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<html xmlns="http://www.w3.org/1999/xhtml" xmlns:dsi="http://www.w3.org/1999/xlink" xmlns:m="http://www.w3.org/1998/Math/MathML" xml:space="preserve"><head><meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"/><title>F12 Chapter Contents : NAG Library Manual, Mark 22</title><link rel="stylesheet" href="../styles/libdoc.css" type="text/css"/></head><body><hr/><div><a class="chap" href="../../pdf/F12/f12conts.pdf">F12 Chapter Contents (PDF version)</a></div><div><a class="chapint" href="f12intro.xml">F12 Chapter Introduction</a></div>
<div><a class="htmltoc" href="../FRONTMATTER/manconts.xml">NAG Library Manual</a></div><hr/><h1 class="libdoc">NAG Library Chapter Contents<br/><br/>F12 &#8211; Large Scale Eigenproblems</h1>
<h3 class="standard"><a class="chapint" href="../F12/f12intro.xml">F12 Chapter Introduction</a></h3>
<div class="left-tablediv"><table class="contents"><tbody>
<tr>
<td class="contents" valign="top" align="left"><b>Routine<br/>Name</b></td>
<td class="contents" valign="top" align="center"><b>Mark of<br/>Introduction</b></td>
<td class="contents" valign="top" align="left"><br/><b>Purpose</b></td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12aaf.xml">F12AAF</a>
<br/><a class="tocexample" href="../../examples/source/f12aafe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12aafe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Initialization routine for (<a class="rout" href="../F12/f12abf.xml">F12ABF</a>) computing selected eigenvalues and, optionally, eigenvectors of a real nonsymmetric sparse (standard or generalized) eigenproblem</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12abf.xml">F12ABF</a>
<br/><a class="tocexample" href="../../examples/source/f12abfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12abfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Implements a reverse communication interface for the Implicitly Restarted Arnoldi iteration for computing selected eigenvalues and, optionally, eigenvectors of a real nonsymmetric sparse (standard or generalized) eigenproblem</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12acf.xml">F12ACF</a>
<br/><a class="tocexample" href="../../examples/source/f12acfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12acfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Returns the converged approximations (as determined by <a class="rout" href="../F12/f12abf.xml">F12ABF</a>) to eigenvalues of a real nonsymmetric sparse (standard or generalized) eigenproblem and, optionally, the corresponding approximate eigenvectors and/or an orthonormal basis for the associated approximate invariant subspace</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12adf.xml">F12ADF</a>
<br/><a class="tocexample" href="../../examples/source/f12adfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12adfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Set a single option from a string (<a class="rout" href="../F12/f12abf.xml">F12ABF</a>/<a class="rout" href="../F12/f12acf.xml">F12ACF</a>/<a class="rout" href="../F12/f12agf.xml">F12AGF</a>)</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12aef.xml">F12AEF</a>
<br/><a class="tocexample" href="../../examples/source/f12aefe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12aefe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Provides monitoring information for <a class="rout" href="../F12/f12abf.xml">F12ABF</a></td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12aff.xml">F12AFF</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Initialization routine for (<a class="rout" href="../F12/f12agf.xml">F12AGF</a>) computing selected eigenvalues and, optionally, eigenvectors of a real nonsymmetric banded (standard or generalized) eigenproblem</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12agf.xml">F12AGF</a>
<br/><a class="tocexample" href="../../examples/source/f12agfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12agfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Computes approximations to selected eigenvalues of a real nonsymmetric banded (standard or generalized) eigenproblem and, optionally, the corresponding approximate eigenvectors and/or an orthonormal basis for the associated approximate invariant subspace</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12anf.xml">F12ANF</a>
<br/><a class="tocexample" href="../../examples/source/f12anfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12anfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Initialization routine for (<a class="rout" href="../F12/f12apf.xml">F12APF</a>) computing selected eigenvalues and, optionally, eigenvectors of a complex sparse (standard or generalized) eigenproblem</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12apf.xml">F12APF</a>
<br/><a class="tocexample" href="../../examples/source/f12apfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12apfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Implements a reverse communication interface for the Implicitly Restarted Arnoldi iteration for computing selected eigenvalues and, optionally, eigenvectors of a complex sparse (standard or generalized) eigenproblem</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12aqf.xml">F12AQF</a>
