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Characterization of regular semirings. (English) Zbl 1206.16047

The author obtains the following two necessary and sufficient conditions for a commutative semiring \(R\) to be regular: \(R\) contains \(1\neq 0\) and the semiring of its \(k\)-ideals is regular; every \(k\)-ideal of \(R\) is semiprime.

MSC:

16Y60 Semirings
16D25 Ideals in associative algebras
16E50 von Neumann regular rings and generalizations (associative algebraic aspects)