Center of the quantum affine vertex algebra in type A

Feb 15, 2018
49 pages
Published in:
  • J.Algebra 496 (2018) 138-186
  • Published: Feb 15, 2018

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Abstract: (Elsevier)
We consider the quantum vertex algebra associated with the double Yangian in type A as defined by Etingof and Kazhdan. We show that its center is a commutative associative algebra and construct algebraically independent families of topological generators of the center at the critical level.
  • Quantum vertex algebra
  • Double Yangian
  • Center at the critical level