<br/><a class="tocexample" href="../../examples/source/f12aqfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12aqfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Returns the converged approximations (as determined by <a class="rout" href="../F12/f12apf.xml">F12APF</a>) to eigenvalues of a complex sparse (standard or generalized) eigenproblem and, optionally, the corresponding approximate eigenvectors and/or an orthonormal basis for the associated approximate invariant subspace</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12arf.xml">F12ARF</a>
<br/><a class="tocexample" href="../../examples/source/f12arfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12arfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Set a single option from a string (<a class="rout" href="../F12/f12apf.xml">F12APF</a>/<a class="rout" href="../F12/f12aqf.xml">F12AQF</a>)</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12asf.xml">F12ASF</a>
<br/><a class="tocexample" href="../../examples/source/f12asfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12asfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Provides monitoring information for <a class="rout" href="../F12/f12apf.xml">F12APF</a></td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12faf.xml">F12FAF</a>
<br/><a class="tocexample" href="../../examples/source/f12fafe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12fafe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Initialization routine for (<a class="rout" href="../F12/f12fbf.xml">F12FBF</a>) computing selected eigenvalues and, optionally, eigenvectors of a real symmetric sparse (standard or generalized) eigenproblem</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12fbf.xml">F12FBF</a>
<br/><a class="tocexample" href="../../examples/source/f12fbfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12fbfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Implements a reverse communication interface for the Implicitly Restarted Arnoldi iteration for computing selected eigenvalues and, optionally, eigenvectors of a real symmetric sparse (standard or generalized) eigenproblem</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12fcf.xml">F12FCF</a>
<br/><a class="tocexample" href="../../examples/source/f12fcfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12fcfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Returns the converged approximations (as determined by <a class="rout" href="../F12/f12fbf.xml">F12FBF</a>) to eigenvalues of a real symmetric sparse (standard or generalized) eigenproblem and, optionally, the corresponding approximate eigenvectors and/or an orthonormal basis for the associated approximate invariant subspace</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12fdf.xml">F12FDF</a>
<br/><a class="tocexample" href="../../examples/source/f12fdfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12fdfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Set a single option from a string (<a class="rout" href="../F12/f12fbf.xml">F12FBF</a>/<a class="rout" href="../F12/f12fcf.xml">F12FCF</a>/<a class="rout" href="../F12/f12fgf.xml">F12FGF</a>)</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12fef.xml">F12FEF</a>
<br/><a class="tocexample" href="../../examples/source/f12fefe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12fefe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Provides monitoring information for <a class="rout" href="../F12/f12fbf.xml">F12FBF</a></td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12fff.xml">F12FFF</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Initialization routine for (<a class="rout" href="../F12/f12fgf.xml">F12FGF</a>) computing selected eigenvalues and, optionally, eigenvectors of a real symmetric banded (standard or generalized) eigenproblem</td>
</tr>
<tr>
<td class="contentsdoc" valign="top"><a class="rout" href="../F12/f12fgf.xml">F12FGF</a>
<br/><a class="tocexample" href="../../examples/source/f12fgfe.f">Example&#160;Text</a><br/>
<a class="tocexample" href="../../examples/data/f12fgfe.d">Example&#160;Data</a></td>
<td class="contentsdoc" valign="top" align="center">21</td>
<td class="contentsdoc" valign="top">Computes approximations to selected eigenvalues of a real symmetric banded (standard or generalized) eigenproblem and, optionally, the corresponding approximate eigenvectors and/or an orthonormal basis for the associated approximate invariant subspace</td>
</tr>
</tbody>
</table></div><hr/><div><a class="chap" href="../../pdf/F12/f12conts.pdf">F12 Chapter Contents (PDF version)</a></div><div><a class="chapint" href="f12intro.xml">F12 Chapter Introduction</a></div>
<div><a class="htmltoc" href="../FRONTMATTER/manconts.xml">NAG Library Manual</a></div>
<div><hr/><a class="genint" href="../FRONTMATTER/copyright.xml">&#169; The Numerical Algorithms Group Ltd, Oxford, UK. 2009</a></div></body></html>
