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< 20Dxx | 20-XX | 20Fxx >
20-XX Group theory and generalizations
20Exx Structure and classification of infinite or finite groups
20E05   Free nonabelian groups
20E06   Free products, free products with amalgamation, Higman-Neumann-Neumann extensions, and generalizations
20E07   Subgroup theorems; subgroup growth
20E08   Groups acting on trees [See also 20F65]
20E10   Quasivarieties and varieties of groups
20E15   Chains and lattices of subgroups, subnormal subgroups [See also 20F22]
20E18   Limits, profinite groups
20E22   Extensions, wreath products, and other compositions [See also 20J05]
20E25   Local properties
20E26   Residual properties and generalizations
20E28   Maximal subgroups
20E32   Simple groups [See also 20D05]
20E34   General structure theorems
20E36   General theorems concerning automorphisms of groups
20E42   Groups with a $BN$-pair; buildings [See also 51E24]
20E45   Conjugacy classes
20E99   None of the above, but in this section
< 20Dxx | 20-XX | 20Fxx >
American Mathematical Society