From 24f60ecb5ccfb5b04704f06e05114ed0f93e432a Mon Sep 17 00:00:00 2001
From: Frank Warmerdam <warmerdam@pobox.com>
Date: Thu, 25 Jul 2002 19:35:46 +0000
Subject: Added notes on false easting/northing

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk@1029 4e78687f-474d-0410-85f9-8d5e500ac6b2
---
 html/gen_parms.html | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'html')

diff --git a/html/gen_parms.html b/html/gen_parms.html
index 95e38983..045eecf6 100644
--- a/html/gen_parms.html
+++ b/html/gen_parms.html
@@ -13,6 +13,13 @@ projection types.  Some of these can be found in the GeoTIFF
 Transform List</a>.  The definitative documentation for most parameters
 is Gerald's original documentation available from the main PROJ.4 page. <p>
 
+<h2><a name="false_easting_northing">False Easting/Northing</a></h2>
+
+Virtually all coordinate systems allow for the presence of a false easting
+(+x_0) and northing (+y_0).  Note that these values are always expressed in
+meters even if the coordinate system is some other units.  Some coordinate
+systems (such as UTM) have implicit false easting and northing values.<p>
+
 <h2><a name="towgs84">towgs84 - Datum transformation to WGS84</a></h2>
 
 Datum shifts can be approximated by 3 parameter spatial translations (in
@@ -83,3 +90,10 @@ Seven parameter transformation (translation, rotation and scaling):
 
 </body>
 </html>
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