<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html > <head><title>Method descr</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. 870--><div class="crosslinks"><p class="noindent"><span class="cmr-12">[</span><a href="userhtmlsu16.html" ><span class="cmr-12">next</span></a><span class="cmr-12">] [</span><a href="userhtmlsu14.html" ><span class="cmr-12">prev</span></a><span class="cmr-12">] [</span><a href="userhtmlsu14.html#tailuserhtmlsu14.html" ><span class="cmr-12">prev-tail</span></a><span class="cmr-12">] [</span><a href="#tailuserhtmlsu15.html"><span class="cmr-12">tail</span></a><span class="cmr-12">] [</span><a href="userhtmlse5.html#userhtmlsu15.html" ><span class="cmr-12">up</span></a><span class="cmr-12">] </span></p></div> <h4 class="subsectionHead"><span class="titlemark"><span class="cmr-12">5.8 </span></span> <a id="x25-240005.8"></a><span class="cmr-12">Method descr</span></h4> <div class="center" > <!--l. 872--><p class="noindent" > <!--l. 873--><p class="noindent" ><span class="lstinline"></span><span class="cmtt-12">call</span><span class="cmtt-12"> </span><span class="cmtt-12">p</span><span class="cmtt-12">%</span><span class="cmtt-12">descr</span><span class="cmtt-12">(</span><span class="cmtt-12">info</span><span class="cmtt-12">,</span><span class="cmtt-12"> </span><span class="cmtt-12">[</span><span class="cmtt-12">iout</span><span class="cmtt-12">,</span><span class="cmtt-12"> </span><span class="cmtt-12">root</span><span class="cmtt-12">,</span><span class="cmtt-12"> </span><span class="cmtt-12">verbosity</span><span class="cmtt-12">])</span><br /> </div> <!--l. 876--><p class="noindent" ><span class="cmr-12">This method prints a description of the preconditioner </span><span class="lstinline"></span><span class="cmtt-12">p</span> <span class="cmr-12">to the standard output or to a</span> <span class="cmr-12">file. It must be called after </span><span class="lstinline"></span><span class="cmtt-12">hierachy_build</span> <span class="cmr-12">and </span><span class="lstinline"></span><span class="cmtt-12">smoothers_build</span><span class="cmr-12">, or </span><span class="lstinline"></span><span class="cmtt-12">build</span><span class="cmr-12">, have</span> <span class="cmr-12">been called.</span> <!--l. 881--><p class="noindent" ><span class="cmbx-12">Arguments</span> <div class="tabular"> <table id="TBL-16" class="tabular" cellspacing="0" cellpadding="0" ><colgroup id="TBL-16-1g"><col id="TBL-16-1"><col id="TBL-16-2"></colgroup><tr style="vertical-align:baseline;" id="TBL-16-1-"><td style="white-space:normal; text-align:left;" id="TBL-16-1-1" class="td11"><!--l. 884--><p class="noindent" ><span class="lstinline"></span><span class="cmtt-12">info</span> </td><td style="white-space:normal; text-align:left;" id="TBL-16-1-2" class="td11"><!--l. 884--><p class="noindent" ><span class="lstinline"></span><span class="cmtt-12">integer</span><span class="cmtt-12">,</span><span class="cmtt-12"> </span><span class="cmtt-12">intent</span><span class="cmtt-12">(</span><span class="cmtt-12">out</span><span class="cmtt-12">)</span><span class="cmr-12">.</span> </td> </tr><tr style="vertical-align:baseline;" id="TBL-16-2-"><td style="white-space:normal; text-align:left;" id="TBL-16-2-1" class="td11"><!--l. 885--><p class="noindent" > </td><td style="white-space:normal; text-align:left;" id="TBL-16-2-2" class="td11"><!--l. 885--><p class="noindent" ><span class="cmr-12">Error code. If no error, 0 is returned. See Section</span><span class="cmr-12"> </span><a href="userhtmlse7.html#x28-320007"><span class="cmr-12">7</span><!--tex4ht:ref: sec:errors --></a> <span class="cmr-12">for details.</span></td> </tr><tr style="vertical-align:baseline;" id="TBL-16-3-"><td style="white-space:normal; text-align:left;" id="TBL-16-3-1" class="td11"><!--l. 886--><p class="noindent" ><span class="lstinline"></span><span class="cmtt-12">iout</span> </td><td style="white-space:normal; text-align:left;" id="TBL-16-3-2" class="td11"><!