properties {relations} | R Documentation |
Retrieve relation properties.
relation_properties(x) relation_property(x, which)
x |
A relation. |
which |
Property name (character string). |
These functions are used for the extrinsic properties of relations. Others can be retrieved using the predicate functions.
relation
and, e.g.,
relation_is_binary
for all
predicate functions defined on relations.
x <- as.relation(1 : 3) relation_properties(x) relation_property(x, "is_endorelation")