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arXiv · hep-th/9912185

Compactification of M(atrix) theory on noncommutative toroidal orbifolds

A. Konechny·A. Schwarz
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Abstract

It was shown by A. Connes, M. Douglas and A. Schwarz that noncommutative tori arise naturally in consideration of toroidal compactifications of M(atrix) theory. A similar analysis of toroidal Z_{2} orbifolds leads to the algebra B_θ that can be defined as a crossed product of noncommutative torus and the group Z_{2}. Our paper is devoted to the study of projective modules over B_θ (Z_{2}-equivariant projective modules over a noncommutative torus). We analyze the Morita equivalence (duality) for B_θ algebras working out the two-dimensional case in detail.

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A. Konechny, A. Schwarz. 2000-05-19. Compactification of M(atrix) theory on noncommutative toroidal orbifolds. https://doi.org/10.1016/s0550-3213(00)00544-7

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