Abstract: For the semantic characteristic problems of medium proposition logic (MP), some people had given out the three values interpretation (model) in the past, so many scholars (include founders) ...

when thinking about logical agents, we imagine that the agent has a knowledge base (KB for short) that contains logical sentences that describe the state of the world you could think of a KB as a ...

Abstract: Since three-valued model of medium logic (ML) was established, ML has been affirmed one kind of three-valued logic by many scholars. However, for medium proposition logic (MP) being as ...

Epistemic logic constitutes a rigorous framework for representing and reasoning about knowledge and belief. Central to this discipline is the formalisation of how agents acquire, retain and attribute ...

Negation of simple clauses is formed with the negative particle not. There are two kindes of negation: simple sentence negation and contrastive negation. Let us start with sentence negation. At ...