30 citations · 101 across the 13 of their papers we have counts for
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math.DG2023★ 3 cited
New expanding Ricci solitons starting in dimension four
Jan Nienhaus, Matthias Wink
We prove that there exists a gradient expanding Ricci soliton asymptotic to any given cone over the product of a round sphere and a Ricci flat manifold. In particular we obtain asy…
math.DG2023★ 1 cited
Einstein metrics on the Ten-Sphere
Jan Nienhaus, Matthias Wink
We prove the existence of three non-round, non-isometric Einstein metrics with positive scalar curvature on the sphere Previously, the only even-dimensional spheres known…