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New posts in banach-algebras
Why is $\ell^1(\mathbb{Z})$ not a $C^{*}$-algebra?
functional-analysis
banach-spaces
c-star-algebras
banach-algebras
How to justify solving $f(x+1) + f(x) = g(x)$ using this spectral-like method?
real-analysis
functional-analysis
operator-theory
spectral-theory
banach-algebras
The identity cannot be a commutator in a Banach algebra?
functional-analysis
banach-algebras
Can one deduce Liouville's theorem (in complex analysis) from the non-emptiness of spectra in complex Banach algebras?
complex-analysis
banach-algebras
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