2010-07-06から1日間の記事一覧
最近整数ホモロジーを学びながらグループ理論の話にぶつけました。 Basically, a Torsion subgroup is a subgroup of elements x such that there exists a nonzero n such that nx=0. I find such a group difficult to imagine, with the exception of ide…
最近整数ホモロジーを学びながらグループ理論の話にぶつけました。 Basically, a Torsion subgroup is a subgroup of elements x such that there exists a nonzero n such that nx=0. I find such a group difficult to imagine, with the exception of ide…