D Phil thesis
by Jan Kristian Haugland



Here is my D Phil thesis from Oxford, 1998.

Introduction
Main part

Both main results have since been improved upon by others; confer these papers:

Jia Chaohua and Ming-Chit Liu, On the largest prime factor of integers, Acta Arith. 95(2000), 17–48.
Jie Wu, Chen's double sieve, Goldbach's conjecture and the twin prime problem, Acta Arith. 114(2004), 215–273.