<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html><head><meta name="robots" content="noindex"> <meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> <title>sc::PW91XFunctional class Reference</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> </head><body bgcolor="#ffffff"> <!-- Generated by Doxygen 1.2.5 on Mon Oct 14 14:17:29 2002 --> <center> <a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="functions.html">Compound Members</a> <a class="qindex" href="pages.html">Related Pages</a> </center> <hr><h1>sc::PW91XFunctional Class Reference</h1>The Perdew-Wang 1991 exchange functional computes energies and densities using the designated local correlation functional. <a href="#_details">More...</a> <p> <code>#include <<a class="el" href="functional_h-source.html">functional.h</a>></code> <p> Inheritance diagram for sc::PW91XFunctional<p><center><img src="class_sc__PW91XFunctional_inherit_graph.gif" border="0" usemap="#sc::PW91XFunctional_inherit_map" alt="Inheritance graph"></center> <map name="sc::PW91XFunctional_inherit_map"> <area href="class_sc__DenFunctional.html" shape="rect" coords="25,280,134,299"> <area href="class_sc__SavableState.html" shape="rect" coords="29,213,130,232"> <area href="class_sc__DescribedClass.html" shape="rect" coords="22,147,137,165"> <area href="class_sc__RefCount.html" shape="rect" coords="38,80,121,99"> <area href="class_sc__Identity.html" shape="rect" coords="43,13,115,32"> </map> <center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center>Collaboration diagram for sc::PW91XFunctional:<p><center><img src="class_sc__PW91XFunctional_coll_graph.gif" border="0" usemap="#sc::PW91XFunctional_coll_map" alt="Collaboration graph"></center> <map name="sc::PW91XFunctional_coll_map"> <area href="class_sc__DenFunctional.html" shape="rect" coords="25,280,134,299"> <area href="class_sc__SavableState.html" shape="rect" coords="29,213,130,232"> <area href="class_sc__DescribedClass.html" shape="rect" coords="22,147,137,165"> <area href="class_sc__RefCount.html" shape="rect" coords="38,80,121,99"> <area href="class_sc__Identity.html" shape="rect" coords="43,13,115,32"> </map> <center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center><a href="class_sc__PW91XFunctional-members.html">List of all members.</a><table border=0 cellpadding=0 cellspacing=0> <tr><td colspan=2><br><h2>Public Methods</h2></td></tr> <tr><td nowrap align=right valign=top><a name="a0" doxytag="sc::PW91XFunctional::PW91XFunctional"></a> </td><td valign=bottom><b>PW91XFunctional</b> ()</td></tr> <tr><td nowrap align=right valign=top><a name="a1" doxytag="sc::PW91XFunctional::PW91XFunctional"></a> </td><td valign=bottom><b>PW91XFunctional</b> (const <a class="el" href="class_sc__Ref.html">Ref</a>< <a class="el" href="class_sc__KeyVal.html">KeyVal</a> > &)</td></tr> <tr><td nowrap align=right valign=top><a name="a2" doxytag="sc::PW91XFunctional::PW91XFunctional"></a> </td><td valign=bottom><b>PW91XFunctional</b> (<a class="el" href="class_sc__StateIn.html">StateIn</a> &)</td></tr> <tr><td nowrap align=right valign=top><a name="a3" doxytag="sc::PW91XFunctional::~PW91XFunctional"></a> </td><td valign=bottom><b>~PW91XFunctional</b> ()</td></tr> <tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="class_sc__PW91XFunctional.html#a4">save_data_state</a> (<a class="el" href="class_sc__StateOut.html">StateOut</a> &)</td></tr> <tr><td> </td><td><font size=-1><em>Save the base classes (with save_data_state) and the members in the same order that the <a class="el" href="class_sc__StateIn.html">StateIn</a> CTOR initializes them.