Gap-labelling for quasi-crystals (proving a conjecture by J. Bellissard)
Moulay-Tahar Benameur, Herve Oyono-Oyono
math.KTarXiv:math/0112113
Abstract
In the present paper, we give a proof of the gap-labelling conjecture for quasi-crystals. The main tools are the measured index theorem for laminations and a naturality of the longitudinal Chern character.
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