Last Updated
：2025/11/24
schematic variable
（ plural ）
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(logic) A variable that appears in an axiom schema and ranges over formulas, distinguished from the variables of the axiom schema that are quantified over and that range over the individuals of the universe of discourse.
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schematic variable
In the formal derivation, the schematic variable α ranges over formulas in the axiom schema and should not be confused with object-language variables that are quantified over individuals.
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In the formal derivation, the schematic variable α ranges over formulas in the axiom schema and should not be confused with object-language variables that are quantified over individuals.
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