category-theory-presentation/categories/20_What/060_Category_laws_neutral_element.html

<h2>Category laws: neutral element</h2>
<p>for each object \(X\), there is an \(\id_X:X→X\),<br/>
such that for each \(f:A→B\):</p>
<img src="categories/img/mp/identity.png" alt="identity"/>
initial commit see my ykeynote repo for history 2013-02-28 15:49:12 +00:00			`<h2>Category laws: neutral element</h2>`
			`<p>for each object \(X\), there is an \(\id_X:X→X\),<br/>`
			`such that for each \(f:A→B\):</p>`
			`<img src="categories/img/mp/identity.png" alt="identity"/>`