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math.AG2004★ 2 cited
Counting rational maps onto surfaces and fundamental groups
T. Bandman, A. Libgober
We consider the class of quasiprojective varieties admitting a dominant morphism onto a curve with negative Euler characteristic. The existence of such a morphism is a property of…
math.AG2000
Affine surfaces with isomorphic cylinders
Tatiana Bandman, Leonid Makar-Limanov
This paper is withdrawn by the authors.
math.AG1998
Cylinders over affine surfaces
Tatiana Bandman, Leonid Makar-Limanov
For an affine variety we consider the ring which is the intersection of the rings of constants of all locally-nilpotent derivations of the ring $\Cal {O}(S).$ We show…