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Yu-Ru Liu - The Turán sieve and probabilistic Galois theory



YU-RU LIU, Department of Mathematics, Harvard University, Cambridge, Massachusetts  02138-2901, USA
The Turán sieve and probabilistic Galois theory


We introduce the Turán sieve and apply it to the probabilistic Galois theory problem in both the rational and the functional cases. More precisely, we estimate the number of polynomials of degree nand height $\le N$ whose Galois group is a proper subgroup of Sn.