List questions from contraction-operator | MathQA

Skew-hermitian also a contraction?

Published on 17 Jun 2022 - 2:08

Find the metric so that this map is a contraction

Published on 21 Jun 2022 - 7:11

Conditions for $I-x A$ to be a convergent matrix for some $x\in \mathbb{R}$

Published on 09 Jul 2022 - 20:16

Solve $\ln(4x) = x$ using the Banach contraction theorem

Published on 18 Oct 2022 - 9:24

Prove that the map $L(u,v) := (I+Q)^{-1}(u+v)-v$ is nonexpansive for skew-symmetric $Q$.

Published on 04 Jan 2023 - 4:40

Non-Symmetric Real Matrix with eigen values $\in $ [0,1] but largest singular value > 1

Published on 05 Jan 2023 - 6:02