net.sf.tweety.logics.ml.semantics

Class AccessibilityRelation

java.lang.Object

net.sf.tweety.logics.ml.semantics.AccessibilityRelation

public class AccessibilityRelation
extends java.lang.Object

This class models an accessibility relation for Kripke models.

Author:

Matthias Thimm, Anna Gessler

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.Set<Pair<Interpretation<FolBeliefSet,FolFormula>,Interpretation<FolBeliefSet,FolFormula>>>	tuples The actual relation

Constructor Summary

Constructors

Constructor and Description
AccessibilityRelation(java.util.Set<Pair<Interpretation<FolBeliefSet,FolFormula>,Interpretation<FolBeliefSet,FolFormula>>> tuples) Constructs a new accessibility relation.

Method Summary

Modifier and Type	Method and Description
java.util.Set<Interpretation<FolBeliefSet,FolFormula>>	getNodes() Returns all interpretations of the accessibility relation.
java.util.Set<Interpretation<FolBeliefSet,FolFormula>>	getSuccessors(Interpretation<FolBeliefSet,FolFormula> i) Returns all interpretations that are accessible to a given interpretation i.
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

tuples

private java.util.Set<Pair<Interpretation<FolBeliefSet,FolFormula>,Interpretation<FolBeliefSet,FolFormula>>> tuples

The actual relation

Constructor Detail

AccessibilityRelation

public AccessibilityRelation(java.util.Set<Pair<Interpretation<FolBeliefSet,FolFormula>,Interpretation<FolBeliefSet,FolFormula>>> tuples)

Constructs a new accessibility relation.

Parameters:

tuples - the accessibility relation

Method Detail

getNodes

public java.util.Set<Interpretation<FolBeliefSet,FolFormula>> getNodes()

Returns all interpretations of the accessibility relation.

Returns:

interpretations set of all interpretations

getSuccessors

public java.util.Set<Interpretation<FolBeliefSet,FolFormula>> getSuccessors(Interpretation<FolBeliefSet,FolFormula> i)

Returns all interpretations that are accessible to a given interpretation i.

Parameters:

i - an interpretation (possible world)

Returns:

successors set of successors of i

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object