cc.redberry.core.transformations

Class EliminateMetricsTransformation

java.lang.Object

cc.redberry.core.transformations.EliminateMetricsTransformation

All Implemented Interfaces:

Transformation

public final class EliminateMetricsTransformation
extends java.lang.Object
implements Transformation

Eliminates contractions with metrics and Kronecker deltas.

Since:

1.0

Nested Class Summary

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

Transformation.Util

Field Summary

Fields

Modifier and Type	Field and Description
static EliminateMetricsTransformation	ELIMINATE_METRICS Singleton instance.

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

INDENTITY

Method Summary

Modifier and Type	Method and Description
static Tensor	eliminate(Tensor t) Eliminates contractions with metrics and Kronecker deltas in specified tensor and returns the result.
Tensor	transform(Tensor tensor) Transforms specified tensor and returns the result.

Methods inherited from class java.lang.Object

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

Field Detail

ELIMINATE_METRICS

public static final EliminateMetricsTransformation ELIMINATE_METRICS

Singleton instance.

Method Detail

eliminate

public static Tensor eliminate(Tensor t)

Eliminates contractions with metrics and Kronecker deltas in specified tensor and returns the result.

Parameters:

t - tensor to be transformed

Returns:

transformed tensor

transform

public Tensor transform(Tensor tensor)

Description copied from interface: Transformation

Transforms specified tensor and returns the result.

Specified by:

transform in interface Transformation

Parameters:

tensor - tensor

Returns:

transformed tensor