Abstract Algebra

The topics that will be covered under Abstract Algebra are as follows: Group Theory, Ring Theory, Field Theory, etc.

The notes on Group Theory are designed here in such a way that it covers a complete course in Group Theory.

Group Theory: Table of Contents

Prove that Order of Element Divides Order of Group

Group of Order 4 is Abelian: Proof

Center of Symmetric Group Sn is Trivial

Prove that Symmetric Group Sn is not Abelian

Every Subgroup of a Cyclic Group is Cyclic: Proof

Two Cyclic Groups of Same Order are Isomorphic

Infinite Cyclic Group is Isomorphic to ℤ [With Generators]

Ring Theory: Table of Contents
Field Theory: Table of Contents