A realization theorem for the modal logic of transitive closure $\mathsf{K}^+$
- Authors: Shamkanov D.S.1,2
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Affiliations:
- Steklov Mathematical Institute of Russian Academy of Sciences, Moscow
- National Research University Higher School of Economics, Moscow
- Issue: Vol 89, No 2 (2025)
- Pages: 189-212
- Section: Articles
- URL: https://journals.rcsi.science/1607-0046/article/view/303953
- DOI: https://doi.org/10.4213/im9598
- ID: 303953
Cite item
Abstract
We present a justification logic corresponding to the modal logic of transitive closure $\mathsf{K}^+$ and establish a normal realization theorem relating these two systems. The result is obtained by means of a sequent calculus allowing non-well-founded proofs.
About the authors
Daniyar Salkarbekovich Shamkanov
Steklov Mathematical Institute of Russian Academy of Sciences, Moscow; National Research University Higher School of Economics, Moscow
Author for correspondence.
Email: daniyar.shamkanov@gmail.com
Candidate of physico-mathematical sciences, no status
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