<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
</head>
<body text="#000000" bgcolor="#FFFFFF">
<p><font face="serif">The perspective matrix referred to in the
homework (10-40) is actually on page 340 (not page 341) of you
text...</font></p>
<img alt="\documentclass{article}
\usepackage[utf8x]{inputenc}
\pagestyle{empty}
\begin{document}
\mathrm{M_{normpers}}=\left[\begin{array}{cccc}
\frac{-2z_{\mathrm{near}}}{xw_{\mathrm{max}}-xw_{\mathrm{min}}}
& 0 & \frac{xw_{\mathrm{max}}+xw_{\mathrm{min}}}
{xw_{\mathrm{max}}-xw_{\mathrm{min}}}& 0 \\
0 &
\frac{-2z_{\mathrm{near}}}{yw_{\mathrm{max}}-yw_{\mathrm{min}}}
& \frac{yw_{\mathrm{max}}+yw_{\mathrm{min}}}
{yw_{\mathrm{max}}-yw_{\mathrm{min}}}& 0 \\
0 & 0 &
\frac{z_{\mathrm{near}}+z_{\mathrm{far}}}{z_{\mathrm{near}}-z_{\mathrm{far}}}
&
\frac{-2z_{\mathrm{near}}z_{\mathrm{far}}}{z_{\mathrm{near}}-z_{\mathrm{far}}}
\\
0 & 0 & -1 & 0
\end{array} \right]
\end{document}
" title="\documentclass{article}
\usepackage[utf8x]{inputenc}
\pagestyle{empty}
\begin{document}
\mathrm{M_{normpers}}=\left[\begin{array}{cccc}
\frac{-2z_{\mathrm{near}}}{xw_{\mathrm{max}}-xw_{\mathrm{min}}}
& 0 & \frac{xw_{\mathrm{max}}+xw_{\mathrm{min}}}
{xw_{\mathrm{max}}-xw_{\mathrm{min}}}& 0 \\
0 &
\frac{-2z_{\mathrm{near}}}{yw_{\mathrm{max}}-yw_{\mathrm{min}}}
& \frac{yw_{\mathrm{max}}+yw_{\mathrm{min}}}
{yw_{\mathrm{max}}-yw_{\mathrm{min}}}& 0 \\
0 & 0 &
\frac{z_{\mathrm{near}}+z_{\mathrm{far}}}{z_{\mathrm{near}}-z_{\mathrm{far}}}
&
\frac{-2z_{\mathrm{near}}z_{\mathrm{far}}}{z_{\mathrm{near}}-z_{\mathrm{far}}}
\\
0 & 0 & -1 & 0
\end{array} \right]
\end{document}
" style="vertical-align: middle;"
src="cid:part1.C4268D80.F69DED17@mercer.edu">
<pre class="moz-signature" cols="72">--
Andrew J. Pounds, Ph.D. (<a class="moz-txt-link-abbreviated" href="mailto:pounds_aj@mercer.edu">pounds_aj@mercer.edu</a>)
Professor of Chemistry and Computer Science
Mercer University, Macon, GA 31207 (478) 301-5627
<a class="moz-txt-link-freetext" href="http://faculty.mercer.edu/pounds_aj">http://faculty.mercer.edu/pounds_aj</a>
</pre>
</body>
</html>