This note covers the following topics: Natural Numbers, Principles of
Counting, Integers and Abelian groups, Divisibility, Congruences, Linear
Diophantine equations, Subgroups of Abelian groups, Commutative Rings, A little
Boolean Algebra, Fields, Polynomials over a Field, Quotients of Abelian groups,
Orders of Abelian groups, Linear Algebra over, Nonabelian groups, Groups of
Symmetries of Platonic Solids, Counting Problems involving Symmetry, Proofs of
theorems about group actions, Homomorphisms between groups, The Braid Group, The
Chinese remainder theorem, Quotients of polynomial rings, The finite Fourier
transform.
These notes are a selfcontained introduction to Galois theory, for a student who has done a first course in abstract algebra. This note contains below topics, What is Galois Theory, Rings Polynomials, Roots and Irreducibility, Fields Basics Extensions and Concrete Examples, Rings Quotients, Fields Constructions and More Examples, Ruler and Compass Constructions, Vector Spaces Dimensions, Fields III Splitting Fields and Finite Fields, Ruler and Compass Constructions, Groups Soluble Groups and Simple Groups, Groups Symmetries of Fields, Vector Spaces Solving Equations, The Fundamental Theorem of Galois Theory, Applications of the Galois Correspondence, Not Solving Equations.
This note explains basic concepts like sets and relations and progressing
to advanced topics such as group theory, rings, and fields also it covers
fundamental theorems like Lagranges theorem and explores key concepts like
permutations and quotient groups.
This note
explains the following topics, What is Abstract Algebra, The integers mod n,
Group Theory, Subgroups, The Symmetric and Dihedral Groups, Lagranges Theorem,
Homomorphisms, Ring Theory, Set Theory, Techniques for Proof Writing.
This note
explains the following topics, Sets and Functions, Factorization and the
Fundamental Theorem of Arithmetic, Groups, Permutation Groups and Group Actions,
Rings and Fields, Field Extensions and Galois Theory, Galois Theory.
This book aims
to give an introduction to using GAP with material appropriate for an
undergraduate abstract algebra course. It does not even attempt to give an
introduction to abstract algebra, there are many excellent books which do this.
Topics covered includes, The GGAP user interface, Rings, Groups, Linear Algebra,
Fields and Galois Theory, Number Theory.
This book explains the following topics, Group Theory, Subgroups, Cyclic Groups, Cosets and Lagranges Theorem, Simple Groups, Solvable Groups, Rings and Polynomials, Galois Theory, The Galois Group of a Field Extension, Quartic Polynomials.
This book is
a gentle introduction to abstract algebra. It is ideal as a text for a one
semester course designed to provide a rst exposure of the subject to students in
mathematics, science, or engineering. Covered topics are, Divisibility in the
Integers, Rings and Fields, Vector Spaces, Spaces, Groups, Sets, Functions, and
Relations.
These notes give a concise exposition of the theory of fields, including the Galois theory of finite and infinite extensions and the theory of transcendental extensions.