Spectral triples for finitely presented groups, index 1.
Résumé
Using a Cayley complex (generalizing the Cayley graph) and Clifford algebras, we are able to give, for a large class of finitely presented groups, a uniform construction of spectral triples with $D_{+}$ of index $1$.
Origine : Fichiers produits par l'(les) auteur(s)
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