aboutsummaryrefslogtreecommitdiff
path: root/docs/help/under.html
blob: 9f70d0059170aa77c35fe7d56c8da846913d0f14 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
<head>
  <link href="../favicon.ico" rel="shortcut icon" type="image/x-icon"/>
  <link href="../style.css" rel="stylesheet"/>
  <title>BQN: Circle Jot (⌾)</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="circle-jot-"><a class="header" href="#circle-jot-">Circle Jot (<code><span class='Modifier2'></span></code>)</a></h1>
<h2 id="𝔽𝔾-𝕩-𝕨-𝔽𝔾-𝕩-under"><a class="header" href="#𝔽𝔾-𝕩-𝕨-𝔽𝔾-𝕩-under"><code><span class='Function'>𝔽</span><span class='Modifier2'></span><span class='Function'>𝔾</span> <span class='Value'>𝕩</span></code>, <code><span class='Value'>𝕨</span> <span class='Function'>𝔽</span><span class='Modifier2'></span><span class='Function'>𝔾</span> <span class='Value'>𝕩</span></code>: Under</a></h2>
<p><a class="fulldoc" href="../doc/under.html">→full documentation</a></p>
<ul>
<li>Apply transformation <code><span class='Function'>𝔾</span></code> to all arguments</li>
<li>Apply <code><span class='Function'>𝔽</span></code> to the transformed arguments</li>
<li>Undo transformation <code><span class='Function'>𝔾</span></code></li>
</ul>
<p>Where <code><span class='Function'>𝔾</span></code> must be</p>
<ul>
<li>A function invertible by <code><span class='Modifier'></span></code> (Undo)</li>
<li>A structural modification</li>
</ul>
<a class="replLink" title="Open in the REPL" target="_blank" href="https://mlochbaum.github.io/BQN/try.html#code=OeKMvigx4oq44oqRKSAx4oC/MuKAvzMKCuKImuKBvCAo4oiaMSkgKyAo4oiaOSkKCjEgK+KMvuKImiA5">↗️</a><pre>    <span class='Number'>9</span><span class='Modifier2'></span><span class='Paren'>(</span><span class='Number'>1</span><span class='Modifier2'></span><span class='Function'></span><span class='Paren'>)</span> <span class='Number'>1</span><span class='Ligature'></span><span class='Number'>2</span><span class='Ligature'></span><span class='Number'>3</span>
⟨ 1 9 3 ⟩

    <span class='Function'></span><span class='Modifier'></span> <span class='Paren'>(</span><span class='Function'></span><span class='Number'>1</span><span class='Paren'>)</span> <span class='Function'>+</span> <span class='Paren'>(</span><span class='Function'></span><span class='Number'>9</span><span class='Paren'>)</span>
16

    <span class='Number'>1</span> <span class='Function'>+</span><span class='Modifier2'></span><span class='Function'></span> <span class='Number'>9</span>
16
</pre>