
Preface to the Second Edition
It is sixteen years since the first edition of Galois Theory appeared. Classical Galois
theory is not the kind of subject that undergoes tremendous revolutions, and a large
part of the first edition remains intact in this, its successor. Nevertheless, a certain
thinning at the temples and creaking of the joints have become apparent, and some
rejuvenation is in order.
The main changes in this edition are the addition of an introductory overview and
a chapter on the calculation of Galois groups. I have also included extra motivating
examples and modified the exercises. Known misprints have been corrected, but since
this edition ...