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# Questions

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### Example of the completion of a noetherian domain at a prime that is not a domain

may 13 at 7:30 Sándor Kovács 23.8k25373

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### Characterizations of UFD and Euclidean domain by ideal-theoretic conditions

feb 15 10 at 19:38 Pete L. Clark 39.6k3102226

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### Do these conditions on a semigroup define a group?

jun 10 10 at 18:49 Arturo Magidin 2,69111225

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### Non isomorphic finite rings with isomorphic additive and multiplicative structure

sep 2 11 at 23:38 Mark Sapir 27.7k257118

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### Is there a commutator-theoretic criterion for supersolvability of a group?

oct 11 10 at 3:18 Mark Sapir 27.7k257118

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