doc/guide/localhost/MLtonArray

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  26 <h1>MLtonArray</h1>
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  32 <div class="content"><div class="highlight"><pre><span class="k">signature</span><span class="w"> </span><span class="n">MLTON_ARRAY</span><span class="w"> </span><span class="p">=</span><span class="w"></span>
  33 <span class="w">   </span><span class="k">sig</span><span class="w"></span>
  34 <span class="w">      </span><span class="k">val</span><span class="w"> </span><span class="n">unfoldi</span><span class="p">:</span><span class="w"> </span><span class="n">int</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="n">&#39;b</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="p">(</span><span class="n">int</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="n">&#39;b</span><span class="w"> </span><span class="p">-&gt;</span><span class="w"> </span><span class="n">&#39;a</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="n">&#39;b</span><span class="p">)</span><span class="w"> </span><span class="p">-&gt;</span><span class="w"> </span><span class="n">&#39;a</span><span class="w"> </span><span class="n">array</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="n">&#39;b</span><span class="w"></span>
  35 <span class="w">   </span><span class="k">end</span><span class="w"></span>
  36 </pre></div></div></div>
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  38 <li>
  39 <p>
  40 <span class="monospaced">unfoldi (n, b, f)</span>
  41 </p>
  42 <div class="paragraph"><p>constructs an array <em>a</em> of length <span class="monospaced">n</span>, whose elements <em>a<sub>i</sub></em> are
  43 determined by the equations <em>b<sub>0</sub> = b</em> and
  44 <em>(a<sub>i</sub>, b<sub>i+1</sub>) = f (i, b<sub>i</sub>)</em>.</p></div>
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