Complex Semisimple Lie Algebras
These short notes, already well-known in their original French edition, give the basic theory of semisimple Lie algebras over the complex numbers, including classification theorem. The author begins with a summary of the general properties of nilpotent, solvable, and semisimple Lie algebras. Subsequ...
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Format: | eBook |
Language: | English |
Published: |
Berlin, Heidelberg
Springer Berlin Heidelberg
2001, 2001
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Edition: | 1st ed. 2001 |
Series: | Springer Monographs in Mathematics
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Subjects: | |
Online Access: | |
Collection: | Springer Book Archives -2004 - Collection details see MPG.ReNa |
Table of Contents:
- I Nilpotent Lie Algebras and Solvable Lie Algebras
- 1. Lower Central Series
- 2. Definition of Nilpotent Lie Algebras
- 3. An Example of a Nilpotent Algebra
- 4. Engel’s Theorems
- 5. Derived Series
- 6. Definition of Solvable Lie Algebras
- 7. Lie’s Theorem
- 8. Cartan’s Criterion
- II Semisimple Lie Algebras (General Theorems)
- 1. Radical and Semisimpiicity
- 2. The Cartan-Killing Criterion
- 3. Decomposition of Semisimple Lie Algebras
- 4. Derivations of Semisimple Lie Algebras
- 5. Semisimple Elements and Nilpotent Elements
- 6. Complete Reducibility Theorem
- 7. Complex Simple Lie Algebras
- 8. The Passage from Real to Complex
- III Cartan Subalgebras
- 1. Definition of Cartan Subalgebras
- 2. Regular Elements: Rank
- 3. The Cartan Subalgebra Associated with a Regular Element
- 4. Conjugacy of Cartan Subalgebras
- 5. The Semisimple Case
- 6. Real Lie Algebras
- IV The Algebra SI2 and Its Representations
- 1. The Lie Algebra sl2
- 2. Modules, Weights, Primitive Elements
- 3. Structure of the Submodule Generated by a Primitive Element
- 4. The Modules Wm
- 5. Structure of the Finite-Dimensional g-Modules
- 6. Topological Properties of the Group SL2
- V Root Systems
- 1. Symmetries
- 2. Definition of Root Systems
- 3. First Examples
- 4. The Weyl Group
- 5. Invariant Quadratic Forms
- 6. Inverse Systems
- 7. Relative Position of Two Roots
- 8. Bases
- 9. Some Properties of Bases
- 10. Relations with the Weyl Group
- 11. The Cartan Matrix
- 12. The Coxeter Graph
- 13. Irreducible Root Systems
- 14. Classification of Connected Coxeter Graphs
- 15. Dynkin Diagrams
- 16. Construction of Irreducible Root Systems
- 17. Complex Root Systems
- VI Structure of Semisimple Lie Algebras
- 1. Decomposition of g
- 2. Proof of Theorem 2
- 3. Borei Subalgebras
- 4. WeylBases
- 5. Existence and Uniqueness Theorems
- 6. Chevalley’s Normalization
- Appendix. Construction of Semisimple Lie Algebras by Generators and Relations
- VII Linear Representations of Semisimple Lie Algebras
- 1. Weights
- 2. Primitive Elements
- 3. Irreducible Modules with a Highest Weight
- 4. Finite-Dimensional Modules
- 5. An Application to the Weyl Group
- 6. Example: sl n+1
- 7. Characters
- 8. H. Weyl’s formula
- VIII Complex Groups and Compact Groups
- 1. Cartan Subgroups
- 2. Characters
- 3. Relations with Representations
- 4. Berel Subgroups
- 5. Construction of Irreducible Representations from Boret Subgroups
- 6. Relations with Algebraic Groups
- 7. Relations with Compact Groups