孵化 发表于 2025-3-21 18:32:17

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periodontitis 发表于 2025-3-21 23:25:21

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关节炎 发表于 2025-3-22 03:31:26

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AFFIX 发表于 2025-3-22 07:09:16

Post-WW2 Land Settlement in EuropeIn commutative algebra, localization of commutative rings . with respect to multiplicative sets . ⊆ . provides a powerful tool for proving theorems. For noncommutative rings, however, localization is a much more difficult proposition.

Muffle 发表于 2025-3-22 10:07:21

Mesoamerican Political ComplexityWhile the classical right ring of quotients .(.) exists (if and) only if . is a right Ore ring, a . Q.(.) exists for any ring .. To define . (.), one must first understand the structure of the endomorphism ring of a QI (quasi-injective) module.

大暴雨 发表于 2025-3-22 15:17:29

From Legislation to Integration?A . (. QF) . is a ring . that is right injective and right (or equivalently, left) noetherian. Such a ring is always 2-sided artinian and 2-sided injective. In particular, “QF” is a left-right symmetric condition.

大暴雨 发表于 2025-3-22 17:14:06

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Inflamed 发表于 2025-3-23 00:38:23

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BLAZE 发表于 2025-3-23 05:27:56

Rings of Quotients,In commutative algebra, localization of commutative rings . with respect to multiplicative sets . ⊆ . provides a powerful tool for proving theorems. For noncommutative rings, however, localization is a much more difficult proposition.

Stable-Angina 发表于 2025-3-23 05:36:25

More Rings of Quotients,While the classical right ring of quotients .(.) exists (if and) only if . is a right Ore ring, a . Q.(.) exists for any ring .. To define . (.), one must first understand the structure of the endomorphism ring of a QI (quasi-injective) module.
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查看完整版本: Titlebook: Exercises in Modules and Rings; T. Y. Lam Book 2007 Springer-Verlag New York 2007 Division.Volume.matrix