21.6: References and Suggested Readings
[1]
Dean, R. A.
Elements of Abstract Algebra
. Wiley, New York, 1966.
[2]
Dudley, U.
A Budget of Trisections
. Springer-Verlag, New York, 1987. An interesting and entertaining account of how not to trisect an angle.
[3]
Fraleigh, J. B.
A First Course in Abstract Algebra
. 7th ed. Pearson, Upper Saddle River, NJ, 2003.
[4]
Kaplansky, I.
Fields and Rings
, 2nd ed. University of Chicago Press, Chicago, 1972.
[5]
Klein, F.
Famous Problems of Elementary Geometry
. Chelsea, New York, 1955.
[6]
Martin, G.
Geometric Constructions
. Springer, New York, 1998.
[7]
H. Pollard and H. G. Diamond.
Theory of Algebraic Numbers
, Dover, Mineola, NY, 2010.
[8]
Walker, E. A.
Introduction to Abstract Algebra
. Random House, New York, 1987. This work contains a proof showing that every field has an algebraic closure.