cc.redberry.physics.feyncalc

Class DiracTraceTransformation

java.lang.Object

cc.redberry.physics.feyncalc.AbstractTransformationWithGammas

cc.redberry.physics.feyncalc.AbstractFeynCalcTransformation

cc.redberry.physics.feyncalc.DiracTraceTransformation

All Implemented Interfaces:

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

public final class DiracTraceTransformation
extends AbstractFeynCalcTransformation

Calculate traces of gamma matrices in D dimensions (D = 4 in case of gamma5 traces).

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 inherited from class cc.redberry.physics.feyncalc.AbstractFeynCalcTransformation

preprocessor

Fields inherited from class cc.redberry.physics.feyncalc.AbstractTransformationWithGammas

deltaTrace, expandAndEliminate, gamma5Name, gamma5StringName, gammaMatrixStringName, gammaName, leviCivitaStringName, matrixType, metricType, tokenTransformer, traceOfOne

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

IDENTITY

Constructor Summary

Constructors

Constructor and Description
DiracTraceTransformation(DiracOptions options)

Method Summary

Methods

Modifier and Type	Method and Description
protected cc.redberry.core.utils.Indicator<cc.redberry.core.graph.GraphType>	graphFilter()
String	toString(cc.redberry.core.context.OutputFormat outputFormat)
cc.redberry.core.tensor.Tensor	transform(cc.redberry.core.tensor.Tensor tensor)
protected cc.redberry.core.tensor.Tensor	transformLine(cc.redberry.physics.feyncalc.ProductOfGammas pg, cc.redberry.core.utils.IntArrayList modifiedElements)

Methods inherited from class cc.redberry.physics.feyncalc.AbstractFeynCalcTransformation

isZeroTrace

Methods inherited from class cc.redberry.physics.feyncalc.AbstractTransformationWithGammas

checkNotation, checkNotation, containsGammaMatrices, containsGammaOr5Matrices, createLine, cutAdj, defaultDimension, defaultTraceOfOne, del, del, isGamma, isGamma5, isGammaOrGamma5, setLowerMatrixIndex, setMatrixIndices, setMatrixIndices, setMetricIndex, setUpperMatrixIndex, swapAdj, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DiracTraceTransformation

public DiracTraceTransformation(DiracOptions options)

Method Detail

toString

public String toString(cc.redberry.core.context.OutputFormat outputFormat)

transform

public cc.redberry.core.tensor.Tensor transform(cc.redberry.core.tensor.Tensor tensor)

Specified by:

transform in interface cc.redberry.core.transformations.Transformation

Overrides:

transform in class AbstractFeynCalcTransformation

graphFilter

protected cc.redberry.core.utils.Indicator<cc.redberry.core.graph.GraphType> graphFilter()

Overrides:

graphFilter in class AbstractFeynCalcTransformation

transformLine

protected cc.redberry.core.tensor.Tensor transformLine(cc.redberry.physics.feyncalc.ProductOfGammas pg,
                                           cc.redberry.core.utils.IntArrayList modifiedElements)

Specified by:

transformLine in class AbstractFeynCalcTransformation