Abstract
Contents
A. Extension Fields
B. Polynomials
C. Algebraic Elements
D. Splitting Fields
E. Unique Decomposition of Polynomials into Irreducible Factors
F. Group Characters
G. Normal Extensions
I. Roots of Unity
J. Noether Equations
K. Kummer's Fields
L. Simple Extensions
M. Existence of a Normal Basis
N. Theorem of Natural Rationality
Information