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zhenyoung
V2EX  ›  问与答

求大佬带,离散数学的一个证明题

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  •   zhenyoung · Mar 8, 2023 · 1555 views
    This topic created in 1150 days ago, the information mentioned may be changed or developed.

    <G, ∗> 是群,证明:若 ∀a,b∈G ,均有 a^3∗b^3=(a∗b)^3, a^4∗b^4=(a∗b)^4, a^5∗b^5=(a∗b)^5 ,则 <G, ∗> 是阿贝尔群(交换群)

    3 replies    2023-03-09 19:29:40 +08:00
    hsfzxjy
        2
    hsfzxjy  
       Mar 8, 2023 via Android
    zhenyoung
        3
    zhenyoung  
    OP
       Mar 9, 2023
    @hsfzxjy 这也太丝滑了,感谢!!!书上标答的过程复杂到怀疑人生
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