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Variable · Rigorous Reasoning · Rigorous Reasoning

Concept · Foundations

Variable

A symbol like x, y, or z that does not name a specific individual but can range over the domain when bound by a quantifier.

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Why it matters

Variables are the placeholders that make generality and existence expressible.

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)

Predicate Logic: Quantifiers, Predicates, and Formal StructureStudents move beyond sentence-level structure to analyze internal form with predicates, variables, and quantifiers. They learn to transla…

Lessons (2)

Capstone: Quantified Reasoning in Mixed ArgumentsPredicate Logic: Quantifiers, Predicates, and Formal Structure Why Predicate Logic Extends Propositional LogicPredicate Logic: Quantifiers, Predicates, and Formal Structure

Related

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