is_nested: Are some sets as elements of other sets?

In llrs/BaseSet: Working with Sets the Tidy Way

Are some sets as elements of other sets?

Description

Check if some elements are also sets of others. This is also known as hierarchical sets.

Usage

is_nested(object)

## S3 method for class 'TidySet'
is_nested(object)

Arguments

object

A TidySet object.

Value

A logical value: TRUE if there are some sets included as elements of others.

See Also

adjacency

Other methods: TidySet-class, activate(), add_column(), add_relation(), arrange.TidySet(), cartesian(), complement(), complement_element(), complement_set(), element_size(), elements(), filter.TidySet(), group(), group_by.TidySet(), incidence(), intersection(), is.fuzzy(), move_to(), mutate.TidySet(), nElements(), nRelations(), nSets(), name_elements<-(), name_sets(), name_sets<-(), power_set(), pull.TidySet(), relations(), remove_column(), remove_element(), remove_relation(), remove_set(), rename_elements(), rename_set(), select.TidySet(), set_size(), sets(), subtract(), union()

Examples

relations <- list(A = letters[1:3], B = c(letters[4:5]))
TS <- tidySet(relations)
is_nested(TS)
TS2 <- add_relation(TS, data.frame(elements = "A", sets = "B"))
# Note that A is both a set and an element of B
TS2
is_nested(TS2)

llrs/BaseSet documentation built on Feb. 22, 2025, 9:52 p.m.