- Candidate for undergraduate degree at the institution
- Completed at least the equivalent of two semesters of calculus and two additional courses in mathematics, at or above the calculus level, all of which lead to the fulfillment of the requirements for a major in the mathematical sciences
- Have maintained the equivalent of a grade point average of at least 3.0 on a 4-point scale in all mathematics courses that lead to the fulfillment of the requirements for a major in the mathematical sciences
- Have maintained the equivalent of a grade point average of at least 3.0 on a 4-point scale in all courses that lead to the fulfillment of the requirements for an undergraduate degree
-or-
- Students who are candidates for graduate degrees at the institution and whose mathematical work is at least equivalent to that required of qualified undergraduates and who have maintained the equivalent of a grade point average of at least 3.0 on a 4-point scale in mathematics courses during their last school year prior to their election.
-or-
- A person who has achieved distinction in a mathematical science, provided that the chapter obtains the explicit approval of the president of the society.
Induction: fall semester