New posts in Hahn Banach Theorem

How to prove a norm identity for a Banach space and its dual

Banach-Alaoglu Theorem over spherically complete non-Archimedean fields

$X^*$ is separable then $X$ is separable [Proof explanation]

An alternative proof of an application of Hahn-Banach

Is a Hahn-Banach extension always continuous?

Hahn-Banach Theorem for separable spaces without Zorn's Lemma

Hahn-Banach theorem with convex majorant

Hahn-Banach without Choice