mathematics, a quantum or quantized enveloping algebra is a q-analog of a universal enveloping algebra. Given a Lie algebra g {\displaystyle {\mathfrak...
3 KB (351 words) - 05:29, 13 May 2024
called a deformation quantization of a {\displaystyle {\mathfrak {a}}} . A quantized enveloping algebra. The dual of such an algebra turns out to be an...
31 KB (4,261 words) - 10:53, 26 May 2025
Quantum group (redirect from Quantized universal enveloping algebra)
equivalent but larger, namely a group algebra or a universal enveloping algebra, then a group algebra or enveloping algebra can be "deformed", although the...
30 KB (4,983 words) - 17:53, 20 December 2024
Albert algebra, an exceptional Jordan algebra that is not enveloped by the canonical construction of the enveloping algebra for Jordan algebras. List of...
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the tensor algebra of any Lie algebra is a Poisson algebra. The universal enveloping algebra is obtained by modding out the Poisson algebra structure....
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category. Lusztig, George (1991), "Quivers, perverse sheaves, and quantized enveloping algebras", Journal of the American Mathematical Society, 4 (2): 365–421...
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Canonical basis (category Linear algebra)
representations of a quantized enveloping algebra of type A D E {\displaystyle ADE} and also for the plus part of that algebra was introduced by Lusztig...
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the unit of the universal enveloping algebra (called 1 above). The algebra W(V) is a quantization of the symmetric algebra Sym(V). If V is over a field...
28 KB (4,164 words) - 19:56, 26 February 2025
Vladimir Drinfeld (category Algebraic geometers)
States and works at the University of Chicago. Drinfeld's work connected algebraic geometry over finite fields with number theory, especially the theory...
9 KB (826 words) - 18:46, 16 June 2025
pp. 147–159 George Lusztig, Quivers, perverse sheaves, and quantized enveloping algebras, Journal of the American Mathematical Society 4 (1991), no....
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{sl}}_{2}\hookrightarrow {\mathfrak {g}}} , a W-algebra may be constructed from the universal enveloping algebra of the affine Lie algebra g ^ {\displaystyle {\hat {\mathfrak...
32 KB (5,488 words) - 23:40, 18 March 2025
Moyal product (redirect from Star product (quantization))
a universal enveloping algebra follows from the fact that the Weyl algebra is the universal enveloping algebra of the Heisenberg algebra (modulo that...
11 KB (1,621 words) - 20:14, 23 May 2025
quantum quantum group. quantized quantized enveloping algebra. radical 1. The radical of a Lie group. 2. The radical of a Lie algebra g {\displaystyle {\mathfrak...
23 KB (3,110 words) - 20:20, 10 January 2024
algebra as describing a certain "non-standard" or "quantized" algebraic group (which is not an algebraic group at all). While there does not seem to be a...
35 KB (4,397 words) - 17:17, 1 February 2025
Heisenberg group (redirect from Heisenberg algebra)
the universal enveloping algebra U ( h n ) {\displaystyle U({\mathfrak {h}}_{n})} . Among other properties, the universal enveloping algebra is an associative...
33 KB (5,924 words) - 03:11, 12 May 2025
affine algebra (or affine quantum group) is a Hopf algebra that is a q-deformation of the universal enveloping algebra of an affine Lie algebra. They were...
3 KB (305 words) - 14:37, 2 February 2021
Poisson bracket (section Quantization)
about is given in the universal enveloping algebra article. Quantum deformations of the universal enveloping algebra lead to the notion of quantum groups...
24 KB (4,029 words) - 21:36, 1 June 2025
Dixmier's enveloping algebras may be thought of as working out non-commutative algebraic geometry for the primitive spectrum of an enveloping algebra of a...
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(1992). "Local Finiteness of the Adjoint Action for Quantized Enveloping Algebras". Journal of Algebra. 153 (2): 289–318. doi:10.1016/0021-8693(92)90157-H...
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Crystal base (category Lie algebras)
S2CID 121695684 Lusztig, G. (1990), "Canonical bases arising from quantized enveloping algebras", Journal of the American Mathematical Society, 3 (2): 447–498...
9 KB (1,993 words) - 03:27, 26 May 2025
Wess–Zumino–Witten model (section Symmetry algebra)
construction is an embedding of the Virasoro algebra into the universal enveloping algebra of the affine Lie algebra. The existence of the embedding shows that...
21 KB (3,665 words) - 10:25, 19 July 2024
the Lie algebra generated by X and Y. The universal enveloping algebra of the free Lie algebra generated by X and Y is isomorphic to the algebra of all...
35 KB (6,168 words) - 01:11, 3 April 2025
different eigenspaces of the Casimir invariants of the universal enveloping algebra for those symmetries. This is the case for both the Lorentz symmetry...
35 KB (5,729 words) - 09:58, 24 March 2025
(v\otimes w)=w\otimes v} . The category of representations of a quantized universal enveloping algebra U q ( g ) {\displaystyle U_{q}({\mathfrak {g}})} is a braided...
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Manin matrix (section Linear algebra theorems)
works were influenced by the quantum group theory. He discovered that quantized algebra of functions Funq(GL) can be defined by the requirement that T and...
27 KB (4,354 words) - 21:05, 14 April 2025
Gelfand–Naimark–Segal construction (category C*-algebras)
C^{*}} -algebra A {\displaystyle A} , the closure of Φ ( A ) {\displaystyle \Phi (A)} in the weak operator topology is called the enveloping von Neumann...
16 KB (2,463 words) - 10:12, 7 February 2025
introduced the quantized Schur algebras (or q-Schur algebras for short), which are a type of q-deformation of the classical Schur algebras described above...
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respect to the largest possibly C*-norm gives its enveloping C*-algebra, called the group C*-algebra C*(G) of G. (Any C*-norm on L1(G) is bounded by the...
177 KB (21,313 words) - 02:31, 2 June 2025
1993. Kostant's work has involved representation theory, Lie groups, Lie algebras, homogeneous spaces, differential geometry and mathematical physics, particularly...
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Capelli's identity (category Lie algebras)
formulation. The universal enveloping algebra U ( g l n ) {\displaystyle U({\mathfrak {gl}}_{n})} can be defined as an algebra generated by Eij subject...
36 KB (6,222 words) - 15:10, 27 May 2025