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Ideas for 'fragments/reports', 'The Boundary Stones of Thought' and 'A Version of Internalist Foundationalism'

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2 ideas

4. Formal Logic / E. Nonclassical Logics / 2. Intuitionist Logic
It is the second-order part of intuitionistic logic which actually negates some classical theorems [Rumfitt]
Intuitionists can accept Double Negation Elimination for decidable propositions [Rumfitt]