The concept of graded contractions for representations of Lie algebras will be presented. An explicit example of graded contractions of all irreducible finite-dimensional representations of sl(2,C) to representations of Euclidean algebra e(2) will be described in detail.
The concept of graded contractions for representations of Lie algebras will be presented. An explicit example of graded contractions of all irreducible finite-dimensional representations of sl(2,C) to representations of Euclidean algebra e(2) will be described in detail. (en)