Study Guide for Algebra Exams
UNDERGRADUATE MATERIAL
Group Theory:
subgroups
quotient groups
Lagrange's Theorem
fundamental homomorphism theorems
group actions with applications to the structure of groups such as the Sylow Theorems
group constructions
such as:
[free groups
generators and relations]
direct [and\0 \0s\0e\0m\0i\0-\0d\0i\0r\0e\0c\0t\0] \0p\0r\0o\0d\0u\0c\0t\0s\0
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\0 \0s\0u\0c\0h\0 \0a\0s\0:\0
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\0
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determinants, \0
eigenvalues and eigenvectors
Cayley-Hamilton Theorem
canonical forms for matrices
l\0i\0n\0e\0a\0r\0 \0g\0r\0o\0u\0p\0s\0 \0(\0G\0L\0n\0 \0,\0 \0S\0L\0n\0,\0 \0O\0n\0,\0 \0U\0n\0\0)\0
dual spaces: definition, dual bases, pull back, double duals.
finite-dimensional spectral theorem
GRADUATE MATERIAL (MATH 8000)
Foundations:
Zorn's Lemma and its uses in various existence theorems such as that of a basis for a vector space [or the algebraic closure of a field], and existence of maximal ideals.
T\0h\0e\0o\0r\0y\0 \0o\0f\0 \0R\0i\0n\0g\0s\0 \0a\0n\0d\0 \0M\0odules
basic properties of ideals and quotient rings
fundamental homomorphism theorems for rings and modules
characterizations and properties of special domains
such as:
EUCLIDEAN IMPLIES PID IMPLIES UFD
classification of finitely generated modules over Eucl dom
applications to the structure of
finitely generated abelian groups and
canonical forms of matrices
[Noetherian rings and modules]
[tensor products of vector spaces]
Field Theory:
algebraic [and transcendental] extensions of fields
fundamental theorem of Galois theory
properties of finite fields
separable [and inseparable] extensions
computations of Galois groups of polynomials
of small degree and cyclotomic polynomials
[elementary symmetric functions]
[solvability of polynomials by radicals]
References
[1] Thomas W. Hungerford, Algebra, Springer, New York, 1974.
[2] Kenneth Hoffman and Ray Kunze, Linear Algebra, Prentice-Hall, 1961.
[3] Nathan Jacobson, Basic Algebra 1, W.H. Freeman, San Francisco, 1974.
[4] Nathan Jacobson, Basic Algebra 2, W. H. Freeman, San Francisco, 1980.
[5] Serge Lang, Algebra, Addison Wesley, Reading Mass., 1970