<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>tanh</title>
<link rel="stylesheet" type="text/css" href="csound.css" />
<meta name="generator" content="DocBook XSL Stylesheets V1.76.1" />
<link rel="home" href="index.html" title="The Canonical Csound Reference Manual" />
<link rel="up" href="OpcodesTop.html" title="Orchestra Opcodes and Operators" />
<link rel="prev" href="tan.html" title="tan" />
<link rel="next" href="taninv.html" title="taninv" />
</head>
<body>
<div class="navheader">
<table width="100%" summary="Navigation header">
<tr>
<th colspan="3" align="center">tanh</th>
</tr>
<tr>
<td width="20%" align="left"><a accesskey="p" href="tan.html">Prev</a> </td>
<th width="60%" align="center">Orchestra Opcodes and Operators</th>
<td width="20%" align="right"> <a accesskey="n" href="taninv.html">Next</a></td>
</tr>
</table>
<hr />
</div>
<div class="refentry" title="tanh">
<a id="tanh"></a>
<div class="titlepage"></div>
<a id="IndexTanh" class="indexterm"></a>
<div class="refnamediv">
<h2>
<span class="refentrytitle">tanh</span>
</h2>
<p>tanh —
Performs a hyperbolic tangent function.
</p>
</div>
<div class="refsect1" title="Description">
<a id="idp48546936"></a>
<h2>Description</h2>
<p>
Returns the hyperbolic tangent of <span class="emphasis"><em>x</em></span>.
</p>
</div>
<div class="refsect1" title="Syntax">
<a id="idp48591104"></a>
<h2>Syntax</h2>
<pre class="synopsis"><span class="command"><strong>tanh</strong></span>(x) (no rate restriction)</pre>
</div>
<div class="refsect1" title="Examples">
<a id="idp48592136"></a>
<h2>Examples</h2>
<p>
Here is an example of the tanh opcode. It uses the file <a class="ulink" href="examples/tanh.csd" target="_top"><em class="citetitle">tanh.csd</em></a>.
</p>
<div class="example">
<a id="idp48593120"></a>
<p class="title">
<strong>Example 870. Example of the tanh opcode.</strong>
</p>
<div class="example-contents">
<p>See the sections <a class="link" href="UsingRealTime.html" title="Real-Time Audio"><em class="citetitle">Real-time
Audio</em></a> and <a class="link" href="CommandFlags.html" title="Csound command line"><em class="citetitle">Command Line
Flags</em></a> for more information on using command
line flags.</p>
<pre class="programlisting">
<span class="csdtag"><CsoundSynthesizer></span>
<span class="csdtag"><CsOptions></span>
<span class="comment">; Select audio/midi flags here according to platform</span>
<span class="comment">; Audio out Audio in</span>
-odac -iadc <span class="comment">;;;RT audio I/O</span>
<span class="comment">; For Non-realtime ouput leave only the line below:</span>
<span class="comment">; -o tanh.wav -W ;;; for file output any platform</span>
<span class="csdtag"></CsOptions></span>
<span class="csdtag"><CsInstruments></span>
<span class="comment">; Initialize the global variables.</span>
<span class="ohdr">sr</span> <span class="op">=</span> 44100
<span class="ohdr">kr</span> <span class="op">=</span> 4410
<span class="ohdr">ksmps</span> <span class="op">=</span> 10
<span class="ohdr">nchnls</span> <span class="op">=</span> 1
<span class="ohdr">0dbfs</span> <span class="op">=</span> 1
<span class="comment">; Instrument #1.</span>
<span class="oblock">instr</span> 1
asig1 <span class="opc">vco</span> 1, 440, 2, 0.4, 1
asig2 <span class="opc">vco</span> 1, 800, 3, 0.5, 1
asig <span class="op">=</span> asig1<span class="op">+</span>asig2 <span class="comment">;; will go out of range</span>
<span class="opc">out</span> <span class="opc">tanh</span>(asig) <span class="comment">;; but tanh is a limiter</span>
<span class="oblock">endin</span>
<span class="csdtag"></CsInstruments></span>
<span class="csdtag"><CsScore></span>
<span class="stamnt">f</span>1 0 65536 10 1
<span class="comment">; Play Instrument #1 for one second.</span>
<span class="stamnt">i</span> 1 0 1
<span class="stamnt">e</span>
<span class="csdtag"></CsScore></span>
<span class="csdtag"></CsoundSynthesizer></span>
</pre>
</div>
</div>
<p><br class="example-break" />
</p>
</div>
<div class="refsect1" title="See Also">
<a id="idp48595592"></a>
<h2>See Also</h2>
<p>
<a class="link" href="cos.html" title="cos"><em class="citetitle">cos</em></a>,
<a class="link" href="cosh.html" title="cosh"><em class="citetitle">cosh</em></a>,
<a class="link" href="cosinv.html" title="cosinv"><em class="citetitle">cosinv</em></a>,
<a class="link" href="sin.html" title="sin"><em class="citetitle">sin</em></a>,
<a class="link" href="sinh.html" title="sinh"><em class="citetitle">sinh</em></a>,
<a class="link" href="sininv.html" title="sininv"><em class="citetitle">sininv</em></a>,
<a class="link" href="tan.html" title="tan"><em class="citetitle">tan</em></a>,
<a class="link" href="taninv.html" title="taninv"><em class="citetitle">taninv</em></a>
</p>
</div>
<div class="refsect1" title="Credits">
<a id="idp48599984"></a>
<h2>Credits</h2>
<p>Author: John ffitch</p>
<p>New in version 3.47</p>
</div>
</div>
<div class="navfooter">
<hr />
<table width="100%" summary="Navigation footer">
<tr>
<td width="40%" align="left"><a accesskey="p" href="tan.html">Prev</a> </td>
<td width="20%" align="center">
<a accesskey="u" href="OpcodesTop.html">Up</a>
</td>
<td width="40%" align="right"> <a accesskey="n" href="taninv.html">Next</a></td>
</tr>
<tr>
<td width="40%" align="left" valign="top">tan </td>
<td width="20%" align="center">
<a accesskey="h" href="index.html">Home</a>
</td>
<td width="40%" align="right" valign="top"> taninv</td>
</tr>
</table>
</div>
</body>
</html>
distrib
>
Mageia
>
5
>
x86_64
>
media
>
core-release
>
by-pkgid
>
b707d9a4ee443103660a75ccb6e51334
>
files
>
2716
