Tag Archive for: Lie algebra
When Lie Groups Became Physics
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Abstract
We explain by simple examples (one-parameter Lie groups), partly in the original language, and along the historical papers of Sophus Lie, Abraham…
What is Lie algebra? A 5 Minute Introduction
Definition/Summary
A Lie algebra ("Lee") is a set of generators of a Lie group. It is a basis of the tangent space around a Lie group's identity element,…
Lie Algebras: A Walkthrough The Representations
Part III: Representations
10. Sums and Products.
Frobenius began in ##1896## to generalize Weber's group characters and soon investigated…
Learn Lie Algebras: A Walkthrough The Structures
Part II: Structures5. Decompositions.Lie algebra theory is to a large extend the classification of the semisimple Lie algebras…
Learn Lie Algebras: A Walkthrough The Basics
Part I: Basics
1. Introduction.
This article is meant to provide a quick reference guide to Lie algebras: the terminology, important theorems,…
A Journey to The Manifold SU(2): Representations
Part 1
Representations
Image source: [23]
6. Some useful bases of ##\mathfrak{su}(2,\mathbb{C})##
Notations can differ from author…
Emergence From the Superpoint
In the previous article we saw that the generalization of super-Lie algebras to homotopy super-Lie n-algebras (super L-infinity algebras)…