EntityQ2525646· pop 13· linked from 67 articlescomposition seriesSign in to savedecomposition of an algebraic structureConnectionsisomorphismEntitymoduleEntitysubgroup seriesEntityInternational Standard Book NumberEntityintegerEntitydigital object identifierEntitygroupEntityabstract algebraEntityfundamental theorem of arithmeticEntitypermutationEntityalgebraic structureEntityif and only ifEntityCamille JordanEntitycategoryEntitycyclic groupEntitynormal subgroupEntityOtto HölderEntityfinite groupEntitysimple groupEntityGarrett BirkhoffEntityCategoriesModule theorySubgroup series