Vladimir Mitankin, Cecília Salgado
Abstract
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We study the distribution of the Brauer group and the frequency of the Brauer–Manin obstruction to the Hasse principle and weak approximation in a family of smooth del Pezzo surfaces of degree four over the rationals.
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We study the distribution of the Brauer group and the frequency of the Brauer–Manin obstruction to the Hasse principle and weak approximation in a family of smooth del Pezzo surfaces of degree four over the rationals.
Key concepts: Mathematics, Hasse principle, Degree (music), Brauer group, Rational number, Pure mathematics, Distribution (mathematics), Algebraic number field