ABSTRACT. Statements not only update our current knowledge, but also have other dynamic effects. In particular, suggestions or commands ‘upgrade’ our preferences by changing th...
In this paper, we present several extensions of epistemic logic with update operators modelling public information change. Next to the well-known public announcement operators, we ...
Current dynamic epistemic logics often become cumbersome and opaque when common knowledge is added for groups of agents. Still, postconditions regarding common knowledge express t...