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19972008
most citedMapping Class Groups do not have Kazhdan's Property (T)

39 citations · 48 across the 7 of their papers we have counts for

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math.QA2007★ 39 cited

Mapping Class Groups do not have Kazhdan's Property (T)

Jorgen Ellegaard Andersen

We prove that the mapping class group of a closed oriented surface of genus at least two does not have Kazhdan's property (T).

math.CA2007

Quantum Hilbert matrices and orthogonal polynomials

Jorgen Ellegaard Andersen, Christian Berg

Using the notion of quantum integers associated with a complex number , we define the quantum Hilbert matrix and various extensions. They are Hankel matrices corresponding…