Beginner
Discrete Mathematics & Math
Q11 / 100
What is a relation?
Correct! Well done.
Incorrect.
The correct answer is B) A subset of the Cartesian product A×B defining how elements of A relate to elements of B
B
Correct Answer
A subset of the Cartesian product A×B defining how elements of A relate to elements of B
Explanation
Relations generalize functions. R ⊆ A×B: (a,b) ∈ R means a relates to b. Properties: reflexive (aRa), symmetric (aRb→bRa), transitive (aRb∧bRc→aRc), antisymmetric (aRb∧bRa→a=b).
Progress
11/100