羣論入面,Baer 羣係一個,佢嘅每一個循環子羣都係次正規英文Subnormal subgroup嘅。每一個 Baer 羣都係局部零冪英文Locally nilpotent局部零冪嘅[1]

Baer 羣係以 Reinhold Baer 命名嘅。

  1. Robinson, Derek John Scott. (1996). A course in the theory of groups (第2nd ed版). New York: Springer-Verlag. ISBN 0-387-94461-3. OCLC 31970159.CS1 maint: extra text (link)