EntityQ956233· pop 15· linked from 69 articlessimple moduleSign in to savemodule over a ring with no nontrivial submodulesConnectionsmoduleEntityimageEntitysemisimple moduleEntitycomposition seriesEntitylengthEntitymathematicsEntityInternational Standard Book NumberEntityprime numberEntityintegerEntitymathematical proofEntityInternational Standard Serial NumberEntitygroupEntitygroup theoryEntityOCLC, Inc.EntityringEntityfieldEntityinjectionEntityabelian groupEntitysurjective functionEntityif and only ifEntityCategoriesModule theoryRepresentation theory