|
16E20 - Grothendieck groups, $K$-theory, etc. [MSC 2020] |
43A07 - Means on groups, semigroups, etc.; amenable groups [MSC 2020] |
08B10 - Congruence modularity, congruence distributivity [MSC 2020] |
08Axx - Algebraic structures [MSC 2020] |
20M18 - Inverse semigroups [MSC 2020] |
18A30 - Limits and colimits (products, sums, directed limits, pushouts, fiber products, equalizers, kernels, ends and coends, etc.) [MSC 2020] |
20M14 - Commutative semigroups [MSC 2020] |
06E15 - Stone spaces (Boolean spaces) and related structures [MSC 2020] |
19A31 - $K_0$ of group rings and orders [MSC 2020] |
46L80 - $K$-theory and operator algebras (including cyclic theory) [MSC 2020] |
06F05 - Ordered semigroups and monoids [MSC 2020] |
20M25 - Semigroup rings, multiplicative semigroups of rings [MSC 2020] |
28B10 - Group- or semigroup-valued set functions, measures and integrals [MSC 2020] |
08Cxx - Other classes of algebras [MSC 2020] |
16E50 - von Neumann regular rings and generalizations (associative algebraic aspects) [MSC 2020] |
19A49 - $K_0$ of other rings [MSC 2020] |