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TensorNetworks

Guides

  • TensorNetworks

Tech Notes

  • Building Tensor Networks
  • Contraction Paths and Execution
  • Matrix Product States
  • A Working Tour of the Symmetry Functions
  • Tensor Networks Overview
  • Young Tableaux and Tensor Symmetries

Symbols

  • ActivateTensors
  • BinaryTensorNetwork
  • BinaryTensorNetworkQ
  • CanonicalPath
  • CanonicalPathQ
  • ContractIndices
  • ContractionTree
  • EinsteinSummation
  • GreedyContractionPath
  • HookFactor
  • HookLength
  • HookLengths
  • IndexedMultiply
  • InitializeTensorNetwork
  • MetricTensor
  • MetricTensorQ
  • MPSCanonicalForm
  • MPSCanonicalQ
  • MPSEntanglementEntropy
  • MPSNormalize
  • MPSNorm
  • MPSOverlap
  • MPSSchmidtValues
  • MPSTruncate
  • OptimalContractionPath
  • PartitionQ
  • PathIndexContractions
  • PathQ
  • PathToTreePath
  • RandomTensorNetwork
  • SchurDimension
  • SparseTensorNetwork
  • TableauColumns
  • TableauDimension
  • TableauRows
  • TableauShape
  • TableauSize
  • TableauWeylDimension
  • TensorNetworkAdd
  • TensorNetworkContraction
  • TensorNetworkContractions
  • TensorNetworkContract
  • TensorNetworkData
  • TensorNetworkDelete
  • TensorNetworkFreeIndices
  • TensorNetworkGraphData
  • TensorNetworkGraphQ
  • TensorNetworkIndexDimensions
  • TensorNetworkIndexGraph
  • TensorNetworkIndices
  • TensorNetwork
  • TensorNetworkQ
  • TensorNetworkRemoveCycles
  • TensorNetworkReplaceIndices
  • TensorNetworkSize
  • TensorNetworkTensors
  • TensorNetworkToNetGraph
  • ToTensorNetworkGraph
  • TransposePartition
  • TreePathQ
  • TreePathToPath
  • YoungProject
  • YoungSymmetrize
  • YoungTableau
  • YoungTableauQ
Wolfram`TensorNetworks`
TensorNetworkGraphData
​
TensorNetworkGraphData
[graph]
returns an
Association
containing the data of the annotated tensor-network graph
graph
: its tensors, dimensions, indices, vertices, free indices, bonds, and contractions.
​
Details and Options
Examples  
(13)
Scope  
(11)
Build an annotated graph from a small MPS and inspect the data record:
In[1]:=
SeedRandom[17];​​mps=
RandomTensorNetwork
["MPS"[4,2,2]];​​mpsG=
ToTensorNetworkGraph
[mps];​​mpsData=
TensorNetworkGraphData
[mpsG];
"Tensors"  
(1)

"Dimensions"  
(1)

"Indices"  
(1)

"Vertices"  
(1)

"FreeIndices"  
(1)

"Bonds"  
(1)

"Contractions"  
(1)

"ContractionIndices"  
(1)

Bonds as rules  
(1)

FreeIndices sorting  
(1)

Applications  
(1)

Properties & Relations  
(1)

SeeAlso
TensorNetworkData
 
▪
TensorNetworkGraphQ
 
▪
ToTensorNetworkGraph
 
▪
TensorNetworkIndexDimensions
 
▪
TensorNetworkFreeIndices
 
▪
TensorNetwork
 
▪
Graph
 
▪
AnnotationValue
 
▪
Association
 
▪
Keys
TechNotes
▪
Building Tensor Networks
RelatedGuides
▪
TensorNetworks
Get raw data from a tensor network graph:
In[1]:=
tn=
TensorNetwork
[{RandomReal[{-1,1},{2,3}],RandomReal[{-1,1},{3,4}]},{{i,j},{j,k}}];
In[2]:=
TensorNetworkGraphData
[tn]
""

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