A Quantum Deformation of Invariants of Higher Binary Forms
β Scribed by Frank Leitenberger
- Publisher
- Elsevier Science
- Year
- 1999
- Tongue
- English
- Weight
- 279 KB
- Volume
- 222
- Category
- Article
- ISSN
- 0021-8693
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β¦ Synopsis
We use the theory of the quantum group U q gl 2 to develop a quantum theory of invariants and show a decomposition of invariants into a Gordan-Capelli series. Higher binary forms are introduced on the basis of braided algebras. We define quantised invariants and give basic examples. We show that the symbolic method of Clebsch and Gordan works also in the quantised case. We discuss the deformed discriminant of the quadratic and the cubic form, the deformed invariants I 1 , I 2 of the quartic form and further invariants without a classical analog.
π SIMILAR VOLUMES
## Abstract There is given a representation of the equivalence classes of nonβdegenerated binary forms of degree d as quotient of an affine open subset of (d β 3)βdimensional affine space by the dβth symmetric group.