Group theory|Prove that 2Z is normal subgroup of Z. Also find index of 2Z in Z and Z/2Z.
Автор: Math with Dr Qamar
Загружено: 2023-02-24
Просмотров: 626
Описание:
1. 2Z is normal subgroup of Z is explained.
2. The subgroup criterion explained.
3. The idea of left coset and right coset is explained.
4. Definition of index and the index of 2Z in Z is computed.
5. The quotient group Z/2Z is computed.
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