INFO:

代数学において「群」「環」「体」は基本的な概念で，この３つを元に議論が進められることが非常に多いです．この記事では，群，環，体の定義を丁寧に考えてイメージを説明し，それらの具体例を挙げます．

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inurl:math-note.xyz 代数学

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代数学の基本｜群・環・体の定義と具体例をゼロから解説 – あーるえぬ

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