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<p>A <em>finite element</em> is a triple <spanclass="math notranslate nohighlight">\((K, P, N)\)</span> in which <spanclass="math notranslate nohighlight">\(K\)</span> is a cell,
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<divclass="proof proof-type-definition" id="id6">
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<spanid="nodalbasis"></span>
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<divclass="proof-title">
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<spanclass="proof-type">Definition 2.44</span>
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<spanclass="proof-type">Definition </span>
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</div><divclass="proof-content">
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<p>Let <spanclass="math notranslate nohighlight">\(N = \{\phi^*_j\}\)</span> be a basis for <spanclass="math notranslate nohighlight">\(P^*\)</span>. A <em>nodal
<p>Where <codeclass="xref py py-data docutils literal notranslate"><spanclass="pre">degree</span></code> is the degree of the points to plot.</p>
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</div></div></section>
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</div></div><divclass="admonition note">
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<pclass="admonition-title">Note</p>
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<p>It should not be necessary to special-case your code for different
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dimensions of cell: the same code should produce the points on the interval
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and the triangle.</p>
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</div>
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</section>
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<sectionid="solving-for-basis-functions">
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<spanid="sec-vandermonde"></span><h2><spanclass="section-number">2.4. </span>Solving for basis functions<aclass="headerlink" href="#solving-for-basis-functions" title="Link to this heading">¶</a></h2>
<p>Given a mesh <spanclass="math notranslate nohighlight">\(M\)</span>, then for each <spanclass="math notranslate nohighlight">\(\dim(M) \geq d_1 > d_2 \geq 0\)</span>
<p>Use <aclass="reference internal" href="#equation-integral-sum">(5.9)</a> and <aclass="reference internal" href="#equation-integration">(5.14)</a> to implement
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