<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html > <head><title>Example and test programs</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <meta name="generator" content="TeX4ht (http://www.tug.org/tex4ht/)"> <meta name="originator" content="TeX4ht (http://www.tug.org/tex4ht/)"> <!-- html,3 --> <meta name="src" content="userhtml.tex"> <link rel="stylesheet" type="text/css" href="userhtml.css"> </head><body > <!--l. 187--><div class="crosslinks"><p class="noindent"><span class="cmr-12">[</span><a href="userhtmlsu4.html" ><span class="cmr-12">prev</span></a><span class="cmr-12">] [</span><a href="userhtmlsu4.html#tailuserhtmlsu4.html" ><span class="cmr-12">prev-tail</span></a><span class="cmr-12">] [</span><a href="#tailuserhtmlsu5.html"><span class="cmr-12">tail</span></a><span class="cmr-12">] [</span><a href="userhtmlse3.html#userhtmlsu5.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">3.5 </span></span> <a id="x13-120003.5"></a><span class="cmr-12">Example and test programs</span></h4> <!--l. 188--><p class="noindent" ><span class="cmr-12">The package contains the </span><span class="obeylines-h"><span class="verb"><span class="cmtt-12">examples</span></span></span> <span class="cmr-12">and </span><span class="obeylines-h"><span class="verb"><span class="cmtt-12">tests</span></span></span> <span class="cmr-12">directories; both of them are</span> <span class="cmr-12">further divided into </span><span class="obeylines-h"><span class="verb"><span class="cmtt-12">fileread</span></span></span> <span class="cmr-12">and </span><span class="obeylines-h"><span class="verb"><span class="cmtt-12">pdegen</span></span></span> <span class="cmr-12">subdirectories. Their purpose is as</span> <span class="cmr-12">follows:</span> <dl class="description"><dt class="description"> <span class="cmtt-12">examples</span> </dt><dd class="description"><span class="cmr-12">contains a set of simple example programs with a predefined choice</span> <span class="cmr-12">of preconditioners, selectable via integer values. These are intended to get</span> <span class="cmr-12">acquainted with the multilevel preconditioners available in AMG4PSBLAS.</span> </dd><dt class="description"> <span class="cmtt-12">tests</span> </dt><dd class="description"><span class="cmr-12">contains a set of more sophisticated examples that will allow the user, via</span> <span class="cmr-12">the input files in the </span><span class="obeylines-h"><span class="verb"><span class="cmtt-12">runs</span></span></span> <span class="cmr-12">subdirectories, to experiment with the full range</span> <span class="cmr-12">of preconditioners implemented in the package.</span></dd></dl> <!--l. 201--><p class="noindent" ><span class="cmr-12">The </span><span class="obeylines-h"><span class="verb"><span class="cmtt-12">fileread</span></span></span> <span class="cmr-12">directories contain sample programs that read sparse matrices from files,</span> <span class="cmr-12">according to the Matrix Market or the Harwell-Boeing storage format; the </span><span class="obeylines-h"><span class="verb"><span class="cmtt-12">pdegen</span></span></span> <span class="cmr-12">programs generate matrices in full parallel mode from the discretization of a sample</span> <span class="cmr-12">partial differential equation.</span> <!--l. 1--><div class="crosslinks"><p class="noindent"><span class="cmr-12">[</span><a href="userhtmlsu4.html" ><span class="cmr-12">prev</span></a><span class="cmr-12">] [</span><a href="userhtmlsu4.html#tailuserhtmlsu4.html" ><span class="cmr-12">prev-tail</span></a><span class="cmr-12">] [</span><a href="userhtmlsu5.html" ><span class="cmr-12">front</span></a><span class="cmr-12">] [</span><a href="userhtmlse3.html#userhtmlsu5.html" ><span class="cmr-12">up</span></a><span class="cmr-12">] </span></p></div> <!--l. 1--><p class="indent" > <a id="tailuserhtmlsu5.html"></a> </body></html>