TīmeklisA rational point of X over k is thus a 0-cycle of degree 1⁠. Conjecturally, the Brauer–Manin obstruction to the Hasse principle for 0-cycles of degree 1 is the only one for smooth, proper, geometrically integral varieties over k (see [ 13] and [ 1 ]).

[1907.01207] Curves on K3 surfaces - arXiv.org

Tīmeklistrivial canonical class to a given K3 surface constrainthis K3 surface from being “general enough”? The answer is provided by the following Theorem 1.1. Suppose there exists a dominant rational map φ: A 99K S from a surface A with trivial canonical class to a K3 surface S. Suppose also that deg φ ≥ 2. Then the Picard number ρ(S) is ... TīmeklisRational curves on K3 surfaces - YouTube March 11, 2014Although a projective K3 surface over the complex numbers cannot be unirational, Bogomolov conjectured … home whippy ice cream maker

Supersingular K3 surfaces are unirational - Semantic Scholar

Tīmeklis2024. gada 24. sept. · 1.23: Continuously stirred tank reactors. Thus far in our study of chemical kinetics, we have considered reactions in isothermal batch reactors, in which reactions taking place in closed containers maintained at a constant temperature. While such reactions are commonplace in chemistry labs, most industrial processes … Tīmeklis2024. gada 1. marts · If a surface represented as a family of elliptic curves is a $ K3 $-surface, it does not have multiple fibres. The Jacobi elliptic family constructed from … Tīmeklis3 are examples of K3 surfaces. Little is known about the arithmetic of these surfaces. It is for instance not known whether there exists a K3 sur-face over the rational … histiocytoma in dogs pics