Practice Part B: Anti-symmetric Relations (21.4.2) - Lecture -20 - Discrete Mathematics - Vol 1
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Part B: Anti-Symmetric Relations

Practice - Part B: Anti-Symmetric Relations

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define an anti-symmetric relation and provide one example.

💡 Hint: Consider how elements relate to themselves.

Question 2 Easy

Are all diagonal pairs included in an anti-symmetric relation?

💡 Hint: Think about the relationship a has with itself.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What characterizes an anti-symmetric relation?

If (a
b) then (b
a) must be present
If (a
b) and (b
a)
then a = b
None of the above

💡 Hint: Think about the consequence of pairs being included.

Question 2

Is the relation (3, 2) and (2, 3) anti-symmetric?

True
False

💡 Hint: Examine how values compare.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given a set S of 5 distinct elements, find and justify the number of anti-symmetric relations possible.

💡 Hint: Remember to take each element and its pairing into account.

Challenge 2 Hard

Construct an anti-symmetric relation on a set with 3 elements that includes at least 2 pairs.

💡 Hint: Explore using pairings to design your valid relations.

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