cc.redberry.physics.feyncalc

Class AbstractTransformationWithGammas

java.lang.Object

cc.redberry.physics.feyncalc.AbstractTransformationWithGammas

All Implemented Interfaces:

cc.redberry.core.context.ToString, cc.redberry.core.transformations.Transformation, cc.redberry.core.transformations.TransformationToStringAble

Direct Known Subclasses:

AbstractFeynCalcTransformation, DiracSimplifyTransformation, SpinorsSimplifyTransformation

public abstract class AbstractTransformationWithGammas
extends Object
implements cc.redberry.core.transformations.TransformationToStringAble

Author:

Dmitry Bolotin, Stanislav Poslavsky

Nested Class Summary

Nested classes/interfaces inherited from interface cc.redberry.core.transformations.Transformation

cc.redberry.core.transformations.Transformation.Util

Field Summary

Fields

Modifier and Type	Field and Description
protected cc.redberry.core.tensor.Expression	deltaTrace
protected cc.redberry.core.transformations.Transformation	expandAndEliminate
protected int	gamma5Name
protected static String	gamma5StringName
protected static String	gammaMatrixStringName
protected int	gammaName
protected static String	leviCivitaStringName
protected cc.redberry.core.indices.IndexType	matrixType
protected cc.redberry.core.indices.IndexType	metricType
protected cc.redberry.core.parser.ParseTokenTransformer	tokenTransformer
protected cc.redberry.core.tensor.Expression	traceOfOne

Fields inherited from interface cc.redberry.core.transformations.Transformation

IDENTITY

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractTransformationWithGammas(DiracOptions options)

Method Summary

Methods

Modifier and Type	Method and Description
protected static void	checkNotation(cc.redberry.core.tensor.SimpleTensor gammaMatrix)
protected static void	checkNotation(cc.redberry.core.tensor.SimpleTensor gammaMatrix, cc.redberry.core.tensor.SimpleTensor gamma5Matrix, cc.redberry.core.tensor.SimpleTensor leviCivita)
protected boolean	containsGammaMatrices(cc.redberry.core.tensor.Tensor t)
protected boolean	containsGammaOr5Matrices(cc.redberry.core.tensor.Tensor t)
protected cc.redberry.core.tensor.Tensor[]	createLine(int length)
protected cc.redberry.core.tensor.Tensor[]	cutAdj(cc.redberry.core.tensor.Tensor[] original, int i)
protected static cc.redberry.core.tensor.Tensor	defaultDimension()
protected static cc.redberry.core.tensor.Tensor	defaultTraceOfOne()
protected int	del(List<cc.redberry.core.tensor.Tensor> arr, int i)
protected cc.redberry.core.tensor.Tensor[]	del(cc.redberry.core.tensor.Tensor[] arr, int i)
protected boolean	isGamma(cc.redberry.core.tensor.Tensor tensor)
protected boolean	isGamma5(cc.redberry.core.tensor.Tensor tensor)
protected boolean	isGammaOrGamma5(cc.redberry.core.tensor.Tensor tensor)
protected cc.redberry.core.tensor.SimpleTensor	setLowerMatrixIndex(cc.redberry.core.tensor.SimpleTensor gamma, int matrixLower)
protected static cc.redberry.core.tensor.SimpleTensor	setMatrixIndices(cc.redberry.core.tensor.SimpleTensor gamma, cc.redberry.core.indices.Indices matrixIndices)
protected static cc.redberry.core.tensor.SimpleTensor	setMatrixIndices(cc.redberry.core.tensor.SimpleTensor gamma, int matrixUpper, int matrixLower)
protected static cc.redberry.core.tensor.SimpleTensor	setMetricIndex(cc.redberry.core.tensor.SimpleTensor gamma, int metricIndex)
protected cc.redberry.core.tensor.SimpleTensor	setUpperMatrixIndex(cc.redberry.core.tensor.SimpleTensor gamma, int matrixUpper)
protected void	swapAdj(cc.redberry.core.tensor.Tensor[] gammas, int j)
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface cc.redberry.core.transformations.Transformation

transform

Methods inherited from interface cc.redberry.core.context.ToString

toString

Field Detail

gammaMatrixStringName

protected static final String gammaMatrixStringName

See Also:

