Dr. Leo Harrington

Professor

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Biography

Leo Anthony Harrington is a Professor Emeritus in the Department of Mathematics at the University of California, Berkeley, having been appointed in 1975 and retiring in 2014. His research focuses on recursion theory, model theory, and set theory, contributing significant publications in these areas. Harrington has collaborated on various notable papers that have advanced the understanding of computably enumerable sets and related topics within mathematical logic. His work includes exploring orbits, automorphisms, definability, and the complexity of these sets within the context of symbolic logic. He remains an influential figure in his field, recognized for his extensive contributions to mathematical research and education.

Research Interests

Recursion Theory Model Theory Set Theory

Experience

Professor Emeritus

— Present

University of California, Berkeley • Berkeley, CA

Served as faculty member contributing to the education and research in mathematics.

Requirements for University of California, Berkeley

Doctorate Program
Requirements
GPA Requirement
Required:3
GRE Subject
Overall Score
Required:500
Overall
Required:500
TOEFL
Total
Required:90
IELTS
Overall
Required:7
Prerequisites
Bachelor's degree or recognized equivalent Preparation comparable to undergraduate major at Berkeley in Mathematics or Applied Mathematics 2 full years lower-division work (Calculus, Linear Algebra, Differential Equations, Multivariable Calculus) 8 one-semester upper-division courses (Real Analysis, Complex Analysis, Abstract Algebra, Linear Algebra)
Application Checklist
  • Graduate Application
  • Statement of Purpose
  • Personal History Statement
  • Three Letters of Recommendation
  • Unofficial Transcripts
  • C.V./Resume
  • Course and Textbook List
Specialization Notes

The Mathematics Subject GRE is required for the Fall 2026 admissions cycle. General GRE is optional.