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The algebra of flat currents for the string on AdS_5 x S^5 in the light-cone gauge

Ashok Das·A. Melikyan·Matsuo Sato
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Abstract

We continue the program initiated in hep-th/0411200 and calculate the algebra of the flat currents for the string on AdS_5 x S^5 background in the light-cone gauge with kappa-symmetry fixed. We find that the algebra has a closed form and that the non-ultralocal terms come with a weight factor e^ϕ that depends on the radial AdS_5 coordinate. Based on results in two-dimensional sigma models coupled to gravity via the dilaton field, this suggests that the algebra of transition matrices in the present case is likely to be unambigous.

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Ashok Das, A. Melikyan, Matsuo Sato. 2005-11-21. The algebra of flat currents for the string on AdS_5 x S^5 in the light-cone gauge. https://doi.org/10.1088/1126-6708%2F2005%2F11%2F015

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