{ "name": "Abelian groups", "order": 6, "challenges": [ { "id": "59a5801209a6acac5983b648", "title": "Definitions, basic properties, examples", "description": [ "" ], "challengeSeed": [ "" ], "tests": [ "" ] }, { "id": "59a5801209a6acac5983b074", "title": "Subgroups", "description": [ "" ], "challengeSeed": [ "" ], "tests": [ "" ] }, { "id": "59a5801209a6acac5983b075", "title": "Cosets and quotient groups", "description": [ "" ], "challengeSeed": [ "" ], "tests": [ "" ] }, { "id": "59a5801209a6acac5983b076", "title": "Group homomorphisms and isomorphisms", "description": [ "" ], "challengeSeed": [ "" ], "tests": [ "" ] }, { "id": "59a5801209a6acac5983b077", "title": "Cyclic groups", "description": [ "" ], "challengeSeed": [ "" ], "tests": [ "" ] }, { "id": "59a5801209a6acac5983b078", "title": "Structure of finite abelian groups", "description": [ "" ], "challengeSeed": [ "" ], "tests": [ "" ] } ] }