org.lsmp.djep.vectorJep.function
Class MUMinus

java.lang.Object
  org.nfunk.jep.function.PostfixMathCommand
      org.nfunk.jep.function.UMinus
          org.lsmp.djep.vectorJep.function.MUMinus

All Implemented Interfaces:

PostfixMathCommandI, UnaryOperatorI

public class MUMinus

extends UMinus

implements UnaryOperatorI

An extension of the Subtract 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

MUMinus()

Method Summary

Dimensions	calcDim(Dimensions ldim) Find the dimensions of this operator when applied to arguments with given dimensions.
MatrixValueI	calcValue(MatrixValueI res, MatrixValueI lhs) calculates the value.
Matrix	umin(Matrix lhs) negate a matrix.
MVector	umin(MVector lhs) negate a vector.
java.lang.Object	umin(java.lang.Object param1) Negate an objects.
Tensor	umin(Tensor lhs) negate a tensor.

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

run

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

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

getNumberOfParameters, run, setCurNumberOfParameters

Constructor Detail

MUMinus

public MUMinus()

Method Detail

calcDim

public Dimensions calcDim(Dimensions ldim)

Description copied from interface: UnaryOperatorI

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

Specified by:

calcDim in interface UnaryOperatorI

calcValue

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

calculates the value.

Specified by:

calcValue in interface UnaryOperatorI

Parameters:

res - - results will be stored in this object

lhs - - lhs value

Returns:

res

Throws:

ParseException

umin

public java.lang.Object umin(java.lang.Object param1)
                      throws ParseException

Negate an objects.

Overrides:

umin in class UMinus

Throws:

ParseException

umin

public MVector umin(MVector lhs)
             throws ParseException

negate a vector.

Throws:

ParseException

umin

public Matrix umin(Matrix lhs)
            throws ParseException

negate a matrix.

Throws:

ParseException

umin

public Tensor umin(Tensor lhs)
            throws ParseException

negate a tensor.

Throws:

ParseException