28 citations · 136 across the 17 of their papers we have counts for
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math.AG2012★ 3 cited
The Coolidge-Nagata conjecture holds for curves with more than four cusps
Karol Palka
Let E be a plane rational curve defined over complex numbers which has only locally irreducible singularities. The Coolidge-Nagata conjecture states that E is rectifiable, i.e. it…
math.AG2012★ 7 cited
Classification of singular Q-homology planes. II. C^1- and C*-rulings
Karol Palka
A Q-homology plane is a normal complex algebraic surface having trivial rational homology. We classify singular Q-homology planes which are C^1- or C*-ruled. We analyze their compl…