org.lsmp.djep.vectorJep.function

Class MSubtract

java.lang.Object

org.nfunk.jep.function.PostfixMathCommand

org.nfunk.jep.function.Subtract

org.lsmp.djep.vectorJep.function.MSubtract

All Implemented Interfaces:

BinaryOperatorI, PostfixMathCommandI

public class MSubtract
extends Subtract
implements BinaryOperatorI

An extension of the Add command to allow it to add MVector's and Matrix's.

Author:

Rich Morris Created on 27-Jul-2003

Field Summary

Fields inherited from class org.nfunk.jep.function.PostfixMathCommand

curNumberOfParameters, numberOfParameters

Constructor Summary

Constructors

Constructor and Description
MSubtract()

Method Summary

Modifier and Type	Method and Description
Dimensions	calcDim(Dimensions ldim, Dimensions rdim) Find the dimensions of this operator when applied to arguments with given dimensions.
MatrixValueI	calcValue(MatrixValueI res, MatrixValueI lhs, MatrixValueI rhs) calculates the value.
Matrix	sub(Matrix lhs, Matrix rhs) Adds two matrices.
MVector	sub(MVector lhs, MVector rhs) Adds two vectors.
Object	sub(Object param1, Object param2) Adds two objects.
Tensor	sub(Tensor lhs, Tensor rhs) Adds two matrices.

Methods inherited from class org.nfunk.jep.function.Subtract

run, sub, sub, sub, sub

Methods inherited from class org.nfunk.jep.function.PostfixMathCommand

checkNumberOfParameters, checkStack, getNumberOfParameters, setCurNumberOfParameters

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.nfunk.jep.function.PostfixMathCommandI

checkNumberOfParameters, getNumberOfParameters, run, setCurNumberOfParameters

Constructor Detail

MSubtract

public MSubtract()

Method Detail

calcDim

public Dimensions calcDim(Dimensions ldim,
                          Dimensions rdim)

Description copied from interface: BinaryOperatorI

Find the dimensions of this operator when applied to arguments with given dimensions.

Specified by:

calcDim in interface BinaryOperatorI

calcValue

public MatrixValueI calcValue(MatrixValueI res,
                              MatrixValueI lhs,
                              MatrixValueI rhs)
                       throws ParseException

calculates the value.

Specified by:

calcValue in interface BinaryOperatorI

Parameters:

res - - results will be stored in this object

lhs - - lhs value

rhs - - rhs value

Returns:

res

Throws:

ParseException

sub

public Object sub(Object param1,
                  Object param2)
           throws ParseException

Adds two objects.

Overrides:

sub in class Subtract

Throws:

ParseException

sub

public MVector sub(MVector lhs,
                   MVector rhs)
            throws ParseException

Adds two vectors.

Throws:

ParseException

sub

public Matrix sub(Matrix lhs,
                  Matrix rhs)
           throws ParseException

Adds two matrices.

Throws:

ParseException

sub

public Tensor sub(Tensor lhs,
                  Tensor rhs)
           throws ParseException

Adds two matrices.

Throws:

ParseException