Changeset 2193

Timestamp:

Oct 25, 2004, 10:59:03 AM (22 years ago)

Author:

Paul Price

Message:

Explanation of masks in polynomials.

Location:

trunk/doc/pslib

Files:

• ChangeLogSDRS.tex (modified) (2 diffs)
• psLibSDRS.tex (modified) (3 diffs)

trunk/doc/pslib/ChangeLogSDRS.tex

@@ -1 @@
-%%% $Id: ChangeLogSDRS.tex,v 1.38 2004-10-21 22:53:03 price Exp $
+%%% $Id: ChangeLogSDRS.tex,v 1.39 2004-10-25 20:59:03 price Exp $
 
 \subsection{Changes from version 00 to version 01}
@@ -356 +356 @@
 \item Inputs to \code{psTimeAdd}, \code{psTimeSubtract},
   \code{psTimeDelta} no longer need to be TAI --- the functions will
-  convert as required.
+  convert as required.  API and requirement changes.
 \end{itemize}

trunk/doc/pslib/psLibSDRS.tex

@@ -1 @@
-%%% $Id: psLibSDRS.tex,v 1.142 2004-10-22 00:14:20 price Exp $
+%%% $Id: psLibSDRS.tex,v 1.143 2004-10-25 20:59:03 price Exp $
 \documentclass[panstarrs,spec]{panstarrs}
 
@@ -2164 +2164 @@
 \end{verbatim}
 where \code{nX} and \code{nY} are the number of terms in x and y
-respectively.  The coefficients and errors are set initially to 0.0.
+respectively.  The coefficients, errors and masks are set initially to
+zero.
 
 To evaluate the polynomials at specific coordinates, we define:
@@ -2182 +2183 @@
 generate a warning, truncate the longer vector to the size of the
 shorter, and continue.  The precision of the output \code{psVector}
-shall match that of the polynomial.
+shall match that of the polynomial.  In evaluation, those coefficients
+that have the corresponding \code{mask} element non-zero shall not be
+masked.
 
 \subsubsection{Splines}