Found 99 Documents (Results 1–99)
Equivariant cohomology and deformation for algebras - an operadic approach. (English) Zbl 07825722
Reviewer: Mikhail Malakhal’tsev (Bogotá)
Cohomology and deformation of an associative superalgebra. (English) Zbl 07789778
Reviewer: Angela Gammella-Mathieu (Metz)
On the Lie algebra structure of integrable derivations. (English) Zbl 1535.16010
Reviewer: Angela Gammella-Mathieu (Metz)
Stable invariance of the restricted Lie algebra structure of Hochschild cohomology. (English) Zbl 1511.13015
Reviewer: Janina C. Letz (Bielefeld)
Deformation of Kupershmidt operators and Kupershmidt-Nijenhuis structures of a Malcev algebra. (English) Zbl 1499.17020
Equivariant one-parameter formal deformations of Hom-Leibniz algebras. (English) Zbl 1516.17004
Reviewer: Yin Chen (Changchun)
Cohomology and deformations of dendriform algebras, and \(\mathrm{Dend}_\infty \)-algebras. (English) Zbl 1511.17005
Reviewer: Donald Yau (Newark)
Cohomology and deformations of Filippov algebroids. (English) Zbl 1503.17009
Reviewer: Iakovos Androulidakis (Athína)
Representations and one-parameter formal deformations of BiHom-Novikov superalgebras. (English) Zbl 1485.17035
Reviewer: Ivan Kaygorodov (Novosibirsk)
MSC:
17D30
Invariant Hochschild cohomology of smooth functions. (English) Zbl 1472.13028
Reviewer: Tolulope Oke (College Station)
The low-dimensional algebraic cohomology of the Witt and the Virasoro algebra with values in natural modules. (English) Zbl 1475.17033
Fialowski, Alice (ed.) et al., Homotopy algebras, deformation theory and quantization. Selected papers based on the presentations at the conference, September 16 and 22, 2018, Poznań, Poland. Warsaw: Polish Academy of Sciences, Institute of Mathematics. Banach Cent. Publ. 123, 141-174 (2021).
Reviewer: Friedrich Wagemann (Nantes)
Deformations of Loday-type algebras and their morphisms. (English) Zbl 1476.16028
Reviewer: Aleksandr G. Aleksandrov (Moskva)
Equivariant one-parameter deformations of Lie triple systems. (English) Zbl 1461.17006
Reviewer: Shuangjian Guo (Guiyang)
Equivariant associative dialgebras and its one-parameter formal deformations. (English) Zbl 1429.16011
Cohomology and 1-parameter formal deformations of Hom-\(\delta\)-Lie triple systems. (English) Zbl 1473.17011
Deformations and their controlling cohomologies of \(\mathcal{O}\)-operators. (English) Zbl 1440.17015
Quantum mechanics on phase space: The hydrogen atom and its Wigner functions. (English) Zbl 1384.81060
Cohomology of \(\mathfrak{aff}(2)\) acting on some modules and deformations. (English) Zbl 1386.17022
Some irreducible components of the variety of complex \((n + 1)\)-dimensional Leibniz algebras. (English) Zbl 1420.17001
A universal construction of universal deformation formulas, Drinfeld twists and their positivity. (English) Zbl 1425.17019
\(T^\ast\)-extension and 1-parameter formal deformation of Novikov superalgebras. (English) Zbl 1414.17021
Deforming \(\mathfrak{h}\)-trivial the Lie algebra \(\operatorname{Vect}(S^1)\) inside the Lie algebra of pseudodifferential operators \(\Psi\mathcal{DO}\). (English) Zbl 1416.17008
Monoidal categories and the Gerstenhaber bracket in Hochschild cohomology. (English) Zbl 1397.16008
Mem. Am. Math. Soc. 1151, vi, 149 p. (2016).
Deformation of \(\mathfrak{aff}(1)\)-modules of pseudo-differential operators and symbols. (English) Zbl 1391.17019
Homological epimorphisms, recollements and Hochschild cohomology – with a conjecture by Snashall-Solberg in view. (English) Zbl 1378.16011
Universal deformation formulas. (English) Zbl 1344.58010
Reviewer: Aleksandr G. Aleksandrov (Moskva)
On the deformation of Lie-Yamaguti algebras. (English) Zbl 1372.17023
Reviewer: Alberto Elduque (Zaragoza)
Extensions of associative algebras. (English) Zbl 1311.16023
Reviewer: Frauke Bleher (Iowa City)
A nuclear Weyl algebra. (English) Zbl 1287.53073
Reviewer: Mircea Crâşmăreanu (Iaşi)
Comment on “Stability of \((\alpha,\beta,\gamma)\)-derivations on Lie \(C^*\)-algebras” by M. Eshaghi Gordji and N. Ghobadipour. (English) Zbl 1282.39034
Reviewer: Camillo Trapani (Palermo)
Phase space quantum mechanics. (English) Zbl 1247.81231
Reviewer: Benjamin Cahen (Metz)
Hochschild cohomology ring of the integral group ring of the semidihedral 2-group. (English) Zbl 1214.16009
Twisted covariance as a non-invariant restriction of the fully covariant DFR model. (English) Zbl 1196.53056
Reviewer: Chun-Gil Park (Daejeon)
Witt vectors. I. (English) Zbl 1221.13036
Hazewinkel, M. (ed.), Handbook of algebra. Volume 6. Amsterdam: Elsevier/North-Holland (ISBN 978-0-444-53257-2/hbk). Handbook of Algebra 6, 319-472 (2009).
