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math.KT2017★ 19 cited
On the range of the relative higher index and the higher rho-invariant for positive scalar curvature
Zhizhang Xie, Guoliang Yu, Rudolf Zeidler
Let be a closed spin manifold which supports a positive scalar curvature metric. The set of concordance classes of positive scalar curvature metrics on forms an abelian gro…
math.KT2017★ 5 cited
Positive scalar curvature and low-degree group homology
Noé Bárcenas, Rudolf Zeidler
Let be a discrete group. Assuming rational injectivity of the Baum-Connes assembly map, we provide new lower bounds on the rank of the positive scalar curvature bordism group a…