# [xiph-commits] r18062 - trunk/vorbis/doc

xiphmont at svn.xiph.org xiphmont at svn.xiph.org
Wed Aug 10 23:12:39 PDT 2011

Author: xiphmont
Date: 2011-08-10 23:12:39 -0700 (Wed, 10 Aug 2011)
New Revision: 18062

Modified:
trunk/vorbis/doc/06-floor0.tex
Log:
The DocBook->TeX conversion typoed the even LSP curve computation
equations for p and q; removed the spurious ^2.

Modified: trunk/vorbis/doc/06-floor0.tex
===================================================================
--- trunk/vorbis/doc/06-floor0.tex	2011-08-05 12:18:08 UTC (rev 18061)
+++ trunk/vorbis/doc/06-floor0.tex	2011-08-11 06:12:39 UTC (rev 18062)
@@ -163,8 +163,8 @@
\begin{enumerate}
\item calculate \varname{[p]} and \varname{[q]} according to:
\begin{eqnarray*}
-             p & = & \frac{(1 - \cos^2\omega)}{2} \prod_{j=0}^{\frac{\mathtt{floor0\_order}-2}{2}} 4 (\cos([\mathtt{coefficients}]_{2j+1}) - \cos \omega)^2 \\
-             q & = & \frac{(1 + \cos^2\omega)}{2} \prod_{j=0}^{\frac{\mathtt{floor0\_order}-2}{2}} 4 (\cos([\mathtt{coefficients}]_{2j}) - \cos \omega)^2
+             p & = & \frac{(1 - \cos\omega)}{2} \prod_{j=0}^{\frac{\mathtt{floor0\_order}-2}{2}} 4 (\cos([\mathtt{coefficients}]_{2j+1}) - \cos \omega)^2 \\
+             q & = & \frac{(1 + \cos\omega)}{2} \prod_{j=0}^{\frac{\mathtt{floor0\_order}-2}{2}} 4 (\cos([\mathtt{coefficients}]_{2j}) - \cos \omega)^2
\end{eqnarray*}

\end{enumerate}