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New description of min_coarse_size_per_process

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Salvatore Filippone
2021-03-10 13:19:00 +01:00
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@@ -3,14 +3,14 @@
<html >
<head><title>Method build</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<meta name="generator" content="TeX4ht (http://www.tug.org/tex4ht/)">
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<meta name="generator" content="TeX4ht (https://tug.org/tex4ht/)">
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<!-- html,3 -->
<meta name="src" content="userhtml.tex">
<link rel="stylesheet" type="text/css" href="userhtml.css">
</head><body
>
<!--l. 624--><div class="crosslinks"><p class="noindent"><span
<!--l. 634--><div class="crosslinks"><p class="noindent"><span
class="cmr-12">[</span><a
href="userhtmlsu15.html" ><span
class="cmr-12">next</span></a><span
@@ -33,12 +33,12 @@ class="cmr-12">6.5 </span></span> <a
class="cmr-12">Method build</span></h4>
<div class="center"
>
<!--l. 626--><p class="noindent" >
<!--l. 627--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
<!--l. 636--><p class="noindent" >
<!--l. 637--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">call</span><span
class="cmtt-12">&#x00A0;p%build(a,desc_a,info[,amold,vmold,imold])</span></span></span><br />
</div>
<!--l. 630--><p class="noindent" ><span
<!--l. 640--><p class="noindent" ><span
class="cmr-12">This method builds the preconditioner </span><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">p</span></span></span> <span
class="cmr-12">according to the requirements made by the</span>
@@ -67,26 +67,26 @@ class="cmtt-12">smoothers_build</span></span></span><span
class="cmr-12">, whose nomenclature would however be somewhat unnatural when</span>
<span
class="cmr-12">dealing with simple one-level preconditioners.</span>
<!--l. 640--><p class="noindent" ><span
<!--l. 650--><p class="noindent" ><span
class="cmbx-12">Arguments</span>
<div class="tabular"> <table id="TBL-13" class="tabular"
cellspacing="0" cellpadding="0"
><colgroup id="TBL-13-1g"><col
id="TBL-13-1"><col
id="TBL-13-2"></colgroup><tr
style="vertical-align:baseline;" id="TBL-13-1-"><td style="white-space:wrap; text-align:left;" id="TBL-13-1-1"
class="td11"><!--l. 643--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">a</span></span></span> </td><td style="white-space:wrap; text-align:left;" id="TBL-13-1-2"
class="td11"><!--l. 643--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
style="vertical-align:baseline;" id="TBL-13-1-"><td style="white-space:normal; text-align:left;" id="TBL-13-1-1"
class="td11"><!--l. 653--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">a</span></span></span> </td><td style="white-space:normal; text-align:left;" id="TBL-13-1-2"
class="td11"><!--l. 653--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">type(psb_</span></span></span><span
class="cmti-12">x</span><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">spmat_type),</span><span
class="cmtt-12">&#x00A0;intent(in)</span></span></span><span
class="cmr-12">.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-2-"><td style="white-space:wrap; text-align:left;" id="TBL-13-2-1"
class="td11"><!--l. 644--><p class="noindent" > </td><td style="white-space:wrap; text-align:left;" id="TBL-13-2-2"
class="td11"><!--l. 644--><p class="noindent" ><span
style="vertical-align:baseline;" id="TBL-13-2-"><td style="white-space:normal; text-align:left;" id="TBL-13-2-1"
class="td11"><!--l. 654--><p class="noindent" > </td><td style="white-space:normal; text-align:left;" id="TBL-13-2-2"
class="td11"><!--l. 654--><p class="noindent" ><span
class="cmr-12">The sparse matrix structure containing the local part of the matrix</span>
<span
class="cmr-12">to be preconditioned. Note that </span><span
@@ -102,17 +102,17 @@ class="cmr-12">15</span></a><span
class="cmr-12">]</span></span><span
class="cmr-12">.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-3-"><td style="white-space:wrap; text-align:left;" id="TBL-13-3-1"
class="td11"><!--l. 648--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">desc_a</span></span></span></td><td style="white-space:wrap; text-align:left;" id="TBL-13-3-2"
class="td11"><!--l. 648--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
style="vertical-align:baseline;" id="TBL-13-3-"><td style="white-space:normal; text-align:left;" id="TBL-13-3-1"
class="td11"><!--l. 658--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">desc_a</span></span></span></td><td style="white-space:normal; text-align:left;" id="TBL-13-3-2"
class="td11"><!--l. 658--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">type(psb_desc_type),</span><span
class="cmtt-12">&#x00A0;intent(in)</span></span></span><span
class="cmr-12">.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-4-"><td style="white-space:wrap; text-align:left;" id="TBL-13-4-1"
class="td11"><!--l. 649--><p class="noindent" > </td><td style="white-space:wrap; text-align:left;" id="TBL-13-4-2"
class="td11"><!--l. 649--><p class="noindent" ><span
style="vertical-align:baseline;" id="TBL-13-4-"><td style="white-space:normal; text-align:left;" id="TBL-13-4-1"
class="td11"><!--l. 659--><p class="noindent" > </td><td style="white-space:normal; text-align:left;" id="TBL-13-4-2"
class="td11"><!--l. 659--><p class="noindent" ><span
class="cmr-12">The communication descriptor of </span><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">a</span></span></span><span
class="cmr-12">. See the PSBLAS User&#8217;s Guide</span>
@@ -124,27 +124,27 @@ class="cmr-12">15</span></a><span
class="cmr-12">]</span></span><span
class="cmr-12">.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-5-"><td style="white-space:wrap; text-align:left;" id="TBL-13-5-1"
class="td11"><!--l. 651--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">info</span></span></span> </td><td style="white-space:wrap; text-align:left;" id="TBL-13-5-2"
class="td11"><!--l. 651--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
style="vertical-align:baseline;" id="TBL-13-5-"><td style="white-space:normal; text-align:left;" id="TBL-13-5-1"
class="td11"><!--l. 661--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">info</span></span></span> </td><td style="white-space:normal; text-align:left;" id="TBL-13-5-2"
class="td11"><!--l. 661--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">integer,</span><span
class="cmtt-12">&#x00A0;intent(out)</span></span></span><span
class="cmr-12">.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-6-"><td style="white-space:wrap; text-align:left;" id="TBL-13-6-1"
class="td11"><!--l. 652--><p class="noindent" > </td><td style="white-space:wrap; text-align:left;" id="TBL-13-6-2"
class="td11"><!--l. 652--><p class="noindent" ><span
style="vertical-align:baseline;" id="TBL-13-6-"><td style="white-space:normal; text-align:left;" id="TBL-13-6-1"
class="td11"><!--l. 662--><p class="noindent" > </td><td style="white-space:normal; text-align:left;" id="TBL-13-6-2"
class="td11"><!--l. 662--><p class="noindent" ><span
class="cmr-12">Error code. If no error, 0 is returned. See Section</span><span
class="cmr-12">&#x00A0;</span><a
href="userhtmlse8.html#x30-340008"><span
class="cmr-12">8</span><!--tex4ht:ref: sec:errors --></a> <span
class="cmr-12">for details.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-7-"><td style="white-space:wrap; text-align:left;" id="TBL-13-7-1"
class="td11"><!--l. 653--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">amold</span></span></span> </td><td style="white-space:wrap; text-align:left;" id="TBL-13-7-2"
class="td11"><!--l. 653--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
style="vertical-align:baseline;" id="TBL-13-7-"><td style="white-space:normal; text-align:left;" id="TBL-13-7-1"
class="td11"><!--l. 663--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">amold</span></span></span> </td><td style="white-space:normal; text-align:left;" id="TBL-13-7-2"
class="td11"><!--l. 663--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">class(psb_</span></span></span><span
class="cmti-12">x</span><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">_base_sparse_mat),</span><span
@@ -152,9 +152,9 @@ class="cmtt-12">&#x00A0;intent(in),</span><span
class="cmtt-12">&#x00A0;optional</span></span></span><span
class="cmr-12">.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-8-"><td style="white-space:wrap; text-align:left;" id="TBL-13-8-1"
class="td11"><!--l. 654--><p class="noindent" > </td><td style="white-space:wrap; text-align:left;" id="TBL-13-8-2"
class="td11"><!--l. 654--><p class="noindent" ><span
style="vertical-align:baseline;" id="TBL-13-8-"><td style="white-space:normal; text-align:left;" id="TBL-13-8-1"
class="td11"><!--l. 664--><p class="noindent" > </td><td style="white-space:normal; text-align:left;" id="TBL-13-8-2"
class="td11"><!--l. 664--><p class="noindent" ><span
class="cmr-12">The desired dynamic type for internal matrix components; this</span>
<span
class="cmr-12">allows e.g. running on GPUs; it needs not be the same on all</span>
@@ -166,10 +166,10 @@ class="cmr-12">15</span></a><span
class="cmr-12">]</span></span><span
class="cmr-12">.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-9-"><td style="white-space:wrap; text-align:left;" id="TBL-13-9-1"
class="td11"><!--l. 658--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">vmold</span></span></span> </td><td style="white-space:wrap; text-align:left;" id="TBL-13-9-2"
class="td11"><!--l. 658--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
style="vertical-align:baseline;" id="TBL-13-9-"><td style="white-space:normal; text-align:left;" id="TBL-13-9-1"
class="td11"><!--l. 668--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">vmold</span></span></span> </td><td style="white-space:normal; text-align:left;" id="TBL-13-9-2"
class="td11"><!--l. 668--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">class(psb_</span></span></span><span
class="cmti-12">x</span><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">_base_vect_type),</span><span
@@ -177,32 +177,32 @@ class="cmtt-12">&#x00A0;intent(in),</span><span
class="cmtt-12">&#x00A0;optional</span></span></span><span
class="cmr-12">.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-10-"><td style="white-space:wrap; text-align:left;" id="TBL-13-10-1"
class="td11"><!--l. 659--><p class="noindent" > </td><td style="white-space:wrap; text-align:left;" id="TBL-13-10-2"
class="td11"><!--l. 659--><p class="noindent" ><span
style="vertical-align:baseline;" id="TBL-13-10-"><td style="white-space:normal; text-align:left;" id="TBL-13-10-1"
class="td11"><!--l. 669--><p class="noindent" > </td><td style="white-space:normal; text-align:left;" id="TBL-13-10-2"
class="td11"><!--l. 669--><p class="noindent" ><span
class="cmr-12">The desired dynamic type for internal vector components; this</span>
<span
class="cmr-12">allows e.g. running on GPUs.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-11-"><td style="white-space:wrap; text-align:left;" id="TBL-13-11-1"
class="td11"><!--l. 661--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">imold</span></span></span> </td><td style="white-space:wrap; text-align:left;" id="TBL-13-11-2"
class="td11"><!--l. 661--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
style="vertical-align:baseline;" id="TBL-13-11-"><td style="white-space:normal; text-align:left;" id="TBL-13-11-1"
class="td11"><!--l. 671--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">imold</span></span></span> </td><td style="white-space:normal; text-align:left;" id="TBL-13-11-2"
class="td11"><!--l. 671--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="cmtt-12">class(psb_i_base_vect_type),</span><span
class="cmtt-12">&#x00A0;intent(in),</span><span
class="cmtt-12">&#x00A0;optional</span></span></span><span
class="cmr-12">.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-12-"><td style="white-space:wrap; text-align:left;" id="TBL-13-12-1"
class="td11"><!--l. 662--><p class="noindent" > </td><td style="white-space:wrap; text-align:left;" id="TBL-13-12-2"
class="td11"><!--l. 662--><p class="noindent" ><span
style="vertical-align:baseline;" id="TBL-13-12-"><td style="white-space:normal; text-align:left;" id="TBL-13-12-1"
class="td11"><!--l. 672--><p class="noindent" > </td><td style="white-space:normal; text-align:left;" id="TBL-13-12-2"
class="td11"><!--l. 672--><p class="noindent" ><span
class="cmr-12">The desired dynamic type for internal integer vector components;</span>
<span
class="cmr-12">this allows e.g. running on GPUs.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-13-13-"><td style="white-space:wrap; text-align:left;" id="TBL-13-13-1"
style="vertical-align:baseline;" id="TBL-13-13-"><td style="white-space:normal; text-align:left;" id="TBL-13-13-1"
class="td11"> </td> </tr></table></div>
<!--l. 667--><p class="noindent" ><span
<!--l. 677--><p class="noindent" ><span
class="cmr-12">The method can be used to build multilevel preconditioners too.</span>
@@ -210,7 +210,7 @@ class="cmr-12">The method can be used to build multilevel preconditioners too.</
<!--l. 672--><div class="crosslinks"><p class="noindent"><span
<!--l. 682--><div class="crosslinks"><p class="noindent"><span
class="cmr-12">[</span><a
href="userhtmlsu15.html" ><span
class="cmr-12">next</span></a><span
@@ -227,6 +227,6 @@ class="cmr-12">] [</span><a
href="userhtmlse6.html#userhtmlsu14.html" ><span
class="cmr-12">up</span></a><span
class="cmr-12">] </span></p></div>
<!--l. 672--><p class="indent" > <a
<!--l. 682--><p class="indent" > <a
id="tailuserhtmlsu14.html"></a>
</body></html>