Abstract It is shown that for several important classes of commutative rings, L∗ and O∗ are equivalent. In particular, a commutative artinian ring is L∗ if and only if it… Click to show full abstract
Abstract It is shown that for several important classes of commutative rings, L∗ and O∗ are equivalent. In particular, a commutative artinian ring is L∗ if and only if it is O∗. More examples of O∗-fields are provided.
               
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