Ideas of Dag Prawitz, by Theme
[Swedish, fl. 1981, Professor at Stockholm University.]
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5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic
13831

Logic is based on transitions between sentences

5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence
13827

Logical consequence isn't a black box (Tarski's approach); we should explain how arguments work

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives
13825

Natural deduction introduction rules may represent 'definitions' of logical connectives

5. Theory of Logic / H. Proof Systems / 4. Natural Deduction
13823

In natural deduction, inferences are atomic steps involving just one logical constant

5. Theory of Logic / J. Model Theory in Logic / 1. Logical Models
13826

Model theory looks at valid sentences and consequence, but not how we know these things
