1 <title>hat file format
</title>
2 <LINK rel=stylesheet
href=
"style.css" type=
"text/css">
3 <BODY text=
"#000000" bgcolor=
"#FFFFFF" link=
"#0000EF" vlink=
"#650065" alink=
"#FF0000">
4 <h2>hat file format
</h2>
5 <CENTER><TABLE BORDER=
0 CELLSPACING=
0 CELLPADDING=
0 COLS=
2 WIDTH=
"98%">
7 <TD><font size=-
1><A HREF=
"../online.html">Main Table of Contents
</A></font></TD>
8 <TD ALIGN=RIGHT
><B>VERSION
4.0</B></TR>
9 <TR><TD><font size=-
1><A HREF=
"http://www.gromacs.org">GROMACS homepage
</A></font></TD>
10 <TD ALIGN=RIGHT
><B>Sun
18 Jan
2009</B></TR></TABLE></CENTER><HR>
12 Files with the hat file extension contain
13 a fourier transform of a spread function used in the PPPM algorithm.
14 Eigenvectors are produced by
<a href=
"mk_ghat.html">mk_ghat
</a>
15 and read by
<a href=
"mdrun.html">mdrun
</a>.
18 <font size=
"-1"><a href=
"http://www.gromacs.org">http://www.gromacs.org
</a></font><br>