Английская Википедия:B-theorem
Материал из Онлайн справочника
The B-theorem is a mathematical finite group theory result formerly known as the B-conjecture.
The theorem states that if <math> C </math> is the centralizer of an involution of a finite group, then every component of <math> C/O(C) </math> is the image of a component of <math> C </math>. [1]
References
