Package com.singularsys.extensions.matrix.functions

Class MatrixSolve

java.lang.Object

com.singularsys.jep.functions.PostfixMathCommand

com.singularsys.jep.functions.BinaryFunction

com.singularsys.extensions.matrix.functions.MatrixSolve

All Implemented Interfaces:

MatrixFunctionI, PostfixMathCommandI, java.io.Serializable

public class MatrixSolve
extends BinaryFunction
implements MatrixFunctionI

Solved the equation A * X = B Default implementation is to use Gauss-Jordan

See Also:

Serialized Form

Field Summary

Fields inherited from class com.singularsys.jep.functions.PostfixMathCommand

curNumberOfParameters, name, NaN, numberOfParameters

Constructor Summary

Constructors

Constructor	Description
MatrixSolve(MatrixFactoryI mfact, MatrixFieldI mfield)

Method Summary

Modifier and Type	Method	Description
Dimensions	calcDims(Dimensions... inDims)	Attempts to calculate the dimensions of a result of a PostfixMathCommand.
java.lang.Object	eval(java.lang.Object l, java.lang.Object r)
java.lang.Object	solve(java.lang.Object l, java.lang.Object r)

Methods inherited from class com.singularsys.jep.functions.BinaryFunction

instanceOf, instanceOf, run

Methods inherited from class com.singularsys.jep.functions.PostfixMathCommand

asArray, asBool, asDouble, asInt, asLong, asStrictInt, asString, checkNumberOfParameters, getName, getNumberOfParameters, setCurNumberOfParameters, setName, toString, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

MatrixSolve

public MatrixSolve(MatrixFactoryI mfact,
                   MatrixFieldI mfield)

Method Detail

solve

public java.lang.Object solve(java.lang.Object l,
                              java.lang.Object r)
                       throws EvaluationException

Throws:

EvaluationException

eval

public java.lang.Object eval(java.lang.Object l,
                             java.lang.Object r)
                      throws EvaluationException

Specified by:

eval in class BinaryFunction

Throws:

EvaluationException

calcDims

public Dimensions calcDims(Dimensions... inDims)
                    throws ParseException

Description copied from interface: MatrixFunctionI

Attempts to calculate the dimensions of a result of a PostfixMathCommand.

Specified by:

calcDims in interface MatrixFunctionI

Parameters:

inDims - the dimensions of each argument

Returns:

the dimension of the result or null if can be calculated

Throws:

ParseException - if there is a parse error