com.meyling.principia.logic.basic
Class ExistentialQuantifier

java.lang.Object
  |
  +--com.meyling.principia.argument.AbstractArgument
        |
        +--com.meyling.principia.argument.AbstractArgumentList
              |
              +--com.meyling.principia.logic.basic.AbstractFormula
                    |
                    +--com.meyling.principia.logic.basic.Quantifier
                          |
                          +--com.meyling.principia.logic.basic.ExistentialQuantifier

All Implemented Interfaces:

Argument, Formula

public class ExistentialQuantifier

extends Quantifier

Existential quantifier, logical "exists".

Version:

$Revision 0.00.50$

Author:

Michael Meyling

Fields inherited from class com.meyling.principia.logic.basic.Quantifier

formula, variable

Fields inherited from class com.meyling.principia.argument.AbstractArgumentList

arguments

Constructor Summary

ExistentialQuantifier(Argument[] arguments)
Constructs a logical existential quantifier.

Method Summary

Argument	create(Argument[] arguments) Create a new Argument with given arguments.
String	toString() Get the argument in String form.

Methods inherited from class com.meyling.principia.logic.basic.Quantifier

getBoundSubjectVariables, getFreeSubjectVariables, getPartFormula, getPartFormulaSize, getSubjectVariables, getVariable

Methods inherited from class com.meyling.principia.logic.basic.AbstractFormula

createPattern, createPattern, replaceBoundSubjectVariable, replaceBoundSubjectVariables

Methods inherited from class com.meyling.principia.argument.AbstractArgumentList

copy, getArgument, getArgumentSize

Methods inherited from class com.meyling.principia.argument.AbstractArgument

containsPatternVariables, equals, getHighestNumber, getPatternVariables, getReplacementParents, getSearchParents, hashCode, matches, matches, replace, replace, replace, replaceMatches

Methods inherited from class java.lang.Object

, clone, finalize, getClass, notify, notifyAll, registerNatives, wait, wait, wait

Methods inherited from interface com.meyling.principia.argument.Argument

containsPatternVariables, copy, equals, getArgument, getArgumentSize, getPatternVariables, getReplacementParents, getSearchParents, hashCode, matches, matches, replace, replace, replace, replaceMatches

Methods inherited from interface com.meyling.principia.logic.basic.Formula

replaceBoundSubjectVariable, replaceBoundSubjectVariables

Constructor Detail

ExistentialQuantifier

public ExistentialQuantifier(Argument[] arguments)
                      throws ArgumentException

Constructs a logical existential quantifier.

Parameters:

arguments - subject variable and formula to operate on

Throws:

ArgumentException - if there are not exactly two arguments ore the first argument is not an instance of SubjectVariableMarker or the second argument is not an instance of Formula or the subject variable is not free in the formula

Method Detail

create

public final Argument create(Argument[] arguments)
                      throws ArgumentException

Description copied from interface: Argument

Create a new Argument with given arguments.

Overrides:

create in class AbstractArgumentList

Following copied from interface: com.meyling.principia.argument.Argument

Parameters:

arguments - with these arguments the operator should be created

Returns:

new constructed Argument

Throws:

ArgumentException - if creation failed

toString

public final String toString()

Description copied from interface: Argument

Get the argument in String form.

Overrides:

toString in class AbstractArgumentList

Following copied from interface: com.meyling.principia.argument.Argument

Returns:

readable formula