Lecture Notes on Bayesian Estimation and Classification
《Lecture Notes on Bayesian Estimation and Classification》 · 第 364 页 · Section 12.2「Some Special Types of Locally Nilpotent Groups」，小节「The Normalizer Condition」
Recall that a group satisfies the normalizer condition if each proper subgroup is smaller than its normalizer. It was shown (in 5.2.4) that for finite groups the normalizer condition is equivalent to nilpotence.