Birational rigidity of del Pezzo fibrations with quotient singularities and its application
classification
🧮 math.AG
keywords
birationalfibrationspezzorigidityapplicationquotientsingularitiesaction
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In this paper we give a criterion for birational rigidity of del Pezzo fibrations of degree 1 and 2 with only quotient singularities. As an application, we prove birational rigidity of suitable del Pezzo fibrations admitting an action of the Klein simple group.
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