笨重
发表于 2025-3-25 07:14:29
Zero DivisorsZero divisors are defined in the introduction of the first chapter.
Spina-Bifida
发表于 2025-3-25 10:59:05
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cajole
发表于 2025-3-25 13:51:37
Divisibility in Integral DomainsIf . a commutative ring, we say that . (denoted .) if there is an element .. One checks .|. ⇔ .. Two elements are . denoted by . if . and .. This is an equivalence relation and . ⇔ . An element . is called
bleach
发表于 2025-3-25 16:45:35
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archenemy
发表于 2025-3-25 21:26:21
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含糊
发表于 2025-3-26 01:46:58
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猛击
发表于 2025-3-26 04:50:15
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CLAP
发表于 2025-3-26 09:35:20
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飞行员
发表于 2025-3-26 13:14:33
Semisimple RingsA ring . is called . if it is a direct sum of minimal left (right) ideals. ..
闪光东本
发表于 2025-3-26 20:44:18
Prime Ideals, Local RingsA proper ideal . of a ring . is called