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<title>Introduction (The GNU Troff Manual)</title>
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<div class="chapter-level-extent" id="Introduction">
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Next: <a href="Invoking-groff.html" accesskey="n" rel="next">Invoking <code class="code">groff</code></a>, Previous: <a href="index.html" accesskey="p" rel="prev">GNU <code class="code">troff</code></a>, Up: <a href="index.html" accesskey="u" rel="up">GNU <code class="code">troff</code></a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Request-Index.html" title="Index" rel="index">Index</a>]</p>
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<h2 class="chapter" id="Introduction-1">1 Introduction</h2>
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<p>GNU <code class="code">roff</code> (or <code class="code">groff</code>) is a programming system for
typesetting documents. It is highly flexible and has been used
extensively for over thirty years.
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<li><a href="What-Is-groff_003f.html" accesskey="2">What Is <code class="code">groff</code>?</a></li>
<li><a href="groff-Capabilities.html" accesskey="3"><code class="code">groff</code> Capabilities</a></li>
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