From d00710274856e015ae778b551256078d3b493953 Mon Sep 17 00:00:00 2001
From: Peter Luenenschloss <peter.luenenschloss@ufz.de>
Date: Fri, 6 Dec 2019 14:39:46 +0100
Subject: [PATCH] Update FunctionDescriptions.md

---
 docs/FunctionDescriptions.md | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/docs/FunctionDescriptions.md b/docs/FunctionDescriptions.md
index 0c050cfda..3e77e97cb 100644
--- a/docs/FunctionDescriptions.md
+++ b/docs/FunctionDescriptions.md
@@ -10,11 +10,13 @@ range(min, max)
 ### Parameters
 | parameter | data type | default value | description |
 | --------- | --------- | ------------- | ----------- |
-| min       | float     |               |             |
-| max       | float     |               |             |
+| min       | float     |               | Upper bound for valid values. ($`<`$) |
+| max       | float     |               | lower bound for valid values. ($`\geq`$)|
 
 ### Description
 
+The function flags all the values, that exceed the right open interval $`[`$`min`, `max`$`)`$.
+
 ## `isolated`
 
 ### Signature
-- 
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