Symmetry of $osp(m|n)$ spin Calogero-Sutherland models

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Oshima, Kazuyuki
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Abstract
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We introduce osp(m|n) spin Calogero-Sutherland models and find that the models have the symmetry of osp(m|n) half-loop algebra or Yangian of osp(m|n) if and only if the coupling constant of the model equals to 2/(m-n-4).
Comment: 10 pages. Corrected typos. Title and abstruct are slightly changed. A new section is added
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Nonlinear Sciences - Exactly Solvable and Integrable Systems
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