Package edu.cmu.tetrad.calculator.expression

Class EvaluationExpression

java.lang.Object

edu.cmu.tetrad.calculator.expression.EvaluationExpression

All Implemented Interfaces:

Expression, TetradSerializable, Serializable

public class EvaluationExpression
extends Object
implements Expression

An equation expression.

Version:

$Id: $Id

Author:

Tyler Gibson

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
EvaluationExpression(VariableExpression exp, String s)	Constructor for EvaluationExpression.

Method Summary

Modifier and Type	Method	Description
double	evaluate(Context context)	Evaluates the expression using the given context
List<Expression>	getExpressions()	getExpressions.
org.apache.commons.math3.distribution.IntegerDistribution	getIntegerDistribution(Context context)	getIntegerDistribution.
ExpressionDescriptor.Position	getPosition()	getPosition.
org.apache.commons.math3.distribution.RealDistribution	getRealDistribution(Context context)	getRealDistribution.
String	getToken()	getToken.
static EvaluationExpression	serializableInstance()	serializableInstance.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

EvaluationExpression

public EvaluationExpression(VariableExpression exp,
 String s)

Constructor for EvaluationExpression.

Parameters:

exp - a VariableExpression object

s - a String object

Method Details

serializableInstance

public static EvaluationExpression serializableInstance()

serializableInstance.

Returns:

a EvaluationExpression object

evaluate

public double evaluate(Context context)

Evaluates the expression using the given context

Specified by:

evaluate in interface Expression

Parameters:

context - a Context object

Returns:

a double

getToken

public String getToken()

getToken.

Specified by:

getToken in interface Expression

Returns:

a String object

getPosition

public ExpressionDescriptor.Position getPosition()

getPosition.

Specified by:

getPosition in interface Expression

Returns:

a ExpressionDescriptor.Position object

getExpressions

public List<Expression> getExpressions()

getExpressions.

Specified by:

getExpressions in interface Expression

Returns:

a List object

getRealDistribution

public org.apache.commons.math3.distribution.RealDistribution getRealDistribution(Context context)

getRealDistribution.

Specified by:

getRealDistribution in interface Expression

Parameters:

context - a Context object

Returns:

a RealDistribution object

getIntegerDistribution

public org.apache.commons.math3.distribution.IntegerDistribution getIntegerDistribution(Context context)

getIntegerDistribution.

Specified by:

getIntegerDistribution in interface Expression

Parameters:

context - a Context object

Returns:

a IntegerDistribution object