fuzzydl
Class DegreeExpression

java.lang.Object
  fuzzydl.Degree
      fuzzydl.DegreeExpression

public class DegreeExpression
extends Degree

Degree defined using an expression.

Constructor Summary

DegreeExpression(Expression expr)

Method Summary

Expression	addToExpression(Expression expr) Adds the degree to an expression.
Inequation	createInequalityWithDegreeRHS(Expression expr, int inequationType) Gets an inequality of the form (expression, type, degree).
Expression	getExpression() Gets the expression which defines the degree.
double	getSolutionValue() Gets a numerical value of the solution.
boolean	isNumeric() Checks if the object is a numeric degree.
Expression	multiplyConstant(java.lang.Double constant) Multiplies the degree and a real number.
Expression	subtractFromExpression(Expression expr) Subtracts the degree to an expression.
java.lang.String	toString()

Methods inherited from class fuzzydl.Degree

getDegree, getDegree, getDegree

Methods inherited from class java.lang.Object

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

Constructor Detail

DegreeExpression

public DegreeExpression(Expression expr)

Method Detail

getExpression

public Expression getExpression()

Gets the expression which defines the degree.

Returns:

Expression which defines the degree.

createInequalityWithDegreeRHS

public Inequation createInequalityWithDegreeRHS(Expression expr,
                                                int inequationType)

Description copied from class: Degree

Gets an inequality of the form (expression, type, degree).

Specified by:

createInequalityWithDegreeRHS in class Degree

Parameters:

expr - An expression.

inequationType - A type of inequality.

Returns:

An inequality of the form (expression, type, degree).

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getSolutionValue

public double getSolutionValue()

Description copied from class: Degree

Gets a numerical value of the solution.

Specified by:

getSolutionValue in class Degree

Returns:

A numerical value of the solution.

isNumeric

public boolean isNumeric()

Description copied from class: Degree

Checks if the object is a numeric degree.

Specified by:

isNumeric in class Degree

Returns:

true if the object is a numeric degree; false otherwise.

addToExpression

public Expression addToExpression(Expression expr)

Description copied from class: Degree

Adds the degree to an expression.

Specified by:

addToExpression in class Degree

Parameters:

expr - An expression.

Returns:

A new expression with the sum.

subtractFromExpression

public Expression subtractFromExpression(Expression expr)

Description copied from class: Degree

Subtracts the degree to an expression.

Specified by:

subtractFromExpression in class Degree

Parameters:

expr - An expression.

Returns:

A new expression with the subtraction expr - this.

multiplyConstant

public Expression multiplyConstant(java.lang.Double constant)

Description copied from class: Degree

Multiplies the degree and a real number.

Specified by:

multiplyConstant in class Degree

Parameters:

constant - A real number.

Returns:

A new expression with the product.