Index: trunk/doc/pslib/psLibSDRS.tex
===================================================================
--- trunk/doc/pslib/psLibSDRS.tex	(revision 2781)
+++ trunk/doc/pslib/psLibSDRS.tex	(revision 2809)
@@ -1,3 +1,3 @@
-%%% $Id: psLibSDRS.tex,v 1.161 2004-12-22 00:02:35 price Exp $
+%%% $Id: psLibSDRS.tex,v 1.162 2004-12-23 20:03:24 price Exp $
 \documentclass[panstarrs,spec]{panstarrs}
 
@@ -2259,5 +2259,5 @@
 shall match that of the polynomial.  In evaluation, those coefficients
 that have the corresponding \code{mask} element non-zero shall not be
-masked.
+evaluated.
 
 \subsubsection{Splines}
@@ -2413,6 +2413,6 @@
 \code{params}.
 
-Parameters that have a corresponding \code{paramMask} entry of
-\code{0} are to be held fixed by the minimizer.  It shall be an error
+Parameters that have a corresponding \code{paramMask} entry that is
+non-zero are to be held fixed by the minimizer.  It shall be an error
 for \code{paramMask} not to be of the same dimension as \code{params}.
 
@@ -4487,5 +4487,5 @@
 %
 where we have excluded the basic cross-term ($x \times y$) by using
-the mask: \code{T.x->mask[1][1] = 0; T.y->mask[1][1] = 0;}
+the mask: \code{T.x->mask[1][1] = 1; T.y->mask[1][1] = 1;}
 
 The \code{psPlaneDistort} represents an optical distortion.  The