Describe the Square of Opposition
What is categorical logic?
What is the purpose of the Square of Opposition?
Identify key features of the Square of Opposition.
Explain how the Square of Opposition is used to translate statements into standard-form claims and
corresponding standard-form claims including description of the relationships that are depicted within the
square.
Identify the components of the A, E, I and O standard-form claims (or propositions).
Using the diagram in your text as a guide, create one original example using an ordinary statement and
translating it into standard-form claims (A, E, I and O statements) using the Square of Opposition. Identify
the translation and claims in your example using the corresponding letter.
For each corresponding standard-form claim, explain how you identified the translation and
corresponding claims and their relationship to one another based on the relationships depicted on the
square. In other words, explain why each choice of claim in your example is correct for that particular
relationship.
Sample Solution