<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <!--Converted with LaTeX2HTML 2018 (Released Feb 1, 2018) --> <HTML> <HEAD> <TITLE>descr -- Prints a description of current preconditioner</TITLE> <META NAME="description" CONTENT="descr -- Prints a description of current preconditioner"> <META NAME="keywords" CONTENT="userhtml"> <META NAME="resource-type" CONTENT="document"> <META NAME="distribution" CONTENT="global"> <META NAME="Generator" CONTENT="LaTeX2HTML v2018"> <META HTTP-EQUIV="Content-Style-Type" CONTENT="text/css"> <LINK REL="STYLESHEET" HREF="userhtml.css"> <LINK REL="next" HREF="node130.html"> <LINK REL="previous" HREF="node128.html"> <LINK REL="up" HREF="node125.html"> <LINK REL="next" HREF="node130.html"> </HEAD> <BODY > <DIV CLASS="navigation"><!--Navigation Panel--> <A NAME="tex2html1873" HREF="node130.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A> <A NAME="tex2html1869" HREF="node125.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A> <A NAME="tex2html1863" HREF="node128.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A> <A NAME="tex2html1871" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A> <BR> <B> Next:</B> <A NAME="tex2html1874" HREF="node130.html">clone clone</A> <B> Up:</B> <A NAME="tex2html1870" HREF="node125.html">Preconditioner routines</A> <B> Previous:</B> <A NAME="tex2html1864" HREF="node128.html">apply Preconditioner</A> <B> <A NAME="tex2html1872" HREF="node1.html">Contents</A></B> <BR> <BR></DIV> <!--End of Navigation Panel--> <H2><A NAME="SECTION000114000000000000000"> descr -- Prints a description of current preconditioner</A> </H2> <P> <PRE> call prec%descr() call prec%descr(iout, root) </PRE> <P> <DL> <DT><STRONG>Type:</STRONG></DT> <DD>Asynchronous. </DD> <DT><STRONG><B>On Entry</B></STRONG></DT> <DD> </DD> <DT><STRONG>prec</STRONG></DT> <DD>the preconditioner. Scope: <B>local</B> <BR> Type: <B>required</B> <BR> Intent: <B>in</B>. <BR> Specified as: a preconditioner data structure precdata<TT>psb_prec_type</TT>. </DD> <DT><STRONG>iout</STRONG></DT> <DD>output unit. Scope: <B>local</B> <BR> Type: <B>optional</B> <BR> Intent: <B>in</B>. <BR> Specified as: an integer number. Default: default output unit. </DD> <DT><STRONG>root</STRONG></DT> <DD>Process from which to print Scope: <B>local</B> <BR> Type: <B>optional</B> <BR> Intent: <B>in</B>. <BR> Specified as: an integer number between 0 and <SPAN CLASS="MATH"><IMG WIDTH="49" HEIGHT="30" ALIGN="MIDDLE" BORDER="0" SRC="img167.png" ALT="$np-1$"></SPAN>, in which case the specified process will print the description, or <SPAN CLASS="MATH"><IMG WIDTH="24" HEIGHT="30" ALIGN="MIDDLE" BORDER="0" SRC="img82.png" ALT="$-1$"></SPAN>, in which case all processes will print. Default: 0. </DD> </DL> <P> <BR><HR> </BODY> </HTML>