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<TITLE>PCType</TITLE>
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<div id="version" align=right><b>petsc-3.4.2 2013-07-02</b></div>
<A NAME="PCType"><H1>PCType</H1></A>
String with the name of a PETSc preconditioner method.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
typedef const char* PCType;
#define PCNONE "none"
#define PCJACOBI "jacobi"
#define PCSOR "sor"
#define PCLU "lu"
#define PCSHELL "shell"
#define PCBJACOBI "bjacobi"
#define PCMG "mg"
#define PCEISENSTAT "eisenstat"
#define PCILU "ilu"
#define PCICC "icc"
#define PCASM "asm"
#define PCGASM "gasm"
#define PCKSP "ksp"
#define PCCOMPOSITE "composite"
#define PCREDUNDANT "redundant"
#define PCSPAI "spai"
#define PCNN "nn"
#define PCCHOLESKY "cholesky"
#define PCPBJACOBI "pbjacobi"
#define PCMAT "mat"
#define PCHYPRE "hypre"
#define PCPARMS "parms"
#define PCFIELDSPLIT "fieldsplit"
#define PCTFS "tfs"
#define PCML "ml"
#define PCGALERKIN "galerkin"
#define PCEXOTIC "exotic"
#define PCHMPI "hmpi"
#define PCSUPPORTGRAPH "supportgraph"
#define PCASA "asa"
#define PCCP "cp"
#define PCBFBT "bfbt"
#define PCLSC "lsc"
#define PCPYTHON "python"
#define PCPFMG "pfmg"
#define PCSYSPFMG "syspfmg"
#define PCREDISTRIBUTE "redistribute"
#define PCSVD "svd"
#define PCGAMG "gamg"
#define PCSACUSP "sacusp" /* these four run on NVIDIA GPUs using CUSP */
#define PCSACUSPPOLY "sacusppoly"
#define PCBICGSTABCUSP "bicgstabcusp"
#define PCAINVCUSP "ainvcusp"
#define PCBDDC "bddc"
</PRE>
<P>
Notes: Click on the links below to see details on a particular solver
<P>
<A HREF="../PC/PCRegister.html#PCRegister">PCRegister</A>() is used to register preconditioners that are then accessible via <A HREF="../PC/PCSetType.html#PCSetType">PCSetType</A>()
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../PC/PCSetType.html#PCSetType">PCSetType</A>(), <A HREF="../PC/PC.html#PC">PC</A>, <A HREF="../PC/PCCreate.html#PCCreate">PCCreate</A>(), <A HREF="../PC/PCRegister.html#PCRegister">PCRegister</A>(), <A HREF="../PC/PCSetFromOptions.html#PCSetFromOptions">PCSetFromOptions</A>()
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>beginner
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/ksp/pc/../../../include/petscpc.h.html#PCType">src/ksp/pc/../../../include/petscpc.h</A>
<BR><A HREF="./index.html">Index of all PC routines</A>
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