New posts in Functional Analysis

Finite dimensional topological vector space non complete

Banach-Alaoglu Theorem over spherically complete non-Archimedean fields

Can this complete metric space be a Banach space?

If $A$ is a real or complex algebra and $a\in A$ is such that $ab=0$ for all $b\in A$, then $a=0$?

Given $f$ holomorphic, which are the necessary conditions on $\phi$ in order to make $\phi \circ f \circ \phi^{-1}$ holomorphic?

Help with the proof that $E\subset \mathbb{R}$ with finite perimeter and area has to be equal to the finite union of bounded intervals

Is a homogeneous Banach space on $\mathbb T$ always well defined?

matrix expression for $e^{iA}Be^{iA}$ in terms of anticommutators?

Higher derivatives of the map $I:T \mapsto T^{-1}$, where $T \in \mathcal B(X)$.

Coordinate-Free Proof of the Orthogonal Decomposition Theorem