1 files changed, 72 insertions, 0 deletions
diff --git a/help/en_US/zp2tf.xml b/help/en_US/zp2tf.xml
new file mode 100644
index 0000000..c9e16af
--- /dev/null
+++ b/help/en_US/zp2tf.xml
@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+ *
+ * This help file was generated from zp2tf.sci using help_from_sci().
+ *
+ -->
+
+<refentry version="5.0-subset Scilab" xml:id="zp2tf" xml:lang="en"
+          xmlns="http://docbook.org/ns/docbook"
+          xmlns:xlink="http://www.w3.org/1999/xlink"
+          xmlns:svg="http://www.w3.org/2000/svg"
+          xmlns:ns3="http://www.w3.org/1999/xhtml"
+          xmlns:mml="http://www.w3.org/1998/Math/MathML"
+          xmlns:scilab="http://www.scilab.org"
+          xmlns:db="http://docbook.org/ns/docbook">
+
+  <refnamediv>
+    <refname>zp2tf</refname>
+    <refpurpose>Converts zeros / poles to a transfer function.</refpurpose>
+  </refnamediv>
+
+
+<refsynopsisdiv>
+   <title>Calling Sequence</title>
+   <synopsis>
+   [num, den] = zp2tf (z, p, k)
+   num = zp2tf (z, p, k)
+   </synopsis>
+</refsynopsisdiv>
+
+<refsection>
+   <title>Parameters</title>
+   <variablelist>
+   <varlistentry><term>z:</term>
+      <listitem><para> Zeros</para></listitem></varlistentry>
+   <varlistentry><term>p:</term>
+      <listitem><para> Poles</para></listitem></varlistentry>
+   <varlistentry><term>k:</term>
+      <listitem><para> Leading coefficient</para></listitem></varlistentry>
+   <varlistentry><term>Num:</term>
+      <listitem><para> Numerator of the transfer function</para></listitem></varlistentry>
+   <varlistentry><term>den:</term>
+      <listitem><para> Denomenator of the transfer function</para></listitem></varlistentry>
+   </variablelist>
+</refsection>
+
+<refsection>
+   <title>Description</title>
+   <para>
+This is an Octave function.
+It converts zeros / poles to a transfer function.
+</para>
+</refsection>
+
+<refsection>
+   <title>Examples</title>
+   <programlisting role="example"><![CDATA[
+z = [1 2 3]
+p = [4 5 6]
+k = 5
+[num, den] = zp2tf (z, p, k)
+num =
+
+5  -30   55  -30
+
+den =
+
+1   -15    74  -120
+   ]]></programlisting>
+</refsection>
+</refentry>