simple ring
(obsolete) elfish
The main city of a metropolitan area; particularly one containing multiple cities. / Synonym of central business district / Used other than figuratively or idiomatically: see central, city.
(algebra, ring theory) A ring that contains no nontrivial ideals (i.e., no (two-sided) ideals other than the zero ideal and the ring itself).
One who, or that which, aromatizes or renders aromatic.
加群論を学ぶとき、既約表現を解析するためにしばしば非自明な二側イデアルを持たない環から始めます。
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DiQt
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