scientific article

zbMath0465.16010MaRDI QIDQ3916701

Okniński, Jan, Jan Krempa

Publication date: 1980

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

semilocal algebrasfinite direct sum of matrix algebras over division algebrasp-subgroup of finite indexperfect tensor products

Mathematics Subject Classification ID

Finite rings and finite-dimensional associative algebras (16P10) Subgroup theorems; subgroup growth (20E07) Group rings (16S34) Group rings of infinite groups and their modules (group-theoretic aspects) (20C07) Structure and classification for modules, bimodules and ideals (except as in 16Gxx), direct sum decomposition and cancellation in associative algebras) (16D70) Noncommutative local and semilocal rings, perfect rings (16L30) Local properties of groups (20E25) Associative rings and algebras with additional structure (16W99)

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Centralizers in semisimple algebras, and descent spectrum in Banach algebras ⋮ Associative rings ⋮ Infinite dimensional, affine nil algebras \(A \otimes A^{\mathrm{op}}\) and \(A \otimes A\) exist

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