrams. Venn diagrams, also known as set diagrams, are commonly used to represent the overlap between sets. However, there is no in-built Venn diagram function in R so packages are used.