jtabwbx.modal.formula

Class ModalFormulaProposition

java.lang.Object

jtabwbx.modal.formula.ModalFormula

jtabwbx.modal.formula.ModalFormulaProposition

All Implemented Interfaces:

_AbstractFormula, _ModalFormula

public final class ModalFormulaProposition
extends ModalFormula

An propositional variable.

Author:

Mauro Ferrari

Method Summary

Modifier and Type	Method and Description
boolean	containsFalse() Returns true iff this formula contains the propositional constant FALSE as subformula.
boolean	containsProposition(ModalFormulaProposition proposition) Returns true iff this formula contains the specified propositional formula as subformula.
boolean	containsTrue() Returns true iff this formula contains the propositional constant TRUE as subfromula.
boolean	equals(java.lang.Object other)
java.lang.String	format() Returns the string representation of the formula
ModalFormulaFactory	getFactory() Returns the factory used to build this formula.
ModalFormulaType	getFormulaType() Returns the formula type of this formula.
java.lang.String	getName()
int	hashCode()
ModalFormula[]	immediateSubformulas() The subformulas of this formula.
boolean	isAtomic() Returns true iff this formula is atomic.
boolean	isCompound() Returns true iff this formula is compound.
boolean	isFalse() Returns true iff this propositional formula represents FALSE.
boolean	isTrue() Returns true iff this propositional formula represents TRUE.
ModalConnective	mainConnective() The main logical operator of this formula.
java.lang.String	shortName() Returns the short name of the formula.
java.lang.String	toString()

Methods inherited from class jtabwbx.modal.formula.ModalFormula

getIndex, size

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Method Detail

getFactory

public ModalFormulaFactory getFactory()

Description copied from class: ModalFormula

Returns the factory used to build this formula.

Specified by:

getFactory in class ModalFormula

Returns:

the factory used to build this formula.

getName

public java.lang.String getName()

shortName

public java.lang.String shortName()

Description copied from interface: _AbstractFormula

Returns the short name of the formula. It is only used to provide information on the proof-search. Typically the short is the main connective of the formula

Returns:

returns the short name of the formula

isAtomic

public boolean isAtomic()

Description copied from interface: _ModalFormula

Returns true iff this formula is atomic.

Returns:

true iff this formula is atomic.

isCompound

public boolean isCompound()

Description copied from interface: _ModalFormula

Returns true iff this formula is compound.

Returns:

true iff this formula is compound.

mainConnective

public ModalConnective mainConnective()

Description copied from interface: _ModalFormula

The main logical operator of this formula.

Returns:

the main connective of this formula.

immediateSubformulas

public ModalFormula[] immediateSubformulas()

Description copied from class: ModalFormula

The subformulas of this formula.

Specified by:

immediateSubformulas in interface _ModalFormula

Specified by:

immediateSubformulas in class ModalFormula

Returns:

the subformulas of this formula.

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

format

public java.lang.String format()

Description copied from interface: _AbstractFormula

Returns the string representation of the formula

Returns:

the string describing the formula

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

containsProposition

public boolean containsProposition(ModalFormulaProposition proposition)

Description copied from class: ModalFormula

Returns true iff this formula contains the specified propositional formula as subformula.

Parameters:

proposition - the formula proposition.

Returns:

true iff this formula contains the specified proposition.

containsTrue

public boolean containsTrue()

Description copied from class: ModalFormula

Returns true iff this formula contains the propositional constant TRUE as subfromula.

Specified by:

containsTrue in class ModalFormula

Returns:

true iff this formula contains the propositional constant TRUE.

containsFalse

public boolean containsFalse()

Description copied from class: ModalFormula

Returns true iff this formula contains the propositional constant FALSE as subformula.

Specified by:

containsFalse in class ModalFormula

Returns:

true iff this formula contains the propositional constant FALSE.

isFalse

public boolean isFalse()

Returns true iff this propositional formula represents FALSE.

Specified by:

isFalse in class ModalFormula

Returns:

true iff this propositional formula represents FALSE.

isTrue

public boolean isTrue()

Returns true iff this propositional formula represents TRUE.

Specified by:

isTrue in class ModalFormula

Returns:

true iff this propositional formula represents TRUE.

getFormulaType

public ModalFormulaType getFormulaType()

Description copied from class: ModalFormula

Returns the formula type of this formula.

Specified by:

getFormulaType in class ModalFormula

Returns:

the formula type.