On the Brauer group of bielliptic surfaces
arXiv:1910.12537 · doi:10.25537/dm.2022v27.383-425
Abstract
We provide explicit generators for the torsion of the second cohomology of bielliptic surfaces, and we use this to study pullback map between Brauer group of a bielliptic surface and that of its canonical cover.
Main Article by E. Ferrari, S. Tirabassi and M. Vodrup. Appendix by J. Bergström and S. Tirabassi. Comments are welcome.V2: fixed a minor mistake in the proof of lemma 4.1, improved introduction, added examples