A central extension of $\cD Y_{\hbar}(\gtgl_2)$ and its vertex representations

Abstract

A central extension of $\cD Y_{\hbar}(\gtgl_2)$ is proposed. The bosonization of level $1$ module and vertex operators are also given.

10 pages, AmsLatex, to appear in Lett. in Math. Phys

References in corpus (1)

• Yangian Double and Rational R-matrix

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