Mathematical logic provides a rigorous framework for analysing the structure of mathematical reasoning, enabling a deep understanding of both formal systems and the nature of proofs. Central to this ...
Much has been said about intuitionistic and classical logical systems since Gentzen’s seminal work. Recently, Prawitz and others have been discussing how to put together Gentzen’s systems for ...
The Bulletin of Symbolic Logic, Vol. 28, No. 3 (SEPTEMBER 2022), pp. 451-465 (15 pages) L. D. Beklemishev, Induction rules, reflection principles, and provably ...