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math.AG2015
On the -ampleness of the tensor product of two line bundles
Mihai Halic, Roshan Tajarod
We prove that the tensor product of two line bundles, one being -ample and the other with sufficiently low-dimensional base locus, is still -ample.
math.AG2015
About the cohomological dimension of certain stratified varieties
Mihai Halic, Roshan Tajarod
We determine an upper bound for the cohomological dimension of the complement of a closed subset in a projective variety which possesses an appropriate stratification. We apply the…