Constant Field Values

gamma5StringName

protected static final String gamma5StringName

See Also:

Constant Field Values

leviCivitaStringName

protected static final String leviCivitaStringName

See Also:

Constant Field Values

gammaName

protected final int gammaName

gamma5Name

protected final int gamma5Name

metricType

protected final cc.redberry.core.indices.IndexType metricType

matrixType

protected final cc.redberry.core.indices.IndexType matrixType

deltaTrace

protected final cc.redberry.core.tensor.Expression deltaTrace

traceOfOne

protected final cc.redberry.core.tensor.Expression traceOfOne

tokenTransformer

protected final cc.redberry.core.parser.ParseTokenTransformer tokenTransformer

expandAndEliminate

protected final cc.redberry.core.transformations.Transformation expandAndEliminate

Constructor Detail

AbstractTransformationWithGammas

protected AbstractTransformationWithGammas(DiracOptions options)

Method Detail

toString

public String toString()

Specified by:

toString in interface cc.redberry.core.context.ToString

Overrides:

toString in class Object

containsGammaOr5Matrices

protected final boolean containsGammaOr5Matrices(cc.redberry.core.tensor.Tensor t)

checkNotation

protected static void checkNotation(cc.redberry.core.tensor.SimpleTensor gammaMatrix)

checkNotation

protected static void checkNotation(cc.redberry.core.tensor.SimpleTensor gammaMatrix,
                 cc.redberry.core.tensor.SimpleTensor gamma5Matrix,
                 cc.redberry.core.tensor.SimpleTensor leviCivita)

containsGammaMatrices

protected final boolean containsGammaMatrices(cc.redberry.core.tensor.Tensor t)

isGammaOrGamma5

protected final boolean isGammaOrGamma5(cc.redberry.core.tensor.Tensor tensor)

isGamma

protected final boolean isGamma(cc.redberry.core.tensor.Tensor tensor)

isGamma5

protected final boolean isGamma5(cc.redberry.core.tensor.Tensor tensor)

setUpperMatrixIndex

protected final cc.redberry.core.tensor.SimpleTensor setUpperMatrixIndex(cc.redberry.core.tensor.SimpleTensor gamma,
                                                       int matrixUpper)

setLowerMatrixIndex

protected final cc.redberry.core.tensor.SimpleTensor setLowerMatrixIndex(cc.redberry.core.tensor.SimpleTensor gamma,
                                                       int matrixLower)

swapAdj

protected final void swapAdj(cc.redberry.core.tensor.Tensor[] gammas,
           int j)

cutAdj

protected cc.redberry.core.tensor.Tensor[] cutAdj(cc.redberry.core.tensor.Tensor[] original,
                                      int i)

createLine

protected cc.redberry.core.tensor.Tensor[] createLine(int length)

del

protected cc.redberry.core.tensor.Tensor[] del(cc.redberry.core.tensor.Tensor[] arr,
                                   int i)

del

protected int del(List<cc.redberry.core.tensor.Tensor> arr,
      int i)

setMatrixIndices

protected static cc.redberry.core.tensor.SimpleTensor setMatrixIndices(cc.redberry.core.tensor.SimpleTensor gamma,
                                                    cc.redberry.core.indices.Indices matrixIndices)

setMatrixIndices

protected static cc.redberry.core.tensor.SimpleTensor setMatrixIndices(cc.redberry.core.tensor.SimpleTensor gamma,
                                                    int matrixUpper,
                                                    int matrixLower)

setMetricIndex

protected static cc.redberry.core.tensor.SimpleTensor setMetricIndex(cc.redberry.core.tensor.SimpleTensor gamma,
                                                  int metricIndex)

defaultTraceOfOne

protected static cc.redberry.core.tensor.Tensor defaultTraceOfOne()

defaultDimension

protected static cc.redberry.core.tensor.Tensor defaultDimension()