## ----include = FALSE----------------------------------------------------------
source("common.R")

## ----echo = FALSE, fig.align = 'center'---------------------------------------
knitr::include_graphics("images/dependency_terminology.png")

## ----echo = FALSE, fig.align = 'center'---------------------------------------
knitr::include_graphics("images/dependency_recursive.png")

## ----echo = FALSE, fig.align = 'center'---------------------------------------
knitr::include_graphics("images/dependency_multiple.png")