- Membership
- Publications
- Meetings
- Competitions
- Community
- Programs
- Students
- High School Teachers
- Faculty and Departments
- Underrepresented Groups
- MAA Awards
- MAA Grants
- News
- About MAA
This resource was originally published in College Mathematics Journal (2002). It also appears in Classroom Capsules and Notes. "This article models the life of a chain letter as a branching process."