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Results tagged with fa.functional-analysis
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user 78265
Banach spaces, function spaces, real functions, integral transforms, theory of distributions, measure theory.
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Positive linear functionals on group algebras generated by one element
Let $g$ be a group element,
let $G$ be the group generated by $g$,
and let $\mathbb C G$ be the group algebra on $G$.
If we define $\tau:G\to\mathbb C$ as
\begin{align*}\tag{1}
\tau[g^n]=\begin{cases …
- 11