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Integration over compact quantum groups. (English) Zbl 1129.46058
We find a combinatorial formula for the Haar functional of the orthogonal and unitary quantum groups. As an application, we consider diagonal coefficients of the fundamental representation, and we investigate their spectral measures.

46L65 Quantizations, deformations for selfadjoint operator algebras
46L54 Free probability and free operator algebras
Full Text: DOI
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[4] T. Banica and B. Collins, Integration over quantum permutation groups, in preparation. · Zbl 1170.46059 · doi:10.1016/j.jfa.2006.09.005
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