Yu Jing Wu

collaborators

3 papers

math.FA2010

Generalized notions of character amenability

Luo Yi Shi, Yu Jing Wu, You Qing Ji

In this paper the concepts of character contractibility, approximate character amenability (contractibility) and uniform approximate character amenability (contractibility) are int…

math.OA2010

Cocycle perturbation on Banach algebra

Yu Jing Wu, Luo Yi Shi

Let $α$ be a flow on a Banach algebra $B$ , and $t ⟼ u_{t}$ a continuous function on $R$ into the group of invertible elements of $B$ such that…

math.FA2010

An example of weakly amenable and character amenable operator

Luo Yi Shi, YU Jing Wu, You Qing Ji

A complete characterization of Hilbert space operators that generate weakly amenable algebras remains open, even in the case of compact operator. Farenick, Forrest and Marcoux prop…