14 Answers votes newest views recent 3Is no proof based on “tertium non datur” sufficient any more after Gödel? 2Is there any proof assistant based on first-order logic? 7Choice vs. countable choice 4Intro to automatic theorem proving / logical foundations? 5Extensional theorems mostly used intensionally 3[solved] sequent calculus as programming language 4Do you know any good introductory resource on sequent calculus? 11What is the manner of inconsistency of Girard’s paradox in Martin Lof type theory 3What are the algebras for the double dualization monad? 5Replacing logician-constructive with combinatorist-constructive? 5Condition of possibility = Co-Implication 1What do I call type theory without Curry-Howard? 5Can a typing judgment admit essentially different derivations? (2) 3What is the proper name for “compact closed” multiplicative intuitionistic linear logic?