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        一類代數(shù)上的弱可加交換映射

        2019-10-28 02:19:11霍東華

        霍東華

        摘要:設(shè)A是一個有單位元1的代數(shù).稱映射f:A→A是一個弱可加映射,如果滿足對任意的x,y∈A,存在tx,y,sx,y∈IF使得f(x+y)=tx,yf(x)+sx,yf (y)成立.本文證明了在一定的假設(shè)下,如果,是交換映射,則存在Ao(x)∈4和一個從4到Z(A)的映射Ai,使得對所有的x∈A有f(x)=λ0(x)x+ λ1(x).作為應(yīng)用,刻畫了Mn (IF)上一類交換的弱可加映射.

        關(guān)鍵詞:代數(shù); 交換映射; 弱可加映射

        中圖分類號:0152.2

        文獻(xiàn)標(biāo)志碼:A

        DOI: 10.3969/j.issn.1000-5641.2019.04.001

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