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math.LO2019
Subset models for justification logic
Eveline Lehmann, Thomas Studer
We introduce a new semantics for justification logic based on subset relations. Instead of using the established and more symbolic interpretation of justifications, we model justif…
math.LO2019
Self-referentiality in Justification Logic
Nathan Sebastian Gass, Thomas Studer
The Logic of Proofs, LP, and other justification logics can have self-referential justifications of the form t:A. Such self-referential justifications are necessary for the realiza…
math.LO2016
Modular Models for Intuitionistic Justification Logic
Michel Marti, Thomas Studer
We present the logic iJT4, which is an explicit version of intuitionistic S4 and establish soundness and completeness with respect to modular models.