
Determine the incidences of a relation.
relation_incidence(x, ...)
For a
relation_incidence
whose elements give the memberships of the
corresponding
an object inheriting from class relation
.
Further arguments passed to the labeling function used for creating the dimnames of the incidence matrix.
relation()
;
relation_incidence<-()
for modifying the incidences.
R <- as.relation(c(A = 1, B = 2, C = 3))
relation_incidence(R)
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