From 6492d06d01c1b6b8bca3efa2445b926e7b738c8d Mon Sep 17 00:00:00 2001
From: mbkma <johannes.unruh@fau.de>
Date: Sat, 22 Feb 2020 11:37:07 +0100
Subject: update complex number help-page

---
 help/C/complex.page | 52 +++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 51 insertions(+), 1 deletion(-)

diff --git a/help/C/complex.page b/help/C/complex.page
index c6fe978..6539461 100644
--- a/help/C/complex.page
+++ b/help/C/complex.page
@@ -9,6 +9,56 @@
 	<title>Complex Numbers</title>
     
     <p>
-    Complex numbers are not supported in <app>MATE Calculator</app>.
+    <app>MATE Calculator</app> supports complex numbers, as well as the following functions while in <link xref="mouse">Advanced mode</link>.
     </p>
+
+    <table>
+
+    <tr>
+    <td><p>Re</p></td>
+    <td><p>Returns the real part of a complex number. For example:</p>
+    <example>
+    <p>
+    Re (2-5i) = 2
+    </p>
+    </example>
+    </td>
+    </tr>
+
+    <tr>
+    <td><p>Im</p></td>
+    <td><p>Returns the imaginary part of a complex number. For example:</p>
+    <example>
+    <p>
+    Im (2-5i) = -5
+    </p>
+    </example>
+    </td>
+    </tr>
+
+    <tr>
+    <td><p>conj</p></td>
+    <td><p>Returns the conjugate of a complex number. For example:</p>
+    <example>
+    <p>
+    conj (2-5i) = 2+5i
+    </p>
+    </example>
+    </td>
+    </tr>
+
+    <tr>
+    <td><p>Arg</p></td>
+    <td><p>Returns the argument of a complex number. For example:</p>
+    <example>
+    <p>
+    Arg (2-5i) = -68.1986
+    </p>
+    </example>
+    </td>
+    </tr> 
+
+    </table>
+
+
 </page>
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