机构:
St Petersburg State Univ, Inst Phys, Dept Math & Computat Phys, St Petersburg 198904, RussiaSt Petersburg State Univ, Inst Phys, Dept Math & Computat Phys, St Petersburg 198904, Russia
Tsiganov, AV
[1
]
机构:
[1] St Petersburg State Univ, Inst Phys, Dept Math & Computat Phys, St Petersburg 198904, Russia
Two outer automorphisms of the space of infinite-dimensional representations of sl(2) algebra are considered. The similar constructions for the loop algebras and Yangians are presented. The corresponding linear and quadratic R-brackets include the dynamical r-matrices. (C) 1998 American Institute of Physics.
机构:
St. Petersburg Department of the Steklov Mathematical Institute, St. PetersburgSt. Petersburg Department of the Steklov Mathematical Institute, St. Petersburg