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<center><a href="petscsftypes.h">Actual source code: petscsftypes.h</a></center><br>
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<div id="version" align=right><b>petsc-3.7.5 2017-01-01</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-3.7.5 v3.7.5 include/petscsftypes.h.html "><small>Report Typos and Errors</small></a></div>
<pre width="80"><a name="line1"> 1: </a><font color="#A020F0">#if !defined(_PETSCSFTYPES_H)</font>
<a name="line2"> 2: </a><strong><font color="#228B22">#define _PETSCSFTYPES_H</font></strong>
<a name="line4"> 4: </a><font color="#B22222">/*S</font>
<a name="line5"> 5: </a><font color="#B22222"> <a href="../docs/manualpages/PetscSF/PetscSF.html#PetscSF">PetscSF</a> - PETSc object for setting up and managing the communication of certain entries of arrays and <a href="../docs/manualpages/Vec/Vecs.html#Vecs">Vecs</a> between MPI processes.</font>
<a name="line7"> 7: </a><font color="#B22222"> Level: intermediate</font>
<a name="line9"> 9: </a><font color="#B22222"> Concepts: star forest</font>
<a name="line11"> 11: </a><font color="#B22222"> <a href="../docs/manualpages/PetscSF/PetscSF.html#PetscSF">PetscSF</a> uses the concept of star forests to indicate and determine the communication patterns concisely and efficiently.</font>
<a name="line12"> 12: </a><font color="#B22222"> A star http://en.wikipedia.org/wiki/Star_(graph_theory) forest is simply a collection of trees of height 1. The leave nodes represent</font>
<a name="line13"> 13: </a><font color="#B22222"> "ghost locations" for the root nodes.</font>
<a name="line15"> 15: </a><font color="#B22222">.seealso: <a href="../docs/manualpages/PetscSF/PetscSFCreate.html#PetscSFCreate">PetscSFCreate</a>(), <a href="../docs/manualpages/Vec/VecScatter.html#VecScatter">VecScatter</a>, <a href="../docs/manualpages/Vec/VecScatterCreate.html#VecScatterCreate">VecScatterCreate</a>()</font>
<a name="line16"> 16: </a><font color="#B22222">S*/</font>
<a name="line17"> 17: </a><font color="#4169E1">typedef struct _p_PetscSF* <a href="../docs/manualpages/PetscSF/PetscSF.html#PetscSF">PetscSF</a>;</font>
<a name="line19"> 19: </a><font color="#B22222">/*S</font>
<a name="line20"> 20: </a><font color="#B22222"> <a href="../docs/manualpages/PetscSF/PetscSFNode.html#PetscSFNode">PetscSFNode</a> - specifier of owner and index</font>
<a name="line22"> 22: </a><font color="#B22222"> Level: beginner</font>
<a name="line24"> 24: </a><font color="#B22222"> Concepts: indexing, stride, distribution</font>
<a name="line26"> 26: </a><font color="#B22222">.seealso: <a href="../docs/manualpages/PetscSF/PetscSFSetGraph.html#PetscSFSetGraph">PetscSFSetGraph</a>()</font>
<a name="line27"> 27: </a><font color="#B22222">S*/</font>
<a name="line28"> 28: </a><font color="#4169E1">typedef</font> <font color="#4169E1">struct</font> {
<a name="line29"> 29: </a> <a href="../docs/manualpages/Sys/PetscInt.html#PetscInt">PetscInt</a> rank; <font color="#B22222">/* Rank of owner */</font>
<a name="line30"> 30: </a> <a href="../docs/manualpages/Sys/PetscInt.html#PetscInt">PetscInt</a> index; <font color="#B22222">/* Index of node on rank */</font>
<a name="line31"> 31: </a>} <a href="../docs/manualpages/PetscSF/PetscSFNode.html#PetscSFNode">PetscSFNode</a>;
<a name="line33"> 33: </a><font color="#A020F0">#endif</font>
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