Star Forest Communication:

Beginner - Basic usage
PetscSFDuplicate	PetscSFSetUp	VecScatterSetFromOptions
PetscSFDuplicateOption	PetscSFType	VecScatterType
PetscSFNode	PetscSFView
PetscSFPattern	VecScatter
Intermediate - Setting options for algorithms and data structures
PetscSF	PetscSFReduceBegin	VecScatterBegin
PetscSFBcastBegin	PetscSFReduceEnd	VecScatterCreate
PetscSFBcastEnd	PetscSFReduceWithMemTypeBegin	VecScatterCreateToAll
PetscSFBcastWithMemTypeBegin	PetscSFScatterBegin	VecScatterCreateToZero
PetscSFCreate	PetscSFScatterEnd	VecScatterDestroy
PetscSFCreateFromLayouts	PetscSFSetFromOptions	VecScatterEnd
PetscSFDestroy	PetscSFSetGraph	VecScatterGetType
PetscSFGatherBegin	PetscSFSetGraphLayout	VecScatterSetType
PetscSFGatherEnd	PetscSFSetGraphWithPattern	VecScatterSetUp
PetscSFGetGraph	PetscSFSetType	VecScatterView
PetscSFGetType	PetscSFViewFromOptions	VecScatterViewFromOptions
Advanced - Setting more advanced options and customization
PetscSFComputeDegreeBegin	PetscSFFetchAndOpEnd	PetscSFWindowGetInfo
PetscSFCreateByMatchingIndices	PetscSFFetchAndOpWithMemTypeBegin	PetscSFWindowGetSyncType
PetscSFCreateEmbeddedLeafSF	PetscSFRegister	PetscSFWindowSetFlavorType
PetscSFCreateEmbeddedRootSF	PetscSFRegisterAll	PetscSFWindowSetInfo
PetscSFCreateInverseSF	PetscSFReset	PetscSFWindowSetSyncType
PetscSFCreateSectionSF	PetscSFSetRankOrder	PetscSFWindowSyncType
PetscSFDistributeSection	PetscSFWindowFlavorType	VecScatterCopy
PetscSFFetchAndOpBegin	PetscSFWindowGetFlavorType	VecScatterRegister
Developer - Interfaces intended primarily for library developers, not for typical applications programmers
PetscSFCompose	PetscSFFinalizePackage	PetscSFInitializePackage
PetscSFComposeInverse	PetscSFGetGroups	PetscSFSetGraphSection
PetscSFComputeDegreeEnd	PetscSFGetLeafRange	PetscSFSetUpRanks
PetscSFComputeMultiRootOriginalNumbering	PetscSFGetLeafRanks	PetscSFWindowGetDataTypes
PetscSFConcatenate	PetscSFGetMultiSF	VecScatterGetMerged
PetscSFCreateRemoteOffsets	PetscSFGetRootRanks	VecScatterRemap
No deprecated routines

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