Modal Possible World Semantics
A frame is a directed graph,
being the nodes, or pos
sible worlds, or states and R being the directed edges, or accessibility relation. We use the modal language specified in Section 2.1. A frame becomes a modal model by specifying which atomic formulas are true at which possible worlds—there is a mapping V from propositional letters to subsets of
4.2
More on the topic Modal Possible World Semantics:
- Modal Possible World Semantics
- Propositional justification logic went through a historical process of development taking over twenty years from its beginnings to the stage represented in this book.
- From the very beginning, justification logics had important connections with modal logics.
- Canonical Models and Completeness
- Geach Logics
- The Inevitability of Possible Worlds: Modular Models
- Introduction
- A Handful of Less Common Justification Logics
- 1 What Is This Book About?
- Completeness Examples
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