MathDB2 problems
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The characterization of strongly weakly nil-clean rings
Let be a ring. The claim concerns the properties of being strongly weakly nil-clean, being semi-potent, and being a WUU ring. Strongly weakly nil-clean characterization. A ring…
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The characterization of WUU rings by uniquely weakly nil-clean units
A ring is uniquely weakly nil-clean if it is weakly nil-clean and every nil-clean element is uniquely nil-clean. WUU characterization. A ring is a WUU ring if, and only if,…