33 citations · 216 across the 16 of their papers we have counts for
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math.DG2006★ 8 cited
Monopole classes and Perelman's invariant of four-manifolds
D. Kotschick
We calculate Perelman's invariant for compact complex surfaces and a few other smooth four-manifolds. We also prove some results concerning the dependence of Perelman's invariant o…
math.GT2006★ 2 cited
The classification of football patterns
V. Braungart, D. Kotschick
We prove that every spherical football (also known as a spherical soccer ball) is a branched cover, branched only in the vertices, of the standard football made up of 12 pentagons…