Do relations have a referent as well as a type?
Hints at: 4.1 Definitions for relations.
Which of the following is true?
Hints at: 4.2 Relation type.
What is the valence of a relation?
Hints at: 4.3 Valence.
What does "dyadic" mean?
What does "monadic" mean?
Is the order of concept types in a relation-signature significant?
Hints at: 4.4 Signature, 4.5 Direction of arrows.
The last arc in the signature of a relation:
Hints at: 4.5 Direction of arrows.