Add expression diagram for one part of base decoding

1 files changed, 47 insertions, 0 deletions

diff --git a/docs/tutorial/list.html b/docs/tutorial/list.html
index 13760cbf..9a50669a 100644
--- a/docs/tutorial/list.html
+++ b/docs/tutorial/list.html
@@ -278,6 +278,53 @@
 9
 </pre>
 <p>Lot of functions up there. Notice how I need to use parentheses for the left argument of a function if it's compound, but never for the right argument, and consequently never with a one-argument function.</p>
+<svg viewBox='-132.375 -34 512 210'>
+  <g font-family='BQN,monospace' font-size='18px'>
+    <rect class='code' stroke-width='1' rx='10' x='-21.5' y='-24' width='290.25' height='190'/>
+    <text><tspan class='Function'>+</tspan><tspan class='Modifier'>´</tspan> <tspan class='Paren'>(</tspan><tspan class='Function'>⌽</tspan><tspan class='Number'>2</tspan><tspan class='Function'>⋆</tspan><tspan class='Function'>↕</tspan><tspan class='Number'>4</tspan><tspan class='Paren'>)</tspan> <tspan class='Function'>×</tspan> <tspan class='String'>"1001"</tspan><tspan class='Function'>-</tspan><tspan class='String'>'0'</tspan></text>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M232.2 1.9V20.9H210.7'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M173.075 1.9V20.9H210.7'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M210.7 20.9V96.9H124.7'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M92.45 1.9V39.9H81.7'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M81.7 39.9V58.9H70.95'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M60.2 1.9V58.9H70.95'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M70.95 58.9V77.9H49.45'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M49.45 77.9V96.9H124.7'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M124.7 96.9V134.9H17.2'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M6.45 1.9V115.9H17.2'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M17.2 115.9V134.9H17.2'/>
+    <path class='Paren' stroke='currentColor' fill='none' stroke-width='1' d='M17.2 134.9V153.9H-6.987'/>
+    <g font-size='15px' text-anchor='middle'>
+      <g class='codeCover' stroke-width='8' stroke-linejoin='round'>
+        <text x='232.125' y='28'>'0'</text>
+        <text x='210.625' y='28'>-</text>
+        <text x='173' y='28'>"1001"</text>
+        <text x='124.625' y='104'>×</text>
+        <text x='92.375' y='47'>4</text>
+        <text x='81.625' y='47'>↕</text>
+        <text x='70.875' y='66'>⋆</text>
+        <text x='60.125' y='66'>2</text>
+        <text x='49.375' y='85'>⌽</text>
+        <text x='17.125' y='123'>´</text>
+        <text x='6.375' y='123'>+</text>
+      </g>
+      <g opacity='0.9'>
+        <text x='232.125' y='26'><tspan class='String'>'0'</tspan></text>
+        <text x='210.625' y='26'><tspan class='Function'>-</tspan></text>
+        <text x='173' y='26'><tspan class='String'>"1001"</tspan></text>
+        <text x='124.625' y='102'><tspan class='Function'>×</tspan></text>
+        <text x='92.375' y='45'><tspan class='Number'>4</tspan></text>
+        <text x='81.625' y='45'><tspan class='Function'>↕</tspan></text>
+        <text x='70.875' y='64'><tspan class='Function'>⋆</tspan></text>
+        <text x='60.125' y='64'><tspan class='Number'>2</tspan></text>
+        <text x='49.375' y='83'><tspan class='Function'>⌽</tspan></text>
+        <text x='17.125' y='121'><tspan class='Modifier'>´</tspan></text>
+        <text x='6.375' y='121'><tspan class='Function'>+</tspan></text>
+      </g>
+    </g>
+  </g>
+</svg>
+
 <p>Representing our ASCII statement as a list of lists, we convert each digit to a number as before:</p>
 <a class="replLink" title="Open in the REPL" target="_blank" href="https://mlochbaum.github.io/BQN/try.html#code=JzAnIC3LnCAiMDEwMDExMTAi4oC/IjAxMTAwMTAxIuKAvyIwMTExMDAxMCLigL8iMDExMDAxMDAi4oC/IjAwMTAwMDAxIg==">↗️</a><pre>    <span class='String'>'0'</span> <span class='Function'>-</span><span class='Modifier'>˜</span> <span class='String'>&quot;01001110&quot;</span><span class='Ligature'>‿</span><span class='String'>&quot;01100101&quot;</span><span class='Ligature'>‿</span><span class='String'>&quot;01110010&quot;</span><span class='Ligature'>‿</span><span class='String'>&quot;01100100&quot;</span><span class='Ligature'>‿</span><span class='String'>&quot;00100001&quot;</span>
 ⟨ ⟨ 0 1 0 0 1 1 1 0 ⟩ ⟨ 0 1 1 0 0 1 0 1 ⟩ ⟨ 0 1 1 1 0 0 1 0 ⟩ ⟨ 0 1 1 0 0 1 0 0 ⟩ ⟨ 0 0 1 0 0 0 0 1 ⟩ ⟩