--- title: Krein–Milman Theorem parent: Locally Convex Spaces grand_parent: More Functional Analysis nav_order: 2 --- # {{ page.title }} ## Extreme Points {% definition Extreme Point %} Suppose $C$ is a convex subset of a vector space $X$. We say that an element $x \in C$ is an *extreme point* of $C$ if {% enddefinition %} {% proof %} {% endproof %}