library(dbscan)

## Error in library(dbscan): there is no package called 'dbscan'

cl <- dbscan(iris[,-5], eps = .5, minPts = 5)

## Error in dbscan(iris[, -5], eps = 0.5, minPts = 5): could not find function "dbscan"

plot(iris[,-5], col = cl$cluster)

## Error in pairs.default(data.matrix(x), ...): object 'cl' not found