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arXiv · hep-th/9812119

On Lorentz invariance and supersymmetry of four particle scattering amplitudes in $S^N\R^8$ orbifold sigma model

G. Arutyunov·S. Frolov·A. Polishchuk
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Abstract

The $S^N\R^8$ supersymmetric orbifold sigma model is expected to describe the IR limit of the Matrix string theory. In the framework of the model the type IIA string interaction is governed by a vertex which was recently proposed by R.Dijkgraaf, E.Verlinde and H.Verlinde. By using this interaction vertex we derive all four particle scattering amplitudes directly from the orbifold model in the large $N$ limit.

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G. Arutyunov, S. Frolov, A. Polishchuk. 1998-12-14. On Lorentz invariance and supersymmetry of four particle scattering amplitudes in $S^N\R^8$ orbifold sigma model. https://doi.org/10.1103/physrevd.60.066003

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