31 citations · 84 across the 26 of their papers we have counts for
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math.AG2005★ 10 cited
Fundamental Groups of Galois Closures of Generic Projections
Christian Liedtke
For the Galois closure $\Xgal$ of a generic projection from a surface , it is believed that $π_1(\Xgal)$ gives rise to new invariants of . However, in all examples this group…
math.GR2005
Natural Central Extensions of Groups
Christian Liedtke
Given a group and an integer we construct a new group . Although this construction naturally occurs in the context of finding new invariants for c…