From f5177f7b03d4e7bcb94a395946a2caed7883eaa3 Mon Sep 17 00:00:00 2001
From: josdejong <wjosdejong@gmail.com>
Date: Sun, 16 Feb 2014 17:49:57 +0100
Subject: [PATCH] Updated examples

---
 docs/reference/arithmetic/abs.md      | 2 ++
 docs/reference/arithmetic/add.md      | 2 ++
 docs/reference/arithmetic/divide.md   | 2 ++
 docs/reference/arithmetic/multiply.md | 2 ++
 docs/reference/arithmetic/subtract.md | 2 ++
 5 files changed, 10 insertions(+)

diff --git a/docs/reference/arithmetic/abs.md b/docs/reference/arithmetic/abs.md
index 0fd9640d2..bd0f7a629 100644
--- a/docs/reference/arithmetic/abs.md
+++ b/docs/reference/arithmetic/abs.md
@@ -25,6 +25,8 @@ Number &#124; BigNumber &#124; Complex &#124; Array &#124; Matrix | Absolute val
 ## Examples
 
 ```js
+var math = mathjs();
+
 math.abs(3.5);                // returns Number 3.5
 math.abs(-4.2);               // returns Number 4.2
 
diff --git a/docs/reference/arithmetic/add.md b/docs/reference/arithmetic/add.md
index 4f1eb44c7..4a4bd8dd7 100644
--- a/docs/reference/arithmetic/add.md
+++ b/docs/reference/arithmetic/add.md
@@ -26,6 +26,8 @@ Number &#124; BigNumber &#124; Complex &#124; Unit &#124; String &#124; Array &#
 ## Examples
 
 ```js
+var math = mathjs();
+
 math.add(2, 3);               // returns Number 5
 
 var a = math.complex(2, 3);
diff --git a/docs/reference/arithmetic/divide.md b/docs/reference/arithmetic/divide.md
index 2f8f068c7..3b621938d 100644
--- a/docs/reference/arithmetic/divide.md
+++ b/docs/reference/arithmetic/divide.md
@@ -26,6 +26,8 @@ Number &#124; BigNumber &#124; Complex &#124; Unit &#124; Array &#124; Matrix |
 ## Examples
 
 ```js
+var math = mathjs();
+
 math.divide(2, 3);            // returns Number 0.6666666666666666
 
 var a = math.complex(5, 14);
diff --git a/docs/reference/arithmetic/multiply.md b/docs/reference/arithmetic/multiply.md
index 546aae0d7..b9d25da3e 100644
--- a/docs/reference/arithmetic/multiply.md
+++ b/docs/reference/arithmetic/multiply.md
@@ -26,6 +26,8 @@ Number &#124; BigNumber &#124; Complex &#124; Unit &#124; Array &#124; Matrix |
 ## Examples
 
 ```js
+var math = mathjs();
+
 math.multiply(4, 5.2);        // returns Number 20.8
 
 var a = math.complex(2, 3);
diff --git a/docs/reference/arithmetic/subtract.md b/docs/reference/arithmetic/subtract.md
index 37e62b88a..4f32ae368 100644
--- a/docs/reference/arithmetic/subtract.md
+++ b/docs/reference/arithmetic/subtract.md
@@ -26,6 +26,8 @@ Number &#124; BigNumber &#124; Complex &#124; Unit &#124; Array &#124; Matrix |
 ## Examples
 
 ```js
+var math = mathjs();
+
 math.subtract(5.3, 2);        // returns Number 3.3
 
 var a = math.complex(2, 3);