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<section id="module-numpy.polynomial.polyutils">
<span id="polyutils"></span><h1>Polyutils<a class="headerlink" href="#module-numpy.polynomial.polyutils" title="Link to this heading">#</a></h1>
<p>Utility classes and functions for the polynomial modules.</p>
<p>This module provides: error and warning objects; a polynomial base class;
and some routines used in both the <em class="xref py py-obj">polynomial</em> and <em class="xref py py-obj">chebyshev</em> modules.</p>
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<h2>Functions<a class="headerlink" href="#functions" title="Link to this heading">#</a></h2>
<div class="pst-scrollable-table-container"><table class="autosummary longtable table autosummary">
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<tr class="row-odd"><td><p><a class="reference internal" href="generated/numpy.polynomial.polyutils.as_series.html#numpy.polynomial.polyutils.as_series" title="numpy.polynomial.polyutils.as_series"><code class="xref py py-obj docutils literal notranslate"><span class="pre">as_series</span></code></a>(alist[, trim])</p></td>
<td><p>Return argument as a list of 1-d arrays.</p></td>
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<tr class="row-even"><td><p><a class="reference internal" href="generated/numpy.polynomial.polyutils.trimseq.html#numpy.polynomial.polyutils.trimseq" title="numpy.polynomial.polyutils.trimseq"><code class="xref py py-obj docutils literal notranslate"><span class="pre">trimseq</span></code></a>(seq)</p></td>
<td><p>Remove small Poly series coefficients.</p></td>
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<tr class="row-odd"><td><p><a class="reference internal" href="generated/numpy.polynomial.polyutils.trimcoef.html#numpy.polynomial.polyutils.trimcoef" title="numpy.polynomial.polyutils.trimcoef"><code class="xref py py-obj docutils literal notranslate"><span class="pre">trimcoef</span></code></a>(c[, tol])</p></td>
<td><p>Remove "small" "trailing" coefficients from a polynomial.</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="generated/numpy.polynomial.polyutils.getdomain.html#numpy.polynomial.polyutils.getdomain" title="numpy.polynomial.polyutils.getdomain"><code class="xref py py-obj docutils literal notranslate"><span class="pre">getdomain</span></code></a>(x)</p></td>
<td><p>Return a domain suitable for given abscissae.</p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="generated/numpy.polynomial.polyutils.mapdomain.html#numpy.polynomial.polyutils.mapdomain" title="numpy.polynomial.polyutils.mapdomain"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mapdomain</span></code></a>(x, old, new)</p></td>
<td><p>Apply linear map to input points.</p></td>
</tr>
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<td><p>Linear map parameters between domains.</p></td>
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