Structure of Arguments

Master the fundamental building blocks of logic: Categorical Propositions, Syllogisms, Moods, Figures, and Venn Diagrams.

Understand the building blocks: Statements, Premises, and Conclusions. Difference between sentences and propositions.

Dive into standard forms (A, E, I, O). Learn about Quantifier, Subject, Copula, and Predicate.

Master three-statement arguments. Identify Major, Minor, and Middle terms for valid reasoning.

Classify arguments based on their Mood (sequence) and Figure (position of middle term).

Critical for validity. Understand Distributed (all members) vs Undistributed (some members) terms.

Simplify propositions using Conversion, Obversion, and Contraposition. Key for equivalence questions.

Determine truth values via Contradictory, Contrary, Subcontrary, and Subaltern relationships.

Learn how to draw a conclusion from a single premise without needing a second statement.

Visualize logic using Set Theory. Use overlapping circles to test argument validity.