Title of article :
On the Galois Groups of Some Recursive Polynomials
Author/Authors :
Monsef-Shokri ، Khosro Department of Mathematics - Faculty of Mathematical Sciences - Shahid Beheshti University
Abstract :
We show that for some recursive sequence (cm)m≥1 of integers and for sufficiently large n, the Galois group of polynomial fn(x) = xn/ n! + cn−1 xn−1 /(n−1)! +· · ·+c1/x 1! + 1, contains the alternating group An. In case n is a prime number, this group is the full symmetric group Sn.
Keywords :
Galois groups , Recursive sequences , Permutation groups , Newton polygon
Journal title :
Bulletin of the Iranian Mathematical Society
Journal title :
Bulletin of the Iranian Mathematical Society