</em> <a href="#a4">More...</a><em></em></font><br><br></td></tr> <tr><td nowrap align=right valign=top><a name="a5" doxytag="sc::PW91XFunctional::need_density_gradient"></a> int </td><td valign=bottom><b>need_density_gradient</b> ()</td></tr> <tr><td nowrap align=right valign=top><a name="a6" doxytag="sc::PW91XFunctional::point"></a> void </td><td valign=bottom><b>point</b> (const <a class="el" href="struct_sc__PointInputData.html">PointInputData</a> &, <a class="el" href="struct_sc__PointOutputData.html">PointOutputData</a> &)</td></tr> <tr><td colspan=2><br><h2>Protected Methods</h2></td></tr> <tr><td nowrap align=right valign=top><a name="b0" doxytag="sc::PW91XFunctional::spin_contrib"></a> void </td><td valign=bottom><b>spin_contrib</b> (const PointInputData::SpinData &, double &mpw, double &dmpw_dr, double &dmpw_dg)</td></tr> <tr><td nowrap align=right valign=top><a name="b1" doxytag="sc::PW91XFunctional::init_constants"></a> void </td><td valign=bottom><b>init_constants</b> ()</td></tr> <tr><td colspan=2><br><h2>Protected Attributes</h2></td></tr> <tr><td nowrap align=right valign=top><a name="n0" doxytag="sc::PW91XFunctional::a"></a> double </td><td valign=bottom><b>a</b></td></tr> <tr><td nowrap align=right valign=top><a name="n1" doxytag="sc::PW91XFunctional::b"></a> double </td><td valign=bottom><b>b</b></td></tr> <tr><td nowrap align=right valign=top><a name="n2" doxytag="sc::PW91XFunctional::c"></a> double </td><td valign=bottom><b>c</b></td></tr> <tr><td nowrap align=right valign=top><a name="n3" doxytag="sc::PW91XFunctional::d"></a> double </td><td valign=bottom><b>d</b></td></tr> <tr><td nowrap align=right valign=top><a name="n4" doxytag="sc::PW91XFunctional::a_x"></a> double </td><td valign=bottom><b>a_x</b></td></tr> </table> <hr><a name="_details"></a><h2>Detailed Description</h2> The Perdew-Wang 1991 exchange functional computes energies and densities using the designated local correlation functional. <p> J. P. Perdew, Proceedings of the 75. WE-Heraeus-Seminar and 21st Annual International Symposium on Electronic Structure of Solids held in Gaussig (Germany), March 11-15, 1991, P. Ziesche and H. Eschrig, eds., pp. 11-20. <p> J. P. Perdew, J. A. Chevary, S. H. Vosko, K. A. Jackson, M. R. Pederson, and D. J. Singh, Phys. Rev. B, 46, 6671, 1992. <p> <hr><h2>Member Function Documentation</h2> <a name="a4" doxytag="sc::PW91XFunctional::save_data_state"></a><p> <table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td nowrap valign="top"><b> void sc::PW91XFunctional::save_data_state ( </b></td> <td valign="bottom"><b> <a class="el" href="class_sc__StateOut.html">StateOut</a> & <em>s</em> )<code> [virtual]</code> </b></td> </tr> </table> </td> </tr> </table> <table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td> <p> Save the base classes (with save_data_state) and the members in the same order that the <a class="el" href="class_sc__StateIn.html">StateIn</a> CTOR initializes them. <p> This must be implemented by the derived class if the class has data. <p> Reimplemented from <a class="el" href="class_sc__DenFunctional.html#a4">sc::DenFunctional</a>. </td> </tr> </table> <hr>The documentation for this class was generated from the following file:<ul> <li><a class="el" href="functional_h-source.html">functional.h</a></ul> <hr> <address> <small> Generated at Mon Oct 14 14:17:30 2002 for <a href="http://aros.ca.sandia.gov/~cljanss/mpqc">MPQC</a> 2.1.2 using the documentation package <a href="http://www.stack.nl/~dimitri/doxygen/index.html">Doxygen</a> 1.2.5. </small> </address> </body> </html>