# parentheses

[LaTeX]() ⟩ parentheses

{% hint style="success" %}
```tex
\left( ... \right)      % ( ... )
```
{% endhint %}

{% tabs %}
{% tab title="💈範例" %}
<table><thead><tr><th width="127">example</th><th>code</th></tr></thead><tbody><tr><td><span class="math">\{...\}</span></td><td><pre class="language-tex"><code class="lang-tex">\{...\}                % { ... }
</code></pre></td></tr><tr><td><span class="math">\left(\dfrac{\vec{u}\cdot\vec{v}}{\vec{v}\cdot\vec{v}}\right)</span></td><td><pre class="language-tex"><code class="lang-tex">\left( ... \right)     % ( ... )
</code></pre></td></tr></tbody></table>
{% endtab %}

{% tab title="⬇️ 應用" %}
* [dot](../../linear/vec/op/dot "mention") ⟩ [射影向量](../../linear/vec/proj) &#x20;
{% endtab %}

{% tab title="📘 手冊" %}
* KaTeX ⟩ [Delimiters](https://katex.org/docs/supported.html#delimiters)&#x20;
{% endtab %}
{% endtabs %}
