2 papers
math.AG2014
Del Pezzo surfaces of degree four violating the Hasse principle are Zariski dense in the moduli scheme
Jörg Jahnel, Damaris Schindler
We show that, over every number field, the degree four del Pezzo surfaces that violate the Hasse principle are Zariski dense in the moduli scheme.
math.NT2014
A variant of Weyl's inequality for systems of forms and applications
Damaris Schindler
We give a variant of Weyl's inequality for systems of forms together with applications. First we use this to give a different formulation of a theorem of B. J. Birch on forms in ma…