--l. 886--><p class="noindent" ><span class="lstinline"></span><span class="cmtt-12">integer</span><span class="cmtt-12">,</span><span class="cmtt-12"> </span><span class="cmtt-12">intent</span><span class="cmtt-12">(</span><span class="cmtt-12">in</span><span class="cmtt-12">),</span><span class="cmtt-12"> </span><span class="cmtt-12">optional</span><span class="cmr-12">.</span> </td> </tr><tr style="vertical-align:baseline;" id="TBL-16-4-"><td style="white-space:normal; text-align:left;" id="TBL-16-4-1" class="td11"><!--l. 887--><p class="noindent" > </td><td style="white-space:normal; text-align:left;" id="TBL-16-4-2" class="td11"><!--l. 887--><p class="noindent" ><span class="cmr-12">The id of the file where the preconditioner description will be</span> <span class="cmr-12">printed; the default is the standard output.</span> </td> </tr><tr style="vertical-align:baseline;" id="TBL-16-5-"><td style="white-space:normal; text-align:left;" id="TBL-16-5-1" class="td11"><!--l. 889--><p class="noindent" ><span class="lstinline"></span><span class="cmtt-12">root</span> </td><td style="white-space:normal; text-align:left;" id="TBL-16-5-2" class="td11"><!--l. 889--><p class="noindent" ><span class="lstinline"></span><span class="cmtt-12">integer</span><span class="cmtt-12">,</span><span class="cmtt-12"> </span><span class="cmtt-12">intent</span><span class="cmtt-12">(</span><span class="cmtt-12">in</span><span class="cmtt-12">),</span><span class="cmtt-12"> </span><span class="cmtt-12">optional</span><span class="cmr-12">.</span> </td> </tr><tr style="vertical-align:baseline;" id="TBL-16-6-"><td style="white-space:normal; text-align:left;" id="TBL-16-6-1" class="td11"><!--l. 890--><p class="noindent" > </td><td style="white-space:normal; text-align:left;" id="TBL-16-6-2" class="td11"><!--l. 890--><p class="noindent" ><span class="cmr-12">The id of the process where the preconditioner description</span> <span class="cmr-12">will be printed; the default is </span><span class="lstinline"></span><span class="cmtt-12">psb_root_</span><span class="cmr-12">.</span> </td> </tr><tr style="vertical-align:baseline;" id="TBL-16-7-"><td style="white-space:normal; text-align:left;" id="TBL-16-7-1" class="td11"><!--l. 892--><p class="noindent" ><span class="lstinline"></span><span class="cmtt-12">verbosity</span> </td><td style="white-space:normal; text-align:left;" id="TBL-16-7-2" class="td11"><!--l. 892--><p class="noindent" ><span class="lstinline"></span><span class="cmtt-12">integer</span><span class="cmtt-12">,</span><span class="cmtt-12"> </span><span class="cmtt-12">intent</span><span class="cmtt-12">(</span><span class="cmtt-12">in</span><span class="cmtt-12">),</span><span class="cmtt-12"> </span><span class="cmtt-12">optional</span><span class="cmr-12">.</span> </td> </tr><tr style="vertical-align:baseline;" id="TBL-16-8-"><td style="white-space:normal; text-align:left;" id="TBL-16-8-1" class="td11"><!--l. 893--><p class="noindent" > </td><td style="white-space:normal; text-align:left;" id="TBL-16-8-2" class="td11"><!--l. 893--><p class="noindent" ><span class="cmr-12">The verbosity level of the description. Default value is 0. For</span> <span class="cmr-12">values higher than 0, it prints out further information, e.g., for</span> <span class="cmr-12">a distributed multilevel preconditioner the size of the coarse</span> <span class="cmr-12">matrices on every process.</span> </td> </tr><tr style="vertical-align:baseline;" id="TBL-16-9-"><td style="white-space:normal; text-align:left;" id="TBL-16-9-1" class="td11"> </td> </tr></table></div> <!--l. 900--><div class="crosslinks"><p class="noindent"><span class="cmr-12">[</span><a href="userhtmlsu16.html" ><span class="cmr-12">next</span></a><span class="cmr-12">] [</span><a href="userhtmlsu14.html" ><span class="cmr-12">prev</span></a><span class="cmr-12">] [</span><a href="userhtmlsu14.html#tailuserhtmlsu14.html" ><span class="cmr-12">prev-tail</span></a><span class="cmr-12">] [</span><a href="userhtmlsu15.html" ><span class="cmr-12">front</span></a><span class="cmr-12">] [</span><a href="userhtmlse5.html#userhtmlsu15.html" ><span class="cmr-12">up</span></a><span class="cmr-12">] </span></p></div> <!--l. 900--><p class="indent" > <a id="tailuserhtmlsu15.html"></a> </body></html>