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Venn Diagram · Rigorous Reasoning · Rigorous Reasoning

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

Following the links will take you to the page where this term is introduced in context.

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 Base Rate Bayes Factor Calibration Cardinality Cartesian Product Categorical Proposition Categorical Syllogism Circularity