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<HTML>
<HEAD> <link rel="canonical" href="http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/PetscSection/index.html" />
<TITLE>PETSc Sections</TITLE>
</HEAD>
<BODY BGCOLOR="FFFFFF">
<div id="version" align=right><b>petsc-3.14.5 2021-03-03</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.14.5 v3.14.5 docs/manualpages/PetscSection/index.html "><small>Report Typos and Errors</small></a></div>
<H2> Petsc Section: </H2>
PetscSection provides a simple interface to describe arbitrary data layouts.
<P>
<TABLE>
<TR><TD WIDTH=250 COLSPAN="3"><B>Beginner - Basic usage</B></TD></TR>
<TD WIDTH=250><A HREF="./PetscSection.html">PetscSection</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionCreate.html">PetscSectionCreate</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionReset.html">PetscSectionReset</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionClone.html">PetscSectionClone</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionDestroy.html">PetscSectionDestroy</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionView.html">PetscSectionView</A></TD>
<TR>
<TR><TD WIDTH=250 COLSPAN="3"><B>Intermediate - Setting options for algorithms and data structures</B></TD></TR>
<TD WIDTH=250><A HREF="./PetscSectionAddConstraintDof.html">PetscSectionAddConstraintDof</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetFieldConstraintDof.html">PetscSectionGetFieldConstraintDof</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetConstraintDof.html">PetscSectionSetConstraintDof</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionAddDof.html">PetscSectionAddDof</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetFieldConstraintIndices.html">PetscSectionGetFieldConstraintIndices</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetConstraintIndices.html">PetscSectionSetConstraintIndices</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionAddFieldConstraintDof.html">PetscSectionAddFieldConstraintDof</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetFieldDof.html">PetscSectionGetFieldDof</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetDof.html">PetscSectionSetDof</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionAddFieldDof.html">PetscSectionAddFieldDof</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetFieldName.html">PetscSectionGetFieldName</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetFieldComponents.html">PetscSectionSetFieldComponents</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionCompare.html">PetscSectionCompare</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetFieldOffset.html">PetscSectionGetFieldOffset</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetFieldConstraintDof.html">PetscSectionSetFieldConstraintDof</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionCopy.html">PetscSectionCopy</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetMaxDof.html">PetscSectionGetMaxDof</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetFieldConstraintIndices.html">PetscSectionSetFieldConstraintIndices</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionCreateGlobalSection.html">PetscSectionCreateGlobalSection</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetNumFields.html">PetscSectionGetNumFields</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetFieldDof.html">PetscSectionSetFieldDof</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetChart.html">PetscSectionGetChart</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetOffset.html">PetscSectionGetOffset</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetFieldName.html">PetscSectionSetFieldName</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetClosureInversePermutation.html">PetscSectionGetClosureInversePermutation</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetOffsetRange.html">PetscSectionGetOffsetRange</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetFieldOffset.html">PetscSectionSetFieldOffset</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetClosurePermutation.html">PetscSectionGetClosurePermutation</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetPermutation.html">PetscSectionGetPermutation</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetFromOptions.html">PetscSectionSetFromOptions</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetComponentName.html">PetscSectionGetComponentName</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetPointMajor.html">PetscSectionGetPointMajor</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetNumFields.html">PetscSectionSetNumFields</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetConstrainedStorageSize.html">PetscSectionGetConstrainedStorageSize</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetStorageSize.html">PetscSectionGetStorageSize</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetOffset.html">PetscSectionSetOffset</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetConstraintDof.html">PetscSectionGetConstraintDof</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionHasConstraints.html">PetscSectionHasConstraints</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetPermutation.html">PetscSectionSetPermutation</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetConstraintIndices.html">PetscSectionGetConstraintIndices</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionPermute.html">PetscSectionPermute</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetPointMajor.html">PetscSectionSetPointMajor</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetDof.html">PetscSectionGetDof</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetChart.html">PetscSectionSetChart</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetUp.html">PetscSectionSetUp</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetField.html">PetscSectionGetField</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetClosurePermutation.html">PetscSectionSetClosurePermutation</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionViewFromOptions.html">PetscSectionViewFromOptions</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetFieldComponents.html">PetscSectionGetFieldComponents</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetComponentName.html">PetscSectionSetComponentName</A></TD>
<TD WIDTH=250><A HREF="./"></A></TD>
<TR>
<TR><TD WIDTH=250 COLSPAN="3"><B>Advanced - Setting more advanced options and customization</B></TD></TR>
<TD WIDTH=250><A HREF="./PetscSFCreateSectionSF.html">PetscSFCreateSectionSF</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionCreateSubsection.html">PetscSectionCreateSubsection</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetPointLayout.html">PetscSectionGetPointLayout</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSFDistributeSection.html">PetscSFDistributeSection</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionCreateSupersection.html">PetscSectionCreateSupersection</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetValueLayout.html">PetscSectionGetValueLayout</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionCreateGlobalSectionCensored.html">PetscSectionCreateGlobalSectionCensored</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetClosureIndex.html">PetscSectionGetClosureIndex</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetClosureIndex.html">PetscSectionSetClosureIndex</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionCreateSubmeshSection.html">PetscSectionCreateSubmeshSection</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionGetFieldPointOffset.html">PetscSectionGetFieldPointOffset</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetUpBC.html">PetscSectionSetUpBC</A></TD>
<TR>
<TR><TD WIDTH=250 COLSPAN="3"><B>Developer - Interfaces intended primarily for library developers, not for typical applications programmers</B></TD></TR>
<TD WIDTH=250><A HREF="./PetscSFCreateRemoteOffsets.html">PetscSFCreateRemoteOffsets</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionRestoreFieldPointSyms.html">PetscSectionRestoreFieldPointSyms</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSymDestroy.html">PetscSectionSymDestroy</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionExtractDofsFromArray.html">PetscSectionExtractDofsFromArray</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionRestorePointSyms.html">PetscSectionRestorePointSyms</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSymGetType.html">PetscSectionSymGetType</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetFieldPointSyms.html">PetscSectionGetFieldPointSyms</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetFieldSym.html">PetscSectionSetFieldSym</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSymRegister.html">PetscSectionSymRegister</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetFieldSym.html">PetscSectionGetFieldSym</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetSym.html">PetscSectionSetSym</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSymSetType.html">PetscSectionSymSetType</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetPointSyms.html">PetscSectionGetPointSyms</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSetUseFieldOffsets.html">PetscSectionSetUseFieldOffsets</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSymType.html">PetscSectionSymType</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetSym.html">PetscSectionGetSym</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSym.html">PetscSectionSym</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSymView.html">PetscSectionSymView</A></TD>
<TR>
<TD WIDTH=250><A HREF="./PetscSectionGetUseFieldOffsets.html">PetscSectionGetUseFieldOffsets</A></TD>
<TD WIDTH=250><A HREF="./PetscSectionSymCreate.html">PetscSectionSymCreate</A></TD>
<TD WIDTH=250><A HREF="./"></A></TD>
<TR>
<TR><TD WIDTH=250 COLSPAN="3"><B>No deprecated routines</B></TD></TR>
</TABLE>
<BR><A HREF="../../index.html">Table of Contents</A>
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