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"From any true substitution instance of a propositional function, we may validly infer the existential quantification of that propositional function." Identify the rule.

"From any true substitution instance of a propositional function, we may validly infer the existential quantification of that propositional function." Identify the rule. Correct Answer Existential Generalisation

Related Questions

There exist only two types of quantifiers, Universal Quantification and Existential Quantification.
The corresponding Existential Instantiation rule: for the existential quantifier is slightly more complicated. For any sentence a, variable v, and constant symbol k that does not appear elsewhere in the knowledge base.
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Set down the relation between universal and existential quantification by matching the List I with List II and select the appropriate answer:
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Rule: The series becomes simpler as it proceeds.
Rule Detection mcq question image
Choose the set of figures which follows the given rule.
Rule: The series becomes complex as it proceeds.
Rule Detection mcq question image
Choose the set of figures which follows the given rule.
Rule: Closed figure becomes more and more open.
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Rule Detection mcq question image