From 144e28d1b342bf8c757baa49687ec91bf0b8e3ca Mon Sep 17 00:00:00 2001
From: Luc Maisonobe <luc@orekit.org>
Date: Fri, 21 Nov 2014 11:11:31 +0100
Subject: [PATCH] There are four algorithms, not three.
---
src/site/markdown/design/digital-elevation-model.md | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/site/markdown/design/digital-elevation-model.md b/src/site/markdown/design/digital-elevation-model.md
index 15e5c29f..fdf78416 100644
--- a/src/site/markdown/design/digital-elevation-model.md
+++ b/src/site/markdown/design/digital-elevation-model.md
@@ -26,7 +26,7 @@ a nadir view), some algorithms are more suitable than others. This computation i
programming unit possible in the Rugged library and an interface is defined with several different
implementations among which user can select.
-Three different algorithms are predefined in Rugged:
+Four different algorithms are predefined in Rugged:
* a recursive algorithm based on Bernardt Duvenhage's 2009 paper
[Using An Implicit Min/Max KD-Tree for Doing Efficient Terrain Line of Sight Calculations](http://researchspace.csir.co.za/dspace/bitstream/10204/3041/1/Duvenhage_2009.pdf)
--
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