Assigning Meaning to Proofs
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Report by Robert Constable, subtitled `A semantic basis for problem solving environments'. Constable's aim is to use metamathematical results to guide the making of framewroks for constructive logic, as part of the NuPrl project.
Satisfaction
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An introduction to the model-theoretic stasfaction relation, by Peter Suber.
5.
The Meanings of Logical Constants
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Essay by Gilbert Harman, arguing for Prawitz's approach to the semantics of logic based upon a conceptual role semantics.