<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"  
  "http://www.w3.org/TR/html4/loose.dtd">  
<html > 
<head><title>descr &#8212; Prints a description of current preconditioner</title> 
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> 
<meta name="generator" content="TeX4ht (https://tug.org/tex4ht/)"> 
<meta name="originator" content="TeX4ht (https://tug.org/tex4ht/)"> 
<!-- html,3 --> 
<meta name="src" content="userhtml.tex"> 
<link rel="stylesheet" type="text/css" href="userhtml.css"> 
</head><body 
>
   <!--l. 207--><div class="crosslinks"><p class="noindent">[<a 
href="userhtmlli2.html" >next</a>] [<a 
href="userhtmlsu86.html" >prev</a>] [<a 
href="userhtmlsu86.html#tailuserhtmlsu86.html" >prev-tail</a>] [<a 
href="userhtmlsu84.html#tailuserhtmlsu87.html">tail</a>] [<a 
href="userhtmlsu86.html#userhtmlsu90.html" >up</a>] </p></div>
   <h4 class="subsectionHead"><span class="titlemark">10.4   </span> <a 
 id="x103-13900010.4"></a>descr &#8212; Prints a description of current preconditioner</h4>
                                                                  

                                                                  
   <pre class="verbatim" id="verbatim-100">
call&#x00A0;prec%descr(info)
call&#x00A0;prec%descr(info,iout,&#x00A0;root)
</pre>
<!--l. 212--><p class="nopar" >
<!--l. 214--><p class="indent" >
     <dl class="description"><dt class="description">
<span 
class="cmbx-10">Type:</span> </dt><dd 
class="description">Asynchronous.
     </dd><dt class="description">
<span 
class="cmbx-10">On Entry</span> </dt><dd 
class="description">
     </dd><dt class="description">
<span 
class="cmbx-10">prec</span> </dt><dd 
class="description">the preconditioner. Scope: <span 
class="cmbx-10">local </span><br 
class="newline" />Type: <span 
class="cmbx-10">required</span><br 
class="newline" />Intent: <span 
class="cmbx-10">in</span>.<br 
class="newline" />Specified as: a preconditioner data structure <a 
href="userhtmlsu8.html#precdata"><span 
class="cmtt-10">psb</span><span 
class="cmtt-10">_prec</span><span 
class="cmtt-10">_type</span></a>.
     </dd><dt class="description">
<span 
class="cmbx-10">iout</span> </dt><dd 
class="description">output unit. Scope: <span 
class="cmbx-10">local </span><br 
class="newline" />Type: <span 
class="cmbx-10">optional</span><br 
class="newline" />Intent: <span 
class="cmbx-10">in</span>.<br 
class="newline" />Specified as: an integer number. Default: default output unit.
     </dd><dt class="description">
<span 
class="cmbx-10">root</span> </dt><dd 
class="description">Process from which to print Scope: <span 
class="cmbx-10">local </span><br 
class="newline" />Type: <span 
class="cmbx-10">optional</span><br 
class="newline" />Intent: <span 
class="cmbx-10">in</span>.<br 
class="newline" />Specified  as:  an  integer  number  between  0  and  <span 
class="cmmi-10">np </span><span 
class="cmsy-10">- </span>1,  in  which  case
     the specified process will print the description, or <span 
class="cmsy-10">-</span>1, in which case all
     processes will print. Default: 0.
     </dd><dt class="description">
<span 
class="cmbx-10">On Return</span> </dt><dd 
class="description">
     </dd><dt class="description">
<span 
class="cmbx-10">info</span> </dt><dd 
class="description">Error code.<br 
class="newline" />Scope: <span 
class="cmbx-10">local </span><br 
class="newline" />Type: <span 
class="cmbx-10">required </span><br 
class="newline" />Intent: <span 
class="cmbx-10">out</span>.<br 
class="newline" />An integer value; 0 means no error has been detected.</dd></dl>
                                                                  

                                                                  
                                                                  

                                                                  
   <!--l. 244--><div class="crosslinks"><p class="noindent">[<a 
href="userhtmlli2.html" >next</a>] [<a 
href="userhtmlsu86.html" >prev</a>] [<a 
href="userhtmlsu86.html#tailuserhtmlsu86.html" >prev-tail</a>] [<a 
href="userhtmlsu87.html" >front</a>] [<a 
href="userhtmlsu86.html#userhtmlsu90.html" >up</a>] </p></div>
<!--l. 244--><p class="indent" >   <a 
 id="tailuserhtmlsu87.html"></a>  
</body></html>