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Elementary infinite sources of non-unique factorization rings. (English) Zbl 0813.13015

When students first meet unique-factorization rings, they may get the impression that non-unique-factorization rings are rare. We offer an infinite number of such rings. We describe two ways to do this.

MSC:

13F15 Commutative rings defined by factorization properties (e.g., atomic, factorial, half-factorial)
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