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Viewing changes to modules/sparse/help/en_US/decomposition/lusolve.xml

  • Committer: Package Import Robot
  • Author(s): Sylvestre Ledru
  • Date: 2012-08-30 14:42:38 UTC
  • mfrom: (1.4.7)
  • Revision ID: package-import@ubuntu.com-20120830144238-c1y2og7dbm7m9nig
Tags: 5.4.0-beta-3-1~exp1
* New upstream release
* Update the scirenderer dep
* Get ride of libjhdf5-java dependency

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modules/sparse/help/en_US/decomposition/lusolve.xml
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<refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" version="5.0-subset Scilab" xml:lang="en" xml:id="lusolve">
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  <refnamediv>
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    <refname>lusolve</refname>
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    <refpurpose> sparse linear system solver</refpurpose>
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  </refnamediv>
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  <refsynopsisdiv>
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    <title>Calling Sequence</title>
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    <synopsis>lusolve(hand,b)
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      lusolve(A,b)
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    </synopsis>
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  </refsynopsisdiv>
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  <refsection>
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    <title>Arguments</title>
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    <variablelist>
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      <varlistentry>
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        <term>b</term>
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        <listitem>
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          <para>full real matrix</para>
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        </listitem>
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      </varlistentry>
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      <varlistentry>
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        <term>A</term>
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        <listitem>
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          <para>real square sparse invertible matrix</para>
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        </listitem>
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      </varlistentry>
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      <varlistentry>
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        <term>hand</term>
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        <listitem>
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          <para>handle to a previously computed sparse lu factors (output of lufact)</para>
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        </listitem>
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      </varlistentry>
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    </variablelist>
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  </refsection>
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  <refsection>
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    <title>Description</title>
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    <para>
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      <literal>x=lusolve(hand,b)</literal> solves the sparse linear system
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      <literal>A*x = b</literal>.
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    </para>
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    <para>
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      <literal>[hand,rk]=lufact(A)</literal> is the output of lufact.
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    </para>
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    <para>
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      <literal>x=lusolve(A,b)</literal> solves the sparse linear system  
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      <literal>A*x = b</literal>
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    </para>
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  </refsection>
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  <refsection>
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    <title>Examples</title>
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    <programlisting role="example"><![CDATA[ 
 
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    <refnamediv>
 
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        <refname>lusolve</refname>
 
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        <refpurpose> sparse linear system solver</refpurpose>
 
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    </refnamediv>
 
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    <refsynopsisdiv>
 
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        <title>Calling Sequence</title>
 
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        <synopsis>lusolve(hand,b)
 
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            lusolve(A,b)
 
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        </synopsis>
 
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    </refsynopsisdiv>
 
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    <refsection>
 
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        <title>Arguments</title>
 
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        <variablelist>
 
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            <varlistentry>
 
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                <term>b</term>
 
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                <listitem>
 
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                    <para>full real matrix</para>
 
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                </listitem>
 
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            </varlistentry>
 
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            <varlistentry>
 
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                <term>A</term>
 
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                <listitem>
 
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                    <para>real square sparse invertible matrix</para>
 
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                </listitem>
 
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            </varlistentry>
 
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            <varlistentry>
 
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                <term>hand</term>
 
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                <listitem>
 
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                    <para>handle to a previously computed sparse lu factors (output of lufact)</para>
 
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                </listitem>
 
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            </varlistentry>
 
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        </variablelist>
 
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    </refsection>
 
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    <refsection>
 
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        <title>Description</title>
 
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        <para>
 
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            <literal>x=lusolve(hand,b)</literal> solves the sparse linear system
 
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            <literal>A*x = b</literal>.
 
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        </para>
 
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        <para>
 
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            <literal>[hand,rk]=lufact(A)</literal> is the output of lufact.
 
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        </para>
 
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        <para>
 
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            <literal>x=lusolve(A,b)</literal> solves the sparse linear system  
 
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            <literal>A*x = b</literal>
 
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        </para>
 
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    </refsection>
 
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    <refsection>
 
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        <title>Examples</title>
 
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        <programlisting role="example"><![CDATA[ 
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non_zeros=[1,2,3,4];rows_cols=[1,1;2,2;3,3;4,4];
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sp=sparse(rows_cols,non_zeros);
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[h,rk]=lufact(sp);x=lusolve(h,[1;1;1;1]);ludel(h)
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x=lusolve(sp,-ones(4,1));
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sp*x
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 ]]></programlisting>
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  </refsection>
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  <refsection role="see also">
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    <title>See Also</title>
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    <simplelist type="inline">
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      <member>
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        <link linkend="sparse">sparse</link>
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      </member>
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      <member>
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        <link linkend="lufact">lufact</link>
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      </member>
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      <member>
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        <link linkend="slash">slash</link>
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      </member>
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      <member>
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        <link linkend="backslash">backslash</link>
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      </member>
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    </simplelist>
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  </refsection>
 
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    </refsection>
 
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    <refsection role="see also">
 
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        <title>See Also</title>
 
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        <simplelist type="inline">
 
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            <member>
 
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                <link linkend="sparse">sparse</link>
 
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            </member>
 
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            <member>
 
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                <link linkend="lufact">lufact</link>
 
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            </member>
 
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            <member>
 
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                <link linkend="slash">slash</link>
 
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            </member>
 
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            <member>
 
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                <link linkend="backslash">backslash</link>
 
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            </member>
 
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        </simplelist>
 
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    </refsection>
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</refentry>