Rongwei Yang

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math.FA2008

Projective spectrum in Banach algebras

Rongwei Yang

For a tuple $A = (A_{0}, A_{1}, ..., A_{n})$ of elements in a unital Banach algebra $B$ , its {\em projective spectrum} $p (A)$ is defined to be the collection of $z=[z_0, z_1, ..…

math.FA2007

$N_{\p}$-type quotient modules on the torus

Keiji Izuchi, Rongwei Yang

Structure of the quotient modules in $\hh$ is very complicated. A good understanding of some special examples will shed light on the general picture. This paper studies the so-call…