Odd order Brauer--Manin obstruction on diagonal quartic surfaces
Ieronymou, Evis · Skorobogatov, Alexei N.
Original · EN
We determine the odd order torsion subgroup of the Brauer group of diagonal quartic surfaces over the field of rational numbers. We show that a non-constant Brauer element of odd order always obstructs weak approximation but never the Hasse principle.
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