Useful Links
1. Introduction to Algebraic Structures
2. Definition of a Group
3. Fundamental Examples of Groups
4. Order of Elements and Groups
5. Subgroups
6. Cyclic Groups
7. Permutation Groups
8. Cosets and Lagrange's Theorem
9. Normal Subgroups and Quotient Groups
10. Group Homomorphisms
11. The Isomorphism Theorems
12. Group Actions
13. The Sylow Theorems
14. Direct Products and Sums
15. Structure of Finite Abelian Groups
16. Solvable and Nilpotent Groups
17. Composition Series and Jordan-Hölder Theorem
18. Free Groups and Presentations
19. Semidirect Products
20. Introduction to Representation Theory
21. Applications of Group Theory
  1. Mathematics

Group Theory

1. Introduction to Algebraic Structures
2. Definition of a Group
3. Fundamental Examples of Groups
4. Order of Elements and Groups
5. Subgroups
6. Cyclic Groups
7. Permutation Groups
8. Cosets and Lagrange's Theorem
9. Normal Subgroups and Quotient Groups
10. Group Homomorphisms
11. The Isomorphism Theorems
12. Group Actions
13. The Sylow Theorems
14. Direct Products and Sums
15. Structure of Finite Abelian Groups
16. Solvable and Nilpotent Groups
17. Composition Series and Jordan-Hölder Theorem
18. Free Groups and Presentations
19. Semidirect Products
20. Introduction to Representation Theory
21. Applications of Group Theory
  1. Applications of Group Theory
    1. Crystallography
      1. Space Groups
        1. Point Groups
          1. Symmetry Operations
            1. Crystal Systems
            2. Chemistry
              1. Molecular Symmetry
                1. Point Groups in Chemistry
                  1. Spectroscopy Applications
                    1. Orbital Theory
                    2. Physics
                      1. Symmetries in Physics
                        1. Lorentz Group
                          1. Gauge Theory
                            1. Particle Physics
                              1. Quantum Mechanics
                              2. Cryptography
                                1. Discrete Logarithm Problem
                                  1. Diffie-Hellman Key Exchange
                                    1. Elliptic Curve Cryptography
                                      1. RSA and Group Theory
                                      2. Combinatorics
                                        1. Pólya Enumeration
                                          1. Burnside's Lemma Applications
                                            1. Graph Automorphisms
                                            2. Puzzles and Games
                                              1. Rubik's Cube Group
                                                1. 15-Puzzle
                                                  1. Other Permutation Puzzles
                                                    1. Game Theory Applications

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