Last Updated
：2025/11/25
two-sided ideal
Noun
Japanese Meaning
環論における理想で、左イデアルかつ右イデアルである部分集合。通常は単に「イデアル」と呼ばれるが、明示するために「two-sided ideal」と表記される。
（ plural ）
Quizzes for review
(algebra) A subring which is both a left ideal and a right ideal. Commonly referred to simply as an ideal, but referred to as two-sided ideal for emphasis.
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two-sided ideal
In ring theory, a two-sided ideal is a subring that absorbs multiplication from both sides, making it both a left ideal and a right ideal.
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In ring theory, a two-sided ideal is a subring that absorbs multiplication from both sides, making it both a left ideal and a right ideal.
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