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Abstract Algebra done Concretely
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.
Author(s): Donu Arapura
103 Pages 
Lecture Notes on Abstract Algebra by Aditya Sengupta
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.
Author(s): Aditya Sengupta
86 Pages
Abstract Algebra by Paul Garrett
This note on Abstract Algebra by Paul Garrett covers the topics like The integers, Groups, The players: rings, fields , Commutative rings , Linear Algebra :Dimension, Fields, Some Irreducible Polynomials, Cyclotomic polynomials, Finite fields, Modules over PIDs, Finitely generated modules, Polynomials over UFDs, Symmetric groups, Naive Set Theory, Symmetric polynomials, Eisenstein criterion, Vandermonde determinant, Cyclotomic polynomials, Roots of unity, Cyclotomic, Primes in arithmetic progressions, Galois theory, Solving equations by radicals, Eigen vectors, Spectral Theorems, Duals, naturality, bilinear forms, Determinants, Tensor products and Exterior powers.
Author(s): Paul Garrett
412 Pages
Abstract Algebra Theory and Applications
This PDF covers the following topics related to Abstract Algebra : The Integers, Groups, Cyclic Groups, Permutation Groups, Cosets and Lagrange’s Theorem, Matrix Groups and Symmetry, Isomorphisms, Homomorphisms, The Structure of Groups, Group Actions, Vector Spaces.
Author(s): Thomas W. Judson
442 Pages
Abstract Algebra by Santiago Canez
This PDF covers the following topics related to Abstract Algebra : Introduction to Groups, Integers mod n , Dihedral Groups, Symmetric Groups, Homomorphisms, Group Actions, Some Subgroups, Cyclic Groups, Generating Sets, Zorn’s Lemma, Normal Subgroups, Cosets and Quotients, Lagrange’s Theorem, First Isomorphism Theorem, More Isomorphism Theorems, Simple and Solvable Groups, Alternating Groups, Orbit-Stabilizer Theorem, More on Permutations, Class Equation, Conjugacy in Sn, Simplicity of An, Sylow Theorems, More on Sylow, Applications of Sylow, Semidirect Products, Classifying Groups, More Classifications, Finitely Generated Abelian, Back to Free Groups.
Author(s): Santiago Canez, Northwestern University
103 Pages
Abstract Algebra by Ulrich Meierfrankenfeld
This PDF covers the following topics related to Abstract Algebra : Groups, Sets, Functions and Relations, Definition and Examples, Basic Properties of Groups, Subgroups, Homomorphisms, Lagrange’s Theorem, Normal Subgroups, The Isomorphism Theorems, Group Actions and Sylow’s Theorem, Group Action, Sylow’s Theorem, Field Extensions, Vector Spaces, Simple Field Extensions, Splitting Fields, Separable Extension, Galois Theory, Sets, Equivalence Relations, Bijections, Cardinalities, List of Theorems, Definitions, etc, List of Theorems, Propositions and Lemmas, Definitions from the Lecture Notes, Definitions from the Homework.
Author(s): Ulrich Meierfrankenfeld, Department of Mathematics, Michigan State University
149 Pages
Abstract Algebra by Romyar Sharif
This note covers the following topics: Set theory, Group theory, Ring theory, Isomorphism theorems, Burnsides formula, Field theory and Galois theory, Module theory, Commutative algebra, Linear algebra via module theory, Homological algebra, Representation theory.
Author(s): Romyar Sharif
328 Pages