Grup abelian

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opincariumihai
Thales
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Grup abelian

Post by opincariumihai »

Fie \( G \) un grup si \( M,N \) doua subgrupuri proprii ale sale. Daca \( xy=yx \) \( \forall x \in G-M , y \in G-N \) rezulta ca grupul este abelian ? Dar daca \( M=N \) ?
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