Abstract.
If R is a left near-ring in which all endomorphisms of R + are given by¶\( a_{\ell} : x \rightarrow ax ({\rm with} \, a, x \in R) \) then (R, +) is shown to be abelian.¶ If also \( a_{\ell} = b_{\ell} \) implies a = b, then R is even a ring.
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Eingegangen am 5. 5. 2000
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Feigelstock, S. E-near rings. Arch. Math. 78, 124–125 (2002). https://doi.org/10.1007/s00013-002-8225-1
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DOI: https://doi.org/10.1007/s00013-002-8225-1