Reviewer: Florin Nicolae (Berlin)
The moduli space of 3-dimensional associative algebras. (English) Zbl 1183.14019
Reviewer: Arvid Siqveland (Kongsberg)
Deformation of Leibniz algebra morphisms over commutative local algebra base. (English) Zbl 1171.13010
Reviewer: Dorin-Mihail Popescu (Bucureşti)
Versal deformations of Leibniz algebras. (English) Zbl 1191.17001
Reviewer: Teimuraz Pirashvili (Leicester)
Hochschild cohomology ring of an order of a simple component of the rational group ring of the generalized quaternion group. (English) Zbl 1148.16008
Reviewer: Wolfgang Rump (Stuttgart)
On \((\alpha,\beta,\gamma)\)-derivations of Lie algebras and corresponding invariant functions. (English) Zbl 1162.17014
MSC:
17B40
Global Hochschild (co-)homology of singular spaces. (English) Zbl 1140.14015
Reviewer: Bjørn Dundas (Bergen)
A comparison of deformations and geometric study of varieties of associative algebras. (English) Zbl 1167.16025
Reviewer: Frauke Bleher (Iowa City)
Global geometric deformations of the Virasoro algebra, current and affine algebras by Krichever-Novikov type algebras. (English) Zbl 1127.81021
Non-commutative Poisson algebra structures on the Lie algebra \(\mathrm{so}_n\widetilde{({\mathbb C}_q)}\). (English) Zbl 1130.53057
Reviewer: Angela Gammella-Mathieu (Metz)
Deformation theory of modules. (English) Zbl 1135.16029
Reviewer: Goutam Mukherjee (Kolkata)
Diagrams of Lie algebras. (English) Zbl 1087.16008
Reviewer: Joaquín Jódar Reyes (Jaen)
Quantum groups and deformation quantization: explicit approaches and implicit aspects. (English) Zbl 1071.53052
A controlling cohomology of the deformation theory of Lie triple systems. (English) Zbl 1065.17010
Reviewer: Gordon Brown (Boulder)
Tetracomposition. (English) Zbl 1031.18006
Reviewer: Martin Markl (Praha)
On the automorphism group schemes of Lie algebras of Witt type. (English) Zbl 1028.17013
Reviewer: Michael Kuznetsov (Nizhnij Novgorod)
On derivation deviations in an abstract pre-operad. (English) Zbl 1002.18009
Reviewer: Bernhard Drabant (Walldorf)
MSC:
18D50
On the Berezin-Toeplitz calculus. (English) Zbl 0990.47025
Reviewer: Nikolaj L.Vasilevskij (México)
Invitation to composition. (English) Zbl 0948.18004
Reviewer: Bjørn Dundas (Trondheim)
MSC:
18D50
On a formula of Coll-Gerstenhaber-Giaquinto. (English) Zbl 0936.16025
Reviewer: T.Brzeziński (York)
Associative algebras and computer algebra. (Algèbres associatives et calcul formel.) (French) Zbl 0896.16002
Hecke algebras, \(U_q\text{sl}_n\), and the Donald-Flanigan conjecture for \(S_n\). (English) Zbl 0914.20012
Reviewer: Richard M.Green (Lancaster)
On the quantization of Poisson brackets. (English) Zbl 0931.53040
Reviewer: L.G.Makar-Limanov (Detroit)
Finite-dimensional non-commutative Poisson algebras. (English) Zbl 0872.16020
Reviewer: Andy R. Magid (Norman)
Group schemes and rigidity of algebras in positive characteristic. (English) Zbl 0868.17016
Reviewer: A.Rudakov (Trondheim)
The Lie algebra of iterated gradients of a Markov generator – variance and entropy expansions. (L’algèbre de Lie des gradients itérés d’un générateur markovien – développements de moyennes et entropies.) (French) Zbl 0842.60075
Reviewer: V.A.Kaimanovich (Rennes)
Universal deformation formulas and breaking symmetry. (English) Zbl 0827.17021
Reviewer: A.A.Premet (Manchester)
MSC:
17B56
The intrinsic bracket on the deformation complex of an associative algebra. (English) Zbl 0786.57017
Reviewer: D.Tanré (Villeneuve d’Ascq)
An introduction to algebraic deformation theory. (English) Zbl 0772.18006
Reviewer: M.Golasiński (Toruń)
The Lie algebra structure of tangent cohomology and deformation theory. (English) Zbl 0576.17008
Reviewer: Alice Fialowski (Budapest)
On the deformation of algebra morphisms and diagrams. (English) Zbl 0544.18005
Reviewer: G.Hoff
On modular field extensions. (English) Zbl 0183.04201
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