Very twisting families of pointed lines on Grassmannians

2006/02/28 by de Jong, A. J., Starr, Jason Michael · 1 citation
#14C05 #14M15 #Algebraic Geometry (math.AG) #FOS: Mathematics

paper · doi:10.48550/arxiv.math/0602645

Abstract

There exist very twisting families of lines on Grassmannians and isotropic Grassmannians. This is a key step in proving existence of a rational section of a family of isotropic Grassmannians over a surface with vanishing Brauer obstruction.

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• Rationally Simply Connected Hypersurfaces in Orthogonal Grassmannians

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