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math.AG2013★ 9 cited
Automorphisms of surfaces of general type with q=1 acting trivially in cohomology
Jin-Xing Cai, Wenfei Liu
Let S be a complex minimal surface of general type with irregularity q(S)=1 and Aut_0(S) the subgroup of automorphisms acting trivially on the cohomology ring with rational coeffic…
math.AG2013★ 3 cited
Geography of Gorenstein stable log surfaces
Wenfei Liu, Sönke Rollenske
We study the geography of Gorenstein stable log surfaces and prove two inequalities for their invariants: the stable Noether inequality and the -inequality. By constructing ex…