Concept · Foundations

Venn Diagram

A diagram using overlapping circles to represent classes; shading indicates an empty region and an 'x' indicates at least one member.

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Why it matters

Venn diagrams provide a decision procedure for single categorical propositions and for three-term syllogisms.

Where this shows up

Units and lessons using this concept

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Units (1)

Categorical Logic: Terms, Classes, and Syllogistic FormStudents learn to analyze standard-form categorical propositions, master quantity and quality, use the square of opposition, represent cl…

Lessons (2)

Evaluating Syllogisms by Rules and by Venn DiagramsCategorical Logic: Terms, Classes, and Syllogistic Form Venn Diagrams for Categorical PropositionsCategorical Logic: Terms, Classes, and Syllogistic Form

Related

Other concepts in Foundations

A, E, I, O Propositions Accessibility Relation Argument Atomic Statement Authorial Intent Base Rate Bayes Factor Burden of Proof in Interpretation Calibration Cardinality Cartesian Product Categorical Proposition