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+<head>
+  <link href="../favicon.ico" rel="shortcut icon" type="image/x-icon"/>
+  <link href="../style.css" rel="stylesheet"/>
+  <title>BQN: Acute Accent (`´`)</title>
+</head>
+<div class="nav">(<a href="https://github.com/mlochbaum/BQN">github</a>) / <a href="../index.html">BQN</a> / <a href="index.html">help</a></div>
+<h1 id="acute-accent-"><a class="header" href="#acute-accent-">Acute Accent (<code><span class='Modifier'>´</span></code>)</a></h1>
+<p><code><span class='Function'>𝔽</span><span class='Modifier'>´</span> <span class='Value'>𝕩</span></code>: Fold</p>
+<p>Fold over <code><span class='Value'>𝕩</span></code> with <code><span class='Function'>𝔽</span></code> from right to left i.e. Insert <code><span class='Function'>𝔽</span></code> between the elements of <code><span class='Value'>𝕩</span></code>.</p>
+<pre>   <span class='Function'>+</span><span class='Modifier'>´</span> <span class='Number'>1</span><span class='Ligature'>‿</span><span class='Number'>2</span><span class='Ligature'>‿</span><span class='Number'>3</span>
+<span class='Number'>6</span>
+   <span class='Number'>1</span><span class='Function'>+</span><span class='Number'>2</span><span class='Function'>+</span><span class='Number'>3</span>
+<span class='Number'>6</span>
+   <span class='Function'>-</span><span class='Modifier'>´</span> <span class='Number'>1</span><span class='Ligature'>‿</span><span class='Number'>2</span><span class='Ligature'>‿</span><span class='Number'>3</span>
+<span class='Number'>2</span>
+   <span class='Number'>1</span><span class='Function'>-</span><span class='Number'>2</span><span class='Function'>-</span><span class='Number'>3</span>
+<span class='Number'>2</span>
+</pre>
+<p><code><span class='Value'>𝕨</span> <span class='Function'>𝔽</span><span class='Modifier'>´</span> <span class='Value'>𝕩</span></code>: Fold With initial</p>
+<p>Monadic fold, but use <code><span class='Value'>𝕨</span></code> as initial right argument.</p>
+<pre>   <span class='Number'>5</span> <span class='Function'>+</span><span class='Modifier'>´</span> <span class='Number'>1</span><span class='Ligature'>‿</span><span class='Number'>2</span><span class='Ligature'>‿</span><span class='Number'>3</span>
+<span class='Number'>11</span>
+   <span class='Number'>1</span><span class='Function'>+</span><span class='Number'>2</span><span class='Function'>+</span><span class='Number'>3</span><span class='Function'>+</span><span class='Number'>5</span>
+<span class='Number'>11</span>
+   <span class='Number'>5</span> <span class='Function'>-</span><span class='Modifier'>´</span> <span class='Number'>1</span><span class='Ligature'>‿</span><span class='Number'>2</span><span class='Ligature'>‿</span><span class='Number'>3</span>
+<span class='Number'>¯3</span>
+   <span class='Number'>1</span><span class='Function'>-</span><span class='Number'>2</span><span class='Function'>-</span><span class='Number'>3</span><span class='Function'>-</span><span class='Number'>5</span>
+<span class='Number'>¯3</span>
+</pre>