# Intersection problem for join-transitively subnormal subgroups

From Groupprops

*This article describes an open problem in the following area of/related to group theory*: [[{{{1}}}]]

## History

This problem was proposed by Thompson and appears as Problem 8.64 in the Kourovka notebook.

## Statement

Is the intersection of two Join-transitively subnormal subgroup (?)s also a join-transitively subnormal subgroup?