category-theory-presentation/categories/20_What/280_Category_of_Categories.html
2013-02-28 16:49:12 +01:00

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<h2>Category of Categories</h2>
<img style="min-width:43%; width: 43%" class="right" src="categories/img/fractalcat.jpg" />
<p>Categories and functors form a category: \(\Cat\)</p>
<ul><li>\(\ob{\Cat}\) are categories
</li><li>\(\hom{\Cat}\) are functors
</li><li>∘ is functor composition
</